【英文标准名称】:StandardSpecificationforPressureVesselPlates,Low-CarbonAge-HardeningNickel-Copper-Chromium-Molybdenum-ColumbiumandNickel-Copper-Manganese-Molybdenum-ColumbiumAlloySteel
【原文标准名称】:低碳时效硬化的镍铜铬钼铌和镍铜锰钼铌合金钢压力容器板的标准规范
【标准号】:ASTMA736/A736M-2003(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:A01.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Age-hardeningalloys--specifications;Alloysteelplate--specifications;Nickelalloysteelplate--specifications;Nickel-copperalloysteel--specifications
【摘要】:1.1Thisspecificationcoverstwogradesoflow-carbonage-hardeningalloysteelplatesforweldedpressurevesselsandpipingcomponents.Thetwogradesarenickel-copper-chromium-molybdenum-columbiumandnickel-copper-manganese-molybdenum-columbiumsteels.1.2Platesunderthisspecificationareavailableinthreeclasses,asfollows:1.2.1Class18212;As-rolledandprecipitationheattreated.Availableinthicknessesofx00BE;in.[20mm]andunder.GradeA,Class1hasaminimumspecifiedtensilestrengthof90ksi.GradeC,Class1hasaminimumspecifiedtensilestrengthof100ksi.1.2.2Class28212;Normalizedandprecipitationheattreated.1.2.2.1AvailableinGradeAonly.GradeAhasminimumspecifiedtensilestrengthof72ksiforthinnerplatesand65and60ksiforthickerplates,withtheminimumtensilestrengthdependentupontheplatethickness.ThemaximumthicknessofGradeA,Class2islimitedonlybythecapacityofthechemicalcompositionandheattreatmenttomeetthespecifiedmechanicalpropertyrequirements;however,currentpracticeusuallylimitsthemaximumthicknessto8in.[200mm].1.2.3Class38212;Quenchedandprecipitationheattreated.1.2.3.1AvailableasGradeAwithaminimumspecifiedtensilestrengthof85ksiforthinnerplatesand75and70ksiforthickerplates,withtheminimumtensilestrengthdependentupontheplatethickness.ThemaximumthicknessofGradeA,Class3platesislimitedonlybythecapacityofthechemicalcompositionandheattreatmenttomeetthespecifiedmechanicalpropertyrequirements;however,currentpracticeusuallylimitsthemaximumthicknessto8in.[200mm].1.2.3.2AvailableasGradeCwithaspecifiedminimumtensilestrengthof95ksiforplatesx00BE;in.[20mm]andunderinthicknessand90ksiforplatesoverx00BE;in.inthickness.ThemaximumthicknessofGradeC,Class3,platesis2in.[50mm].1.3Thisspecificationisexpressedinbothinch-poundunitsandinSIunits.However,unlesstheorderspecifiestheapplicablex201C;Mx201D;specificationdesignation(SIunits),thematerialshallbefurnishedininch-poundunits.1.4Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents.Therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththisspecification.
【中国标准分类号】:H46
【国际标准分类号】:77_140_30
【页数】:3P.;A4
【正文语种】:英语