<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019efa02-16a0-730e-84a3-fa51924bd7ed,g:4b0c6b71-adf8-48ec-b773-b378f603a35a-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.sifco.com/role/ConsolidatedCondensedStatementsofOperations" xlink:type="simple" xlink:href="sif-20260630.xsd#ConsolidatedCondensedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/ConsolidatedCondensedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019efa02-1762-76d3-8c5d-c09e9ada1252" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019efa02-1762-7c8d-91ef-7a1e8d34661c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019efa02-1762-76d3-8c5d-c09e9ada1252" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019efa02-1762-7c8d-91ef-7a1e8d34661c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019efa02-1762-7372-b25a-51eb53a15fb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019efa02-1762-76d3-8c5d-c09e9ada1252" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019efa02-1762-7372-b25a-51eb53a15fb2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019efa02-1762-7238-b680-987a9d177cae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019efa02-1762-7f3d-8e3c-5f99f477c8ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019efa02-1762-7238-b680-987a9d177cae" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019efa02-1762-7f3d-8e3c-5f99f477c8ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019efa02-1762-72c6-b772-1abaa2fe64e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019efa02-1762-7238-b680-987a9d177cae" xlink:to="loc_us-gaap_GrossProfit_019efa02-1762-72c6-b772-1abaa2fe64e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_019efa02-1762-7b42-9bfd-8e56492ca051" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnDispositionOfAssets1"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019efa02-1762-7238-b680-987a9d177cae" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets1_019efa02-1762-7b42-9bfd-8e56492ca051" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-7b55-a356-4412ac42b9d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019efa02-1762-7dae-b318-cffd06a2cf90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-7b55-a356-4412ac42b9d1" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019efa02-1762-7dae-b318-cffd06a2cf90" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7116-bc9f-507c8fab5d00" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-7b55-a356-4412ac42b9d1" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7116-bc9f-507c8fab5d00" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7335-9c94-ff34da29bdd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019efa02-1762-70a2-846a-7fb6e8941bcd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7335-9c94-ff34da29bdd2" xlink:to="loc_us-gaap_OperatingIncomeLoss_019efa02-1762-70a2-846a-7fb6e8941bcd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_019efa02-1762-7e82-b756-aa0c33b013ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7335-9c94-ff34da29bdd2" xlink:to="loc_us-gaap_InterestExpenseNonoperating_019efa02-1762-7e82-b756-aa0c33b013ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_019efa02-1762-799d-a7ed-ee9a8c42085a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7335-9c94-ff34da29bdd2" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_019efa02-1762-799d-a7ed-ee9a8c42085a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019efa02-1762-77c6-a575-a03eff424073" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019efa02-1762-7335-9c94-ff34da29bdd2" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019efa02-1762-77c6-a575-a03eff424073" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_019efa02-1762-78e9-9e05-819cad7aec52" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_019efa02-1762-77a7-bf85-cc0cbe554a2e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareBasic_019efa02-1762-78e9-9e05-819cad7aec52" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_019efa02-1762-77a7-bf85-cc0cbe554a2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_019efa02-1762-7a66-8135-e3b829c76bc2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareBasic_019efa02-1762-78e9-9e05-819cad7aec52" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_019efa02-1762-7a66-8135-e3b829c76bc2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019efa02-1762-79e8-9a8e-b989e0360609" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_019efa02-1762-7588-a8b8-e7c44e416ec5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019efa02-1762-79e8-9a8e-b989e0360609" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_019efa02-1762-7588-a8b8-e7c44e416ec5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-76b3-9fce-cd22d2fc0592" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019efa02-1762-79e8-9a8e-b989e0360609" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-76b3-9fce-cd22d2fc0592" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_019efa02-1762-7a8e-ad1f-07a12712f1b0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_019efa02-1762-757a-b9b6-3e075e8d6224" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareDiluted_019efa02-1762-7a8e-ad1f-07a12712f1b0" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_019efa02-1762-757a-b9b6-3e075e8d6224" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_019efa02-1762-7e1a-9522-a0e1028be20c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareDiluted_019efa02-1762-7a8e-ad1f-07a12712f1b0" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_019efa02-1762-7e1a-9522-a0e1028be20c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/ConsolidatedCondensedStatementsofComprehensiveIncomeLoss" xlink:type="simple" xlink:href="sif-20260630.xsd#ConsolidatedCondensedStatementsofComprehensiveIncomeLoss"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/ConsolidatedCondensedStatementsofComprehensiveIncomeLoss" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019efa02-1762-7bec-8c0a-6525ead3b298" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019efa02-1762-7abc-9624-f5c8567e577b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019efa02-1762-7bec-8c0a-6525ead3b298" xlink:to="loc_us-gaap_NetIncomeLoss_019efa02-1762-7abc-9624-f5c8567e577b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_019efa02-1762-7b8a-8dbc-cae3073d2bfd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019efa02-1762-7bec-8c0a-6525ead3b298" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_019efa02-1762-7b8a-8dbc-cae3073d2bfd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_019efa02-1762-709c-b2ac-46d9e70f94b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019efa02-1762-7bec-8c0a-6525ead3b298" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_019efa02-1762-709c-b2ac-46d9e70f94b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeOtherNetOfTax_019efa02-1762-764e-8fb6-c13f4a1a78b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeOtherNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019efa02-1762-7bec-8c0a-6525ead3b298" xlink:to="loc_us-gaap_OtherComprehensiveIncomeOtherNetOfTax_019efa02-1762-764e-8fb6-c13f4a1a78b6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/ConsolidatedCondensedBalanceSheets" xlink:type="simple" xlink:href="sif-20260630.xsd#ConsolidatedCondensedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/ConsolidatedCondensedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-718b-9135-90d68fb48d9d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-718b-9135-90d68fb48d9d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019efa02-1762-7893-96e5-cf31864d5b2e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019efa02-1762-7893-96e5-cf31864d5b2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019efa02-1762-7e09-b240-cf977d13bdac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019efa02-1762-7e09-b240-cf977d13bdac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019efa02-1762-73bc-80e5-09f11451297e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019efa02-1762-73bc-80e5-09f11451297e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_019efa02-1762-7d3a-b8b3-21dbb9494a38" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_019efa02-1762-7d3a-b8b3-21dbb9494a38" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019efa02-1762-7062-a3a0-0c7918adccee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019efa02-1762-7062-a3a0-0c7918adccee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019efa02-1762-7808-a8e5-d2518937456f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019efa02-1762-7808-a8e5-d2518937456f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019efa02-1762-7ce2-a1b6-595e46b823e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019efa02-1762-7ec8-b41b-b7bd94968471" xlink:to="loc_us-gaap_StockholdersEquity_019efa02-1762-7ce2-a1b6-595e46b823e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019efa02-1762-7b0c-af27-7aec26d2e1c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019efa02-1762-7b0c-af27-7aec26d2e1c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_019efa02-1762-7094-9156-f2bb1b9d1012" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:to="loc_us-gaap_RestrictedCashCurrent_019efa02-1762-7094-9156-f2bb1b9d1012" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableNetCurrent_019efa02-1762-77c5-be64-1b676dbcb72e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsNotesAndLoansReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:to="loc_us-gaap_AccountsNotesAndLoansReceivableNetCurrent_019efa02-1762-77c5-be64-1b676dbcb72e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_019efa02-1762-717d-bea6-d8d942100aad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_019efa02-1762-717d-bea6-d8d942100aad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019efa02-1762-7667-a06a-d03543c00e45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:to="loc_us-gaap_InventoryNet_019efa02-1762-7667-a06a-d03543c00e45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019efa02-1762-79dc-b9ff-80a45c49e755" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019efa02-1762-7e66-80cc-abc411825309" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019efa02-1762-79dc-b9ff-80a45c49e755" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019efa02-1762-71e7-b330-ae9e60daa2aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019efa02-1762-738b-912d-a20af2b06f3c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019efa02-1762-71e7-b330-ae9e60daa2aa" xlink:to="loc_us-gaap_PreferredStockValue_019efa02-1762-738b-912d-a20af2b06f3c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019efa02-1762-75ab-89a4-b2d5c107ee42" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019efa02-1762-71e7-b330-ae9e60daa2aa" xlink:to="loc_us-gaap_CommonStockValue_019efa02-1762-75ab-89a4-b2d5c107ee42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019efa02-1762-7b6a-8ff4-436f12e9a100" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019efa02-1762-71e7-b330-ae9e60daa2aa" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019efa02-1762-7b6a-8ff4-436f12e9a100" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019efa02-1762-7137-b2ff-fd0117006cd0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019efa02-1762-71e7-b330-ae9e60daa2aa" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019efa02-1762-7137-b2ff-fd0117006cd0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019efa02-1762-742d-8130-ed7bf8a4c270" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019efa02-1762-71e7-b330-ae9e60daa2aa" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019efa02-1762-742d-8130-ed7bf8a4c270" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019efa02-1762-7d8f-90d4-da3b86d4d020" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019efa02-1762-7cae-873b-f43bb4072c71" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019efa02-1762-7d8f-90d4-da3b86d4d020" xlink:to="loc_us-gaap_AssetsCurrent_019efa02-1762-7cae-873b-f43bb4072c71" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019efa02-1762-7da1-a339-4bc6272bfc00" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019efa02-1762-7d8f-90d4-da3b86d4d020" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019efa02-1762-7da1-a339-4bc6272bfc00" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019efa02-1762-7c5d-8ec3-e1e2a92691b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019efa02-1762-7d8f-90d4-da3b86d4d020" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019efa02-1762-7c5d-8ec3-e1e2a92691b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019efa02-1762-7623-bd11-0c0653e522e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019efa02-1762-7d8f-90d4-da3b86d4d020" xlink:to="loc_us-gaap_Goodwill_019efa02-1762-7623-bd11-0c0653e522e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019efa02-1762-721d-8829-1a107d14394f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019efa02-1762-7d8f-90d4-da3b86d4d020" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019efa02-1762-721d-8829-1a107d14394f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermDebtCurrent_019efa02-1762-7add-a9a7-e299b0453f93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:to="loc_us-gaap_OtherLongTermDebtCurrent_019efa02-1762-7add-a9a7-e299b0453f93" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_019efa02-1762-7f2f-bea1-04c5f44999f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShortTermBorrowings"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:to="loc_us-gaap_ShortTermBorrowings_019efa02-1762-7f2f-bea1-04c5f44999f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_019efa02-1762-7ed5-b5b8-0104e68c512b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_019efa02-1762-7ed5-b5b8-0104e68c512b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019efa02-1762-7899-ab95-a580ba0b9cbc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:to="loc_us-gaap_AccountsPayableCurrent_019efa02-1762-7899-ab95-a580ba0b9cbc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019efa02-1762-7b25-8e2c-184210244500" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019efa02-1762-7b25-8e2c-184210244500" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019efa02-1762-7cd5-96b9-acf894e2909b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019efa02-1762-7f96-9481-05dc0f034b88" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019efa02-1762-7cd5-96b9-acf894e2909b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/ConsolidatedCondensedStatementsofCashFlows" xlink:type="simple" xlink:href="sif-20260630.xsd#ConsolidatedCondensedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/ConsolidatedCondensedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019efa02-1762-7b0a-9236-646145cd5483" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7d6b-8108-36f4b82facc6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019efa02-1762-7b0a-9236-646145cd5483" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7d6b-8108-36f4b82facc6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_019efa02-1762-74bb-9f46-1e448d916964" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019efa02-1762-7b0a-9236-646145cd5483" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_019efa02-1762-74bb-9f46-1e448d916964" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7635-85ef-fcafb24a5504" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019efa02-1762-7b0a-9236-646145cd5483" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7635-85ef-fcafb24a5504" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-792f-a99e-5ded359603ca" xlink:href="sif-20260630.xsd#sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019efa02-1762-7b0a-9236-646145cd5483" xlink:to="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-792f-a99e-5ded359603ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-7c72-bb7c-1de7d9301a61" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1762-7c72-bb7c-1de7d9301a61" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019efa02-1762-7e71-a73e-bd90c4e0ed4f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019efa02-1762-7e71-a73e-bd90c4e0ed4f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sif_AmortizationAndWriteOffOfDebtIssuanceCost_019efa02-1762-7a20-bba7-54f4df19cf1e" xlink:href="sif-20260630.xsd#sif_AmortizationAndWriteOffOfDebtIssuanceCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