【英文标准名称】:StandardSpecificationforHigh-StrengthLow-AlloyWeldedandSeamlessSteelPipe
【原文标准名称】:高强度低合金焊接钢管和无缝钢管的标准规范
【标准号】:ASTMA714-1999(2009)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:A01.09
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Alloysteelpipe--specifications;Butt-weldedmaterials/applications;Continuouswelding(CW);Electric-resistance-welded(ERW)steelpipe--specifications;Furnacebutt-weldedsteelpipe;HSLA(high-strengthlow-alloy)steelpipe--specifications;Seamless
【摘要】:1.1Thisspecificationcoversseamlessandweldedhigh-strengthlow-alloysteelpipeNPS1/2toNPS26,inclusive.Pipehavingotherdimensionsmaybefurnishedprovidedsuchpipecomplieswithallotherrequirementsofthisspecification.Thismaterialisintendedforpressurepipingservice,andothergeneralpurposes,wheresavingsinweightoraddeddurabilityareimportant.Note18212;ThedimensionlessdesignatorNPS(nominalpipesize)hasbeensubstitutedinthisstandardforsuchtraditionaltermsasx201C;nominaldiameter,x201D;x201C;size,x201D;andx201C;nominalsize.x201D;Note28212;AcomprehensivelistingofstandardizedpipedimensionsiscontainedinANSIStandardB36.10.1.2Class8212;Thesehigh-strengthlow-alloysteelshaveenhancedresistancetogeneralatmosphericcorrosionbyweatheringascommonlyencounteredinrural,urban,marine,andindustrialenvironments.Theyaresuppliedintwoclasses:Class2,havingcorrosionresistanceequivalenttothatofcarbonsteelwithcopper(0.20minimumCu);andClass4,havingcorrosionresistancesubstantiallybetterthanthatofClass2(Note3).Class4steelswhenproperlyexposedtotheatmospherecanbeusedbare(unpainted)formanyapplications.Note38212;FormethodsofestimatingtheatmosphericcorrosionresistanceoflowalloysteelsseeGuideG101oractualdata.1.3Type8212;Pipemaybefurnishedinthefollowingtypesofmanufacturingprocesses:TypeFx2014;Furnace-buttwelded,continuouswelded,TypeEx2014;Electric-resistancewelded,andTypeSx2014;Seamless.1.3.1Pipeorderedunderthisspecificationissuitableforwelding.1.3.2TypeEpipemaybefurnishedeithernonexpandedorcold-expandedattheoptionofthemanufacturer.1.3.3TypesF,E,andSpipearecommonlyfurnishedinnonheat-treatedcondition.TypeSpipemaybefurnishedinnormalized(orother)heat-treatedcondition,whensospecified.1.3.4TypesF,E,andSpipeinsinglerandomlengthsmaybefurnishedwithhot-dippedgalvanizedcoatingofzinc,subjecttoinquirytotheproducer.1.3.5Couplings,whenfurnished,shallbeofthesameclass,heat-treatedcondition,andgradeofmaterialasthepipeordered.1.4Grade8212;ThisspecificationdesignateseightgradesofsteelcompositionaslistedinTable1andcorrespondingtensilerequirementsforthegradesaslistedinTable2.1.4.1ForClass2pipe,GradeI,II,orIIIshallbespecified,andcopper-bearingsteelisrequiredasspecifiedinTable1.1.4.2ForClass4pipe,GradeIV,V,VI,VII,orVIIIshallbespecified.Alternatively,forClass4,TypeS,andTypeEpipe,asteelcompositioncorrespondingtoagradelistedinTable1ofSpecificationA588/A588Mmaybespecified,subjecttonegotiation.1.5WhenClass4pipeisjoinedbyweldingorisusedinweldedconstruction,theuseris......
【中国标准分类号】:H48
【国际标准分类号】:23_040_10
【页数】:8P.;A4
【正文语种】:英语