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id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><xbrli:unit id="INRPerShare"><xbrli:divide><xbrli:unitNumerator><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unitNumerator><xbrli:unitDenominator><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unitDenominator></xbrli:divide></xbrli:unit><in-capmkt:ScripCode contextRef="OneD">500313</in-capmkt:ScripCode><in-capmkt:Symbol contextRef="OneD">OILCOUNTUB</in-capmkt:Symbol><in-capmkt:MSEISymbol contextRef="OneD">NA</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="OneD">INE591A01010</in-capmkt:ISIN><in-capmkt:NameOfTheCompany contextRef="OneD">OIL COUNTRY TUBULAR LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:TypeOfCompany contextRef="OneD">Main Board</in-capmkt:TypeOfCompany><in-capmkt:ClassOfSecurity contextRef="OneD">Equity</in-capmkt:ClassOfSecurity><in-capmkt:DateOfStartOfFinancialYear 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contextRef="OneD">true</in-capmkt:WhetherTheCompanyHasAnyRelatedParty><in-capmkt:WhetherTheCompanyHasEnteredIntoAnyRelatedPartyTransactionDuringThePeriod contextRef="OneD">true</in-capmkt:WhetherTheCompanyHasEnteredIntoAnyRelatedPartyTransactionDuringThePeriod><in-capmkt:WeDeclareThatTheAcceptanceOfFixedDepositsByTheBanksOrNonBankingFinanceCompanyAreAtTheTermsUniformlyApplicableOrOfferedToAllShareholdersOrPublic contextRef="OneD">NA</in-capmkt:WeDeclareThatTheAcceptanceOfFixedDepositsByTheBanksOrNonBankingFinanceCompanyAreAtTheTermsUniformlyApplicableOrOfferedToAllShareholdersOrPublic><in-capmkt:WeDeclareThatTheScheduledCommercialBankAsPerRBICircularRBIDBR20151619Dated03March2016HasAllowedAdditionalInterestOfOnePerCentPerAnnumOverAndAboveTheRateOfInterestMentionedInTheScheduleOfInterestRatesOnSavings contextRef="OneD">NA</in-capmkt:WeDeclareThatTheScheduledCommercialBankAsPerRBICircularRBIDBR20151619Dated03March2016HasAllowedAdditionalInterestOfOnePerCentPerAnnumOverAndAboveTheRateOfInterestMentionedInTheScheduleOfInterestRatesOnSavings><in-capmkt:WhetherTheCompanyIsAHighValueDebtListedEntityAccordingTo1AOfRegulation15 contextRef="OneI">false</in-capmkt:WhetherTheCompanyIsAHighValueDebtListedEntityAccordingTo1AOfRegulation15><in-capmkt:WhetherTheUpdatedRelatedPartyTransactionsPolicyHasBeenUploadedOnTheWebsiteOfTheCompanyInComplianceWithRegulation23 contextRef="OneD">true</in-capmkt:WhetherTheUpdatedRelatedPartyTransactionsPolicyHasBeenUploadedOnTheWebsiteOfTheCompanyInComplianceWithRegulation23><in-capmkt:LatestDateOnWhichRelatedPartyTransactionsPolicyIsUpdated contextRef="OneD">2025-01-29</in-capmkt:LatestDateOnWhichRelatedPartyTransactionsPolicyIsUpdated><in-capmkt:WebsiteLinkForUpdatedRelatedPartyTransactionsPolicyOfTheCompany contextRef="OneD">www.octlindia.com</in-capmkt:WebsiteLinkForUpdatedRelatedPartyTransactionsPolicyOfTheCompany><in-capmkt:WhetherStatementOnDeviationOrVariationForProceedsOfPublicIssueOrRightIssueOrPreferentialIssueOrQIPEtcIsApplicableToTheCompanyForTheCurrentQuarter contextRef="OneD">false</in-capmkt:WhetherStatementOnDeviationOrVariationForProceedsOfPublicIssueOrRightIssueOrPreferentialIssueOrQIPEtcIsApplicableToTheCompanyForTheCurrentQuarter><in-capmkt:WhetherTheDisclosureForTheDefaultOnLoansAndDebtSecuritiesIsApplicableToTheEntity contextRef="OneD">false</in-capmkt:WhetherTheDisclosureForTheDefaultOnLoansAndDebtSecuritiesIsApplicableToTheEntity><in-capmkt:NoteForNonApplicabilityOfTheDisclosureForTheDefaultOnLoansAndDebtSecuritiesToTheEntity contextRef="OneD">There is no default of loan</in-capmkt:NoteForNonApplicabilityOfTheDisclosureForTheDefaultOnLoansAndDebtSecuritiesToTheEntity><in-capmkt:DateOfStartOfReportingPeriod contextRef="OneD">2025-01-01</in-capmkt:DateOfStartOfReportingPeriod><in-capmkt:DateOfEndOfReportingPeriod contextRef="OneD">2025-03-31</in-capmkt:DateOfEndOfReportingPeriod><in-capmkt:WhetherResultsAreAuditedOrUnaudited contextRef="OneD">Audited</in-capmkt:WhetherResultsAreAuditedOrUnaudited><in-capmkt:NatureOfReportStandaloneConsolidated contextRef="OneD">Standalone</in-capmkt:NatureOfReportStandaloneConsolidated><in-capmkt:RevenueFromOperations