_sif_AmortizationAndWriteOffOfDebtIssuanceCost_019efa02-1762-7a20-bba7-54f4df19cf1e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_019efa02-1762-7837-a0e3-8ffea9d4eed8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnDispositionOfAssets1"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets1_019efa02-1762-7837-a0e3-8ffea9d4eed8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryLIFOReservePeriodCharge_019efa02-1762-7a48-8946-3ede10fb0297" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryLIFOReservePeriodCharge"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_InventoryLIFOReservePeriodCharge_019efa02-1762-7a48-8946-3ede10fb0297" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sif_ShareTransactionsUnderCompanyStockPlan_019efa02-1762-7a83-9deb-c1957fd28816" xlink:href="sif-20260630.xsd#sif_ShareTransactionsUnderCompanyStockPlan"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_sif_ShareTransactionsUnderCompanyStockPlan_019efa02-1762-7a83-9deb-c1957fd28816" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWriteDown_019efa02-1762-7b27-8942-ed208effe08f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryWriteDown"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_InventoryWriteDown_019efa02-1762-7b27-8942-ed208effe08f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredOtherTaxExpenseBenefit_019efa02-1762-73cc-9efa-6735fc1a87c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredOtherTaxExpenseBenefit"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_DeferredOtherTaxExpenseBenefit_019efa02-1762-73cc-9efa-6735fc1a87c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019efa02-1762-72c3-afc4-96e34ac262e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebt"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_InterestExpenseDebt_019efa02-1762-72c3-afc4-96e34ac262e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sif_IncreaseDecreaseInInterestIncurredButNotYetPaid_019efa02-1762-775c-b5f0-99757d68a022" xlink:href="sif-20260630.xsd#sif_IncreaseDecreaseInInterestIncurredButNotYetPaid"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_sif_IncreaseDecreaseInInterestIncurredButNotYetPaid_019efa02-1762-775c-b5f0-99757d68a022" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019efa02-1762-7833-af81-cfa4599d2e2e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019efa02-1762-7833-af81-cfa4599d2e2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_019efa02-1762-7669-a760-e186e145b1b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_019efa02-1762-7669-a760-e186e145b1b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_019efa02-1762-7083-ae9a-162f02bf5087" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_019efa02-1762-7083-ae9a-162f02bf5087" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_019efa02-1762-74c8-931b-699ff424e2cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_019efa02-1762-74c8-931b-699ff424e2cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidExpense_019efa02-1762-7743-8476-1a6333a66b6c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense"/>
    <link:calculationArc order="15" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidExpense_019efa02-1762-7743-8476-1a6333a66b6c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019efa02-1762-7666-8e5a-029a5435bdb6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="16" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019efa02-1762-7666-8e5a-029a5435bdb6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019efa02-1762-714b-977a-509949dc3f82" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019efa02-1762-714b-977a-509949dc3f82" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019efa02-1762-7705-9ef1-8a9532e5521f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019efa02-1762-7705-9ef1-8a9532e5521f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019efa02-1762-7923-b4f5-34a3f4c8c51a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="19" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019efa02-1762-7923-b4f5-34a3f4c8c51a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_019efa02-1762-7ed1-af52-95ebdef68285" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_019efa02-1762-7acd-a859-70b36ad31e52" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_019efa02-1762-7ed1-af52-95ebdef68285" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt_019efa02-1762-78a8-8884-51e6568945b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt_019efa02-1762-78a8-8884-51e6568945b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfSecuredDebt_019efa02-1762-745e-9e64-43c5c5ab8462" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfSecuredDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_RepaymentsOfSecuredDebt_019efa02-1762-745e-9e64-43c5c5ab8462" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_019efa02-1762-7f12-aaba-3d585a45f752" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_019efa02-1762-7f12-aaba-3d585a45f752" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_019efa02-1762-7869-be3b-261735ccd47a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfLinesOfCredit"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_RepaymentsOfLinesOfCredit_019efa02-1762-7869-be3b-261735ccd47a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019efa02-1762-7fa8-bedd-c3e1d15de704" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019efa02-1762-7fa8-bedd-c3e1d15de704" