ASTM A734/A734M-1987a(2007) 经淬火和回火的合金钢与高强度低合金钢压力容器板的标准规范

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【英文标准名称】:StandardSpecificationforPressureVesselPlates,AlloySteelandHigh-StrengthLow-AlloySteel,Quenched-and-Tempered
【原文标准名称】:经淬火和回火的合金钢与高强度低合金钢压力容器板的标准规范
【标准号】:ASTMA734/A734M-1987a(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:1987
【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】:Alloysteelplate--specifications;HSLA(high-strengthlow-alloy)steelplate--specifications;Quenchedandtemperedsteels(specifications)
【摘要】:1.1Thisspecificationcoversquenched-and-temperedalloysteelandhigh-strengthlow-alloysteelplatesforpipingcomponentsandweldedpressurevessels.1.2Twotypesarecovered,whichprovidetwodifferentchemicalcompositionswiththesametensilerequirements.Bothtypesarequenched-and-temperedtoenhancemechanicalproperties.1.2.1TypeAisanalloysteelintendedforuseatlowambienttemperaturesofx2212;80x00B0;F[x2212;60x00B0;C]andhigher.1.2.2TypeBisahigh-strengthlow-alloysteelintendedforuseatambienttemperaturesofx2212;20x00B0;F[x2212;30x00B0;C]andhigher.1.3Themaximumthicknessofplatesislimitedonlybythecapacityofthechemicalcompositionandheattreatmenttomeetthespecifiedmechanicalpropertyrequirements.Individualmanufacturersshouldbeconsultedonthicknesslimitationssincecurrentindustrylimitationshavenotbeenascertainedtodate.1.4Thevaluesstatedineitherinch-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】:英语

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