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【英文标准名称】:SpecificationforSteelForgingStock
【原文标准名称】:钢锻件坯料规范
【标准号】:ANSI/ASTMA711-1996
【标准状态】:现行
【国别】:美国
【发布日期】:1996-10
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:锻件;钢
【英文主题词】:forgings;steels
【摘要】:Thisspecificationcoverscastcarbonandalloysteelingotsandstrandcastings,semi-wroughtingotsandstrandcastingsandrolledorforgedblooms,billets,andslabsforforging.Blooms,billets,andslabsaresemi-finishedsteelproducts,hotrolledorforgedtoapproximatecross-sectionaldimensions.Bloomsandbilletsmaybesquare,round,octagonal,orrectangularinsection;slabsarerectangular.Althoughnoinvariableruleprevailsbetweenthetermsbloomsandbillets,andtheyarefrequentlyusedinterchangeably,thefollowingsizedistinctionsareingeneraluse.Blooms-Cross-sectionalareagreaterthan36in.2(232cm2).Billets-Maximumcross-sectionalarea36in.2(232cm2).Slabs-Minimumthickness,11/2in.(38.0mm);width,morethantwicethethickness;andgenerallyacross-sectionalareaofnotlessthan16in.2(103cm2).Ingotseithertoporbottompouredorsecondaryremeltedarecovered.Strandcastingswithorwithoutadditionalreductionarecovered.Supplementaryrequirements(S1toS19)ofanoptionalnatureareprovided.Theyshallapplyonlywhenspecifiedbythepurchaser.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.
【中国标准分类号】:J32
【国际标准分类号】:77_140_85
【页数】:
【正文语种】:英语