BS EN ISO 4957-2000 工具钢

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【英文标准名称】:Toolsteels
【原文标准名称】:工具钢
【标准号】:BSENISO4957-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-03-15
【实施或试行日期】:2000-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分布曲线;锻件;试样;回火;热处理;温度;检验;等级(质量);化学成分;加工工艺;名称与符号;工具钢;硬度试验;高速钢;表面处理;锻钢;验证;成份允差;钢
【英文主题词】:Alloysteels;Chemicalcomposition;Coldworksteels;Composition;Definitions;Deliveryconditions;Hardness;Heattreatment;High-speedtoolsteels;Hot-workdiesteels;Ladleanalysis;Materialnumbers;Materialsspecification;Mechanicalproperties;Specification(approval);Steelbars;Steels;Surfaces;Testing;Toolsteels;Unalloyedsteels
【摘要】:1ThisInternationalStandardcoversthefollowinggradesofwroughttoolsteels:a)non-alloycold-worktoolsteels;b)alloycold-worktoolsteels;c)alloyhot-worktoolsteels;d)high-speedtoolsteels.Ifnotstatedotherwise,thisInternationalStandardappliestoalltypesofhot-rolled,forged,cold-drawnorcold-rolledproductswhicharesuppliedinoneofthesurfaceandheat-treatmentconditionsgivenin4.1.2andTable1.ProductsaccordingtothisInternationalStandardmaybeproducedbypowdermetallurgy.NOTE1TheTables2,4,6and8coveronlythosesteelswhichhavegainedcertaininternationalimportance,whichdoesnotmeanhowever,thattheyareavailableinallindustrialcountries.Inaddition,anumberofothersteelsfortoolsarespecifiedinregional,nationalorcompanystandards.NOTE2Wheretheheatresistanceofthetoolsisofparticularimportance,asforexampleinthecaseoftoolsforhotformingglass,thematerialselectionshouldbebasedonISO4955orISO9722.2InadditiontothisInternationalStandard,thegeneraltechnicaldeliveryrequirementsofISO404areapplicable.
【中国标准分类号】:H40
【国际标准分类号】:77_140_35
【页数】:42P;A4
【正文语种】:英语