【英文标准名称】:StandardSpecificationforHigh-StrengthLow-AlloyWeldedandSeamlessSteelPipe
【原文标准名称】:高强度低合金焊接和无缝钢管的标准规范
【标准号】:ASTMA714-1999(2003)
【标准状态】:现行
【国别】:
【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】:高抗拉;钢;管;焊接的;无缝管;合金钢;焊接
【英文主题词】:seamless;high-strength;pressurepiping;steels
【摘要】:1.1Thisspecificationcoversseamlessandweldedhigh-strengthlow-alloysteelpipeNPS1/2toNPS26,inclusive.Pipehavingotherdimensionsmaybefurnishedprovidedsuchpipecomplieswithallotherrequirementsofthisspecification.Thismaterialisintendedforpressurepipingservice,andothergeneralpurposes,wheresavingsinweightoraddeddurabilityareimportant.Note18212;ThedimensionlessdesignatorNPS(nominalpipesize)hasbeensubstitutedinthisstandardforsuchtraditionaltermsas"nominaldiameter,""size,"and"nominalsize."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:TypeF8212;Furnace-buttwelded,continuouswelded,TypeE8212;Electric-resistancewelded,andTypeS8212;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;Thisspecificationdesignateseightgradesofsteelcompositionaslistedinandcorrespondingtensilerequirementsforthegradesaslistedin.1.4.1ForClass2pipe,GradeI,II,orIIIshallbespecified,andcopper-bearingsteelisrequiredasspecifiedin.1.4.2ForClass4pipe,GradeIV,V,VI,VII,orVIIIshallbespecified.Alternatively,forClass4,TypeS,andTypeEpipe,asteelcompositioncorrespondingtoagradelistedinofSpecificationA588/A588Mmaybespecified,subjecttonegotiation.1.5WhenClass4pipeisjoinedbyweldingorisusedinweldedconstruction,theuseriscautionedthattheselectionofweldingprocedureandresultantcompositionoffusedmetalshouldbesuitableforClass4materialandtheintendedservice.1.6Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.
【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】:
基本信息
| 标准名称： | 针刺地毯 |
| 英文名称： | Needle-punched carpet |
| 中标分类： |
纺织 >>
纺织制品 >>
毯类 |
| ICS分类： |
纺织和皮革技术 >>
纺织产品 >>
铺地织物
|
| 替代情况： | 原标准号GB/T 15051-1994 |
| 发布日期： | 2006-07-27 |
| 实施日期： | 2006-10-11 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国轻工业出版社 |
| 出版日期： | 2006-10-11 |
| 页数： | 10页 |
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所属分类： 纺织 纺织制品 毯类 纺织和皮革技术 纺织产品 铺地织物