ASTM A878/A878M-2005 阀簧级改进的铬硅合金钢丝的标准规范
作者:标准资料网 时间:2024-05-03 12:07:41 浏览:9820
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardSpecificationforSteelWire,ModifiedChromiumVanadiumValveSpringQuality
【原文标准名称】:阀簧级改进的铬硅合金钢丝的标准规范
【标准号】:ASTMA878/A878M-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【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】:A01.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:alloy;modifiedchromiumvanadium;valvespring;wire
【摘要】:1.1Thisspecificationcoversthehighestqualityofroundmodifiedchromiumvanadiumalloysteelvalvespringwire,uniforminqualityandtemper,intendedforthemanufactureofvalvespringsandotherspringsrequiringhigh-fatiguepropertieswhenusedatmoderatelyelevatedtemperatures.Thiswireshallbeeitherintheannealedandcold-drawnoroil-temperedconditionasspecifiedbypurchaser.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentoftheother.
【中国标准分类号】:H49
【国际标准分类号】:77_140_25
【页数】:4P.;A4
【正文语种】:英语
【原文标准名称】:阀簧级改进的铬硅合金钢丝的标准规范
【标准号】:ASTMA878/A878M-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【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】:A01.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:alloy;modifiedchromiumvanadium;valvespring;wire
【摘要】:1.1Thisspecificationcoversthehighestqualityofroundmodifiedchromiumvanadiumalloysteelvalvespringwire,uniforminqualityandtