【英文标准名称】:StandardSpecificationforWeldedAusteniticSteelBoiler,Superheater,Heat-Exchanger,andCondenserTubes
【原文标准名称】:焊接奥氏体钢锅炉,过热器,热交换器和冷凝器管的标准规格
【标准号】:ASTMA249/A249M-2010a
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:A01.10
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:奥氏体不锈钢;锅炉管;冷凝器管;热交换器管;高温应用件;钢管;过热器管;高温设备应用件;焊接钢管和重冷加工(HCW)管;奥氏体不锈钢管.规格;锅炉/过热器管.规格;冷凝器和热交换器系统.钢;高温设备应用件.钢管;过热器管.规格;焊接钢管.规格
【英文主题词】:austeniticstainlesssteel;boilertubes;condensertube;heatexchangertube;hightemperatureapplications;steeltube;superheatertubes;temperatureserviceapplications;weldedsteeltubeandheavilycoldworked(HCW)tubes;Austeniticstainlesssteeltube--s
【摘要】:1.1Thisspecificationcoversnominal-wall-thicknessweldedtubesandheavilycoldworkedweldedtubesmadefromtheausteniticsteelslistedinTable1,withvariousgradesintendedforsuchuseasboiler,superheater,heatexchanger,orcondensertubes.1.2GradesTP304H,TP309H,TP309HCb,TP310H,TP310HCb,TP316H,TP321H,TP347H,andTP348HaremodificationsofGradesTP304,TP309S,TP309Cb,TP310S,TP310Cb,TP316,TP321,TP347,andTP348,andareintendedforhigh-temperatureservicesuchasforsuperheatersandreheaters.1.3Thetubingsizesandthicknessesusuallyfurnishedtothisspecificationare1/8in.[3.2mm]ininsidediameterto12in.[304.8mm]inoutsidediameterand0.015to0.320in.[0.4to8.1mm],inclusive,inwallthickness.Tubinghavingotherdimensionsmaybefurnished,providedsuchtubescomplywithallotherrequirementsofthisspecification.1.4Mechanicalpropertyrequirementsdonotapplytotubingsmallerthan1/8in.[3.2mm]ininsidediameteror0.015in.[0.4mm]inthickness.1.5Optionalsupplementaryrequirementsareprovidedand,whenoneormoreofthesearedesired,eachshallbesostatedintheorder.1.6Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.Theinch-poundunitsshallapplyunlessthex201C;Mx201D;designationofthisspecificationisspecifiedintheorder.1.7ThefollowingsafetyhazardscaveatpertainsonlytothetestmethoddescribedintheSupplementaryRequirementsofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.AspecificwarningstatementisgiveninSupplementaryRequirementS7,NoteS7.1.
【中国标准分类号】:H48
【国际标准分类号】:23_040_10
【页数】:10P.;A4
【正文语种】:


【英文标准名称】:Photography(Chemicals)-SodiumSulfate,AnhydrousReplacesANSIPH4.175-1980
【原文标准名称】:摄影(化学制品).无水硫酸钠
【标准号】:ANSIIT4.175-1980
【标准状态】:现行
【国别】:美国
【发布日期】:1980-01-01
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:G84
【国际标准分类号】:37_040_30
【页数】:
【正文语种】:英语