contextRef="OneD" decimals="-3" unitRef="INR">343342000</in-capmkt:RevenueFromOperations><in-capmkt:OtherIncome contextRef="OneD" decimals="-3" unitRef="INR">10573000</in-capmkt:OtherIncome><in-capmkt:Income contextRef="OneD" decimals="-3" unitRef="INR">353915000</in-capmkt:Income><in-capmkt:CostOfMaterialsConsumed contextRef="OneD" decimals="-3" unitRef="INR">62776000</in-capmkt:CostOfMaterialsConsumed><in-capmkt:PurchasesOfStockInTrade contextRef="OneD" decimals="-5" 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unitRef="INR">-105417000</in-capmkt:ProfitLossForPeriodFromContinuingOperations><in-capmkt:ProfitLossFromDiscontinuedOperationsBeforeTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ProfitLossFromDiscontinuedOperationsBeforeTax><in-capmkt:TaxExpenseOfDiscontinuedOperations contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:TaxExpenseOfDiscontinuedOperations><in-capmkt:ProfitLossFromDiscontinuedOperationsAfterTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ProfitLossFromDiscontinuedOperationsAfterTax><in-capmkt:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod><in-capmkt:ProfitLossForPeriod contextRef="OneD" decimals="-3" unitRef="INR">-105417000</in-capmkt:ProfitLossForPeriod><in-capmkt:OtherComprehensiveIncomeNetOfTaxes contextRef="OneD" decimals="-3" unitRef="INR">20575000</in-capmkt:OtherComprehensiveIncomeNetOfTaxes><in-capmkt:ComprehensiveIncomeForThePeriod contextRef="OneD" decimals="-3" unitRef="INR">-84842000</in-capmkt:ComprehensiveIncomeForThePeriod><in-capmkt:PaidUpValueOfEquityShareCapital contextRef="OneD" decimals="-3" unitRef="INR">478395000</in-capmkt:PaidUpValueOfEquityShareCapital><in-capmkt:FaceValueOfEquityShareCapital contextRef="OneD" decimals="INF" unitRef="INRPerShare">10</in-capmkt:FaceValueOfEquityShareCapital><in-capmkt:BasicEarningsLossPerShareFromContinuingOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">-2.35</in-capmkt:BasicEarningsLossPerShareFromContinuingOperations><in-capmkt:DilutedEarningsLossPerShareFromContinuingOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">-2.21</in-capmkt:DilutedEarningsLossPerShareFromContinuingOperations><in-capmkt:BasicEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">0</in-capmkt:BasicEarningsLossPerShareFromDiscontinuedOperations><in-capmkt:DilutedEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">0</in-capmkt:DilutedEarningsLossPerShareFromDiscontinuedOperations><in-capmkt:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">-2.35</in-capmkt:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations><in-capmkt:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">-2.21</in-capmkt:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations><in-capmkt:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">1. The above results were taken on record by Audit Committee and Board of Directors  at its meeting held on 08/05/2025 and Statutory Auditors  have carried out an Audit Review of the above results &lt;BR&gt; 
2. Tax Expenses includes Deferred Tax. &lt;BR&gt; 
3. To facilitate comparison, figures of the previous period have been regrouped, where ever necessary. &lt;BR&gt; 
4. The Earnings Per Share for the current quarter has been calculated based on Profit before other comprehensive income. &lt;BR&gt; 
5. The Segment reporting is done as per IND AS 108 as applicable, specified in section 133 of Companies Act, 2013. &lt;BR&gt; 
6. EBITDA for the year ended March 31, 2025 is Rs. 4,601.40 lakhs &lt;BR&gt; 
7.The Company does not have any Subsidiary Companies. &lt;BR&gt; 
8. THe figures of last quarter are the balancing figures between Audited figures in respect of full financial year and the  aduited year to date figures upto third quarter of the financial year. &lt;BR&gt; 
9.. During the year, the company allotted Optionally Convertible Preference Shares (OCPS) for Rs.9000 Lakhs and 35,50,000 shares converted into equty. Under Ind AS 32 (Financial Instruments: Presentation), OCPS are split into debt and equity components. The equity component of OCPS is Rs. 3613.95 lakhs is considered as other equty and the debt component in the OCPS is Rs. 3078.55 lakhs is considered as a financial liability as at  March 31, 2025. &lt;BR&gt; 
