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【英文标准名称】:StandardSpecificationforCarbonSteelForgings,forGeneral-PurposePiping
【原文标准名称】:普通锻制碳素钢管的标准规格
【标准号】:ASTMA181/A181M-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【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】:A01.22
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:pipefittings,steel;pipingapplications;pressurecontainingparts;steelforgings,carbon;steelvalves
【摘要】:1.1Thisspecificationcoversnonstandardas-forgedfittings,valvecomponents,andpartsforgeneralservice.Forgingsmadetothisspecificationarelimitedtoamaximumweightof10000lb[4540kg].LargerforgingsmaybeorderedtoSpecificationA266/A266M.1.2Twoclassesofmaterialarecovered,designatedasClasses60and70,respectively,andareclassifiedinaccordancewiththeirmechanicalpropertiesasspecifiedin.1.3Thisspecificationisexpressedinbothinch-poundunitsandSIunits.However,unlesstheorderspecifiestheapplicable"M"specificationdesignation(SIunits),thematerialshallbefurnishedtoinch-poundunits.1.4Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.
【中国标准分类号】:H48
【国际标准分类号】:77_140_85
【页数】:3P.;A4
【正文语种】:英语