2023年全國碩士研究生考試考研英語一試題真題（含答案詳解+作文范文）_第1頁
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1、Designation:B619B619M?15StardSpecificationfWeldedNickelNickelCobaltAlloyPipe1ThisstardisissuedunderthefixeddesignationB619B619Mthenumberimmediatelyfollowingthedesignationindicatestheyearofiginaladoptioninthecaseofrevisio

2、ntheyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperepsilon()indicatesaneditialchangesincethelastrevisionreapproval.1.Scope1.1Thisspecification2coversweldedpipeofnickelnickelcobaltalloys(UNS

3、N10001UNSN10242UNSN10665UNSN12160UNSN10624UNSN10629UNSN10675UNSN10276UNSN06455UNSN06007UNSN06975UNSN08320UNSN06002UNSN06022UNSN06035UNSN06058UNSN06059UNSN06200UNSN10362UNSN06985UNSN06030UNSR30556UNSN08031UNSN06230UNSN066

4、86UNSN06210UNSR20033)3asshowninTable1.1.2ThisspecificationcoverspipeinSchedules5S10S40S80Sthrough8in.nominalpipesizelargerassetfthinANSIB36.19(seeTable2).1.3Twoclassesofpipearecoveredasfollows:1.3.1ClassI—Asweldedsolutio

5、nannealedweldedsizedsolutionannealed.1.3.2ClassII—Weldedcoldwkedsolutionannealed.1.4Allpipeshallbefurnishedinthesolutionannealeddescaledcondition.Whenatmospherecontrolisuseddescalingisnotnecessary.1.5Thevaluesstatedineit

6、herSIunitsinchpoundunitsaretoberegardedseparatelyasstard.Thevaluesstatedineachsystemmaynotbeexactequivalentstherefeeachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconfmancewitht

7、hestard.1.6Thisstarddoesnotpurpttoaddressallofthesafetyconcernsifanyassociatedwithitsuse.ItistheresponsibilityoftheuserofthisstardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateSafetyDataSheet(SDS)

8、fthisproductmaterialasprovidedbythemanufacturertoestablishappropriatesafetyhealthpracticesdeterminetheapplicabilityofregulatylimitationspritouse.2.ReferencedDocuments2.1ASTMStards:4B775SpecificationfGeneralRequirementsfN

9、ickelNickelAlloyWeldedPipeB899TerminologyRelatingtoNonferrousMetalsAlloysE527PracticefNumberingMetalsAlloysintheUnifiedNumberingSystem(UNS)2.2ANSIStards:5B36.19StainlessSteelPipeB2.1PipeThreads2.3ASMEBoilerPressureVessel

10、Code6SectionIXWeldingBrazingQualifications3.Terminology3.1FdefinitionsoftermsusedinthisstardrefertoTerminologyB899.4.GeneralRequirement4.1MaterialfurnishedunderthisspecificationshallconfmtotheapplicablerequirementsofSpec

11、ificationB775unlessotherwiseprovidedherein.5.deringInfmation5.1Itistheresponsibilityofthepurchasertospecifyallrequirementsthatarenecessaryfmaterialderedunderthisspecification.Examplesofsuchrequirementsincludebutarenotlim

12、itedtothefollowing:5.1.1Alloy(Table1)5.1.2Class(see1.3)5.1.3Quantity(feetnumberoflengths)1ThisspecificationisunderthejurisdictionofASTMCommitteeB02onNonferrousMetalsAlloysisthedirectresponsibilityofSubcommitteeB02.07onRe

13、finedNickelCobaltTheirAlloys.CurrenteditionapprovedOct.12015.PublishedOctober2015.iginallyapprovedin1981.Lastpreviouseditionapprovedin2010asB619–10?2.DOI:10.1520B0619_B0619M15.2FASMEBoilerPressureVesselCodeapplicationsse

14、erelatedSpecificationSB619inSectionIIofthatCode.3NewdesignationestablishedinaccdancewithPracticeE527SAEJ1086PracticefNumberingMetalsAlloys(UNS).4FreferencedASTMstardsvisittheASTMwebsitewww.astm.gcontactASTMCustomerServic

15、eat.FAnnualBookofASTMStardsvolumeinfmationrefertothestard’sDocumentSummarypageontheASTMwebsite.5AvailablefromAmericanNationalStardsInstitute(ANSI)25W.43rdSt.4thFloNewYkNY10036:www.ansi.g.6AvailablefromAmericanSocietyofMe

16、chanicalEngineers(ASME)ASMEInternationalHeadquartersThreeParkAve.NewYkNY100165990:www.asme.g.ASummaryofChangessectionappearsattheendofthisstardCopyright?ASTMInternational100BarrHarbDrivePOBoxC700WestConshohockenPA1942829

17、59.UnitedStates1TABLE1ContinuedCompositionLimits%NiCrMoFeWCSimaxCoMnVPmaxSmaxTiCuCb(Nb)TaAlZrLaNBCb(Nb)TaNiMoMgN06230remainderA20.024.01.03.03.0max13.015.00.050.150.250.755.0max0.301.00...0.030.015.........0.50max...0.00

18、50.050...0.015max......LowCNiCrMoCuAlloyN06200remainderA22.024.015.017.03.0max...0.010max0.082.0max0.50max...0.0250.010...1.31.9...0.50maxLowCNiMoCrAlloyN10362remainderA13.815.621.523.01.25max...0.010max0.08...0.60max...

19、0.0250.010.........0.50max........................LowCNiFeCrMoCuAlloyN0803130.032.026.028.06.07.0balance...0.015max0.3...2.0max...0.0200.010...1.01.4............0.150.25.........LowCNiCrMoWAlloyN06686remainderA19.023.015

20、.017.05.0max3.04.40.010max0.08...0.75max...0.040.020.020.25...........................NiCoCrSiAlloyN12160remainderA26.030.01.0max3.5max1.0max0.15max2.43.027.033.01.5max...0.0300.0150.200.80.....................1.0max....

21、.....CrNiFeNAlloyR2003330.033.031.035.00.502.0balance...0.015max0.50?...2.0max...0.020.01...0.31.20............0.350.60...............LowCNiMoCrTaAlloyN06210remainderA18.020.018.020.01.0max...0.015max0.081.0max0.50.35max

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