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unitRef="INR">20575000</in-capmkt:OtherComprehensiveIncome><in-capmkt:OtherComprehensiveIncome contextRef="FourD" decimals="-3" unitRef="INR">93029000</in-capmkt:OtherComprehensiveIncome><in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction1">Oil Country Tubular Limited</in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction1">******</in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:NameOfCounterParty contextRef="D_RelatedPartyTransaction1">K.Suryanarayana</in-capmkt:NameOfCounterParty><in-capmkt:PANOfCounterParty contextRef="D_RelatedPartyTransaction1">******</in-capmkt:PANOfCounterParty><in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary contextRef="D_RelatedPartyTransaction1">Chairman and Managing 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contextRef="I_RelatedPartyTransaction1" decimals="-5" unitRef="INR">0</in-capmkt:AmountOfRelatedPartyTransaction><in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction2">Oil Country Tubular Limited</in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction2">******</in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:NameOfCounterParty contextRef="D_RelatedPartyTransaction2">Sudhir Kumar Pola</in-capmkt:NameOfCounterParty><in-capmkt:PANOfCounterParty contextRef="D_RelatedPartyTransaction2">******</in-capmkt:PANOfCounterParty><in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary contextRef="D_RelatedPartyTransaction2">Company Secretary</in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary><in-capmkt:TypeOfRelatedPartyTransaction contextRef="D_RelatedPartyTransaction2">Remuneration</in-capmkt:TypeOfRelatedPartyTransaction><in-capmkt:ValueOfTheRelatedPartyTransactionAsApprovedByTheAuditCommittee contextRef="D_RelatedPartyTransaction2" decimals="-4" unitRef="INR">820000</in-capmkt:ValueOfTheRelatedPartyTransactionAsApprovedByTheAuditCommittee><in-capmkt:RemarksOnApprovalByAuditCommittee contextRef="D_RelatedPartyTransaction2">NIL</in-capmkt:RemarksOnApprovalByAuditCommittee><in-capmkt:AmountOfRelatedPartyTransactionDuringTheReportingPeriod contextRef="D_RelatedPartyTransaction2" decimals="-4" unitRef="INR">820000</in-capmkt:AmountOfRelatedPartyTransactionDuringTheReportingPeriod><in-capmkt:AmountOfRelatedPartyTransaction contextRef="I_RelatedPartyTransaction_PY2" decimals="-5" unitRef="INR">0</in-capmkt:AmountOfRelatedPartyTransaction><in-capmkt:AmountOfRelatedPartyTransaction contextRef="I_RelatedPartyTransaction2" decimals="-5" unitRef="INR">0</in-capmkt:AmountOfRelatedPartyTransaction><in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction3">Oil Country Tubular Limited</in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction3">******</in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:NameOfCounterParty contextRef="D_RelatedPartyTransaction3">Ramamuni Reddy J</in-capmkt:NameOfCounterParty><in-capmkt:PANOfCounterParty contextRef="D_RelatedPartyTransaction3">******</in-capmkt:PANOfCounterParty><in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary contextRef="D_RelatedPartyTransaction3">Chief Financial Officer</in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary><in-capmkt:TypeOfRelatedPartyTransaction 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unitRef="INR">0</in-capmkt:AmountOfRelatedPartyTransaction><in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction4">Oil Country Tubular Limited</in-capmkt:NameOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction contextRef="D_RelatedPartyTransaction4">******</in-capmkt:PANOfListedEntityOrSubsidiaryEnteringIntoTheTransaction><in-capmkt:NameOfCounterParty contextRef="D_RelatedPartyTransaction4">United Steel Allied Industries Private Limited</in-capmkt:NameOfCounterParty><in-capmkt:PANOfCounterParty contextRef="D_RelatedPartyTransaction4">******</in-capmkt:PANOfCounterParty><in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary contextRef="D_RelatedPartyTransaction4">One of rthe Director is related</in-capmkt:RelationshipOfTheCounterpartyWithTheListedEntityOrItsSubsidiary><in-capmkt:TypeOfRelatedPartyTransaction 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