ASTM A737/A737M-2009 高强度低合金压力容器钢板用标准规范

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【英文标准名称】:StandardSpecificationforPressureVesselPlates,High-Strength,Low-AlloySteel
【原文标准名称】:高强度低合金压力容器钢板用标准规范
【标准号】:ASTMA737/A737M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:高强低合金钢板-规范;开放式灶台钢-规范;合金钢板-规范;基础吹氧钢;电熔炉钢
【英文主题词】:HSLA(high-strengthlow-alloy)steelplate--specifications;Open-hearthsteel--specifications;Alloysteelplate--specifications;Basic-oxygensteel;Electric-furnacesteel
【摘要】:1.1Thisspecificationcovershigh-strengthlow-alloysteelplatesforserviceinweldedpressurevesselsandpipingcomponents.1.2Thismaterialisparticularlyintendedforpipingandpressurevesselapplicationswherehighstrengthandimprovedtoughnessarerequired.1.3Twogrades,designatedBandC,arecoveredbythisspecification.GradeBprovidesaminimumyieldstrengthof50ksi[345MPa].GradeCprovidesaminimumyieldstrengthof60ksi[415MPa].1.4Themaximumthicknessofplatesislimitedonlybythecapacityofthechemicalcompositionandheattreatmenttomeetthespecifiedmechanicalpropertyrequirements;however,currentpracticenormallylimitsthemaximumthicknessto4in.[100mm]foreachgrade.1.5GradeCintheas-rolledconditionissensitivetocrackingduringflamecutting,transit,andhandling,particularlyinthicknessesover2in.[50mm].Platesshouldnotbeshippedintheas-rolledconditiononlyexceptbymutualagreementbetweenthemanufacturerandthepurchaser.1.6Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.
【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】: