ASTM A738/A738M-2007 中温和低温设备用经热处理的碳锰硅钢压力容器板标准规范

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【英文标准名称】:StandardSpecificationforPressureVesselPlates,Heat-Treated,Carbon-Manganese-SiliconSteel,forModerateandLowerTemperatureService
【原文标准名称】:中温和低温设备用经热处理的碳锰硅钢压力容器板标准规范
【标准号】:ASTMA738/A738M-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:pressure-containingparts;pressurevesselsteel;steelplates;steelplatesforpressurevesselapplications
【摘要】:1.1Thisspecificationcoversheat-treatedcarbon-manganese-siliconsteelplatesintendedforuseinweldedpressurevesselsatmoderateandlowertemperatureservice.2.Materialunderthisspecificationisavailableinfourstrengthlevels,75ksi[515MPa],85ksi[585MPa],80ksi[550MPa],and90ksi[620MPa]minimumultimatetensilestrengths.1.3Themaximumthicknessofplatesislimitedonlybythecapacityofthechemicalcompositionandheattreatmenttomeetthespecifiedmechanicalpropertyrequirements;however,currentpracticenormallylimitsthemaximumthicknessofplatesfurnishedunderthisspecificationto6in.[150mm]forGradeA,4in.[100mm]forGradeB,and6in.[150mm]forGradeC.ForGradesDandE,themaximumpermittednominalthicknessis1.5in.[40mm].1.4GradeAisthematerialthat,priorto1984,wascoveredbySpecificationA738withoutagradedesignation.1.5ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:H46
【国际标准分类号】:77_140_30
【页数】:4P.;A4
【正文语种】:英语