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_019efa02-1762-70f1-9d3d-852f0c8ad698" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_019efa02-1762-70f1-9d3d-852f0c8ad698" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfRelatedPartyDebt_019efa02-1762-7c70-bae8-63a6e3ab7419" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfRelatedPartyDebt"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_019efa02-1762-7bc4-88b1-858f94062fc3" xlink:to="loc_us-gaap_RepaymentsOfRelatedPartyDebt_019efa02-1762-7c70-bae8-63a6e3ab7419" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-7ab0-83bd-fe27ccc36680" xlink:href="sif-20260630.xsd#sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_019efa02-1762-7df5-910d-677ee259df77" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-7ab0-83bd-fe27ccc36680" xlink:to="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_019efa02-1762-7df5-910d-677ee259df77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_019efa02-1762-75c5-9a7b-dd5ab03bef89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-7ab0-83bd-fe27ccc36680" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_019efa02-1762-75c5-9a7b-dd5ab03bef89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_019efa02-1762-71c6-85d6-7f9dfecc582d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-7ab0-83bd-fe27ccc36680" xlink:to="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_019efa02-1762-71c6-85d6-7f9dfecc582d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_019efa02-1762-7175-aa53-2aea64afbbb0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sif_NetCashProvidedByUsedInDiscontinuedOperationsIncludingEffectOfExchangeRateChanges_019efa02-1762-7ab0-83bd-fe27ccc36680" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_019efa02-1762-7175-aa53-2aea64afbbb0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_019efa02-1762-7edb-84a9-4c1991331e6c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_019efa02-1762-724c-8357-9115a0f541fa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_019efa02-1762-7edb-84a9-4c1991331e6c" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_019efa02-1762-724c-8357-9115a0f541fa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_019efa02-1762-7902-820e-7eef14ad6de4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_019efa02-1762-7edb-84a9-4c1991331e6c" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_019efa02-1762-7902-820e-7eef14ad6de4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019efa02-1762-735b-b659-78818009dcbc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019efa02-1762-7307-bc6a-47c750fe439e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019efa02-1762-735b-b659-78818009dcbc" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019efa02-1762-7307-bc6a-47c750fe439e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/SummaryofSignificantAccountingPoliciesDilutiveEffectDetails" xlink:type="simple" xlink:href="sif-20260630.xsd#SummaryofSignificantAccountingPoliciesDilutiveEffectDetails"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/SummaryofSignificantAccountingPoliciesDilutiveEffectDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019efa02-1762-7c2e-8f1c-f63ba2403992" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019efa02-1762-7954-ac86-9b11d9e63530" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019efa02-1762-7c2e-8f1c-f63ba2403992" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019efa02-1762-7954-ac86-9b11d9e63530" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019efa02-1762-793d-a5d0-fa0f52421d31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019efa02-1762-7c2e-8f1c-f63ba2403992" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019efa02-1762-793d-a5d0-fa0f52421d31" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/DiscontinuedOperationsOperatingDiscontinuedOperationsDetails" xlink:type="simple" xlink:href="sif-20260630.xsd#DiscontinuedOperationsOperatingDiscontinuedOperationsDetails"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/DiscontinuedOperationsOperatingDiscontinuedOperationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_019efa02-1816-7a22-9e6b-1005cbb6665f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_019efa02-1816-78e5-bcc1-fa1d146840b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_019efa02-1816-7a22-9e6b-1005cbb6665f" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_019efa02-1816-78e5-bcc1-fa1d146840b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_019efa02-1816-7eb5-9245-433be12c71ac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_019efa02-1816-7a22-9e6b-1005cbb6665f" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_019efa02-1816-7eb5-9245-433be12c71ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax_019efa02-1816-76df-a726-634133e8faf9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_019efa02-1816-7a22-9e6b-1005cbb6665f" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax_019efa02-1816-76df-a726-634133e8faf9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/InventoriesInventoriesDetails" xlink:type="simple" xlink:href="sif-20260630.xsd#InventoriesInventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/InventoriesInventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019efa02-1816-7b9b-ade5-29231f69fb8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSupplies_019efa02-1816-7f09-8756-b51f90639e8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryRawMaterialsAndSupplies"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019efa02-1816-7b9b-ade5-29231f69fb8c" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSupplies_019efa02-1816-7f09-8756-b51f90639e8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_019efa02-1816-7008-87a5-4d241e5f2cf5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019efa02-1816-7b9b-ade5-29231f69fb8c" xlink:to="loc_us-gaap_InventoryWorkInProcess_019efa02-1816-7008-87a5-4d241e5f2cf5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_019efa02-1816-74d4-9a9e-812586685d02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019efa02-1816-7b9b-ade5-29231f69fb8c" xlink:to="loc_us-gaap_InventoryFinishedGoods_019efa02-1816-74d4-9a9e-812586685d02" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/DebtDebtDetails" xlink:type="simple" xlink:href="sif-20260630.xsd#DebtDebtDetails"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/DebtDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_019efa02-1816-7f46-9138-bab672d4dd71" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019efa02-1816-76ba-a7d2-52c43aed6503" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_019efa02-1816-7f46-9138-bab672d4dd71" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019efa02-1816-76ba-a7d2-52c43aed6503" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_019efa02-1816-7ab2-9754-faa995b7a8fd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_019efa02-1816-7f46-9138-bab672d4dd71" xlink:to="loc_us-gaap_FinanceLeaseLiability_019efa02-1816-7ab2-9754-faa995b7a8fd" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/DebtDebtDetails_1" xlink:type="simple" xlink:href="sif-20260630.xsd#DebtDebtDetails_1"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/DebtDebtDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_019efa02-1816-79f7-b08e-7d2c039218f8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_019efa02-1816-7438-b52b-3e7bab4e5f8f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_019efa02-1816-79f7-b08e-7d2c039218f8" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_019efa02-1816-7438-b52b-3e7bab4e5f8f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_019efa02-1816-7347-bc22-ff9050a8910a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_019efa02-1816-79f7-b08e-7d2c039218f8" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_019efa02-1816-7347-bc22-ff9050a8910a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/RetirementBenefitPlansComponentsofNetPeriodicBenefitCostDetails" xlink:type="simple" xlink:href="sif-20260630.xsd#RetirementBenefitPlansComponentsofNetPeriodicBenefitCostDetails"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/RetirementBenefitPlansComponentsofNetPeriodicBenefitCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019efa02-1817-719b-a40d-9434b647d6a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_019efa02-1817-7f40-992a-e4ca4c205413" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019efa02-1817-719b-a40d-9434b647d6a7" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_019efa02-1817-7f40-992a-e4ca4c205413" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_019efa02-1817-7cfa-b613-1972c011d915" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019efa02-1817-719b-a40d-9434b647d6a7" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_019efa02-1817-7cfa-b613-1972c011d915" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019efa02-1817-721b-9dc3-d628aa940af7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019efa02-1817-719b-a40d-9434b647d6a7" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019efa02-1817-721b-9dc3-d628aa940af7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_019efa02-1817-7747-95de-36288f858e09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019efa02-1817-719b-a40d-9434b647d6a7" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_019efa02-1817-7747-95de-36288f858e09" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sifco.com/role/SegmentInformationSegmentAssetsataDifferentAssetLevelDetails" xlink:type="simple" xlink:href="sif-20260630.xsd#SegmentInformationSegmentAssetsataDifferentAssetLevelDetails"/>
  <link:calculationLink xlink:role="http://www.sifco.com/role/SegmentInformationSegmentAssetsataDifferentAssetLevelDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1817-78d5-bba2-600ddd3e3787" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019efa02-1817-7d9e-9d20-d663c8d53d8e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1817-78d5-bba2-600ddd3e3787" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019efa02-1817-7d9e-9d20-d663c8d53d8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019efa02-1817-77e2-983c-9abdfefc425b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1817-78d5-bba2-600ddd3e3787" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019efa02-1817-77e2-983c-9abdfefc425b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019efa02-1817-7c3f-b3ae-30d760c798cb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1817-78d5-bba2-600ddd3e3787" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019efa02-1817-7c3f-b3ae-30d760c798cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_019efa02-1817-712b-9417-395126c6bdb6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019efa02-1817-78d5-bba2-600ddd3e3787" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_019efa02-1817-712b-9417-395126c6bdb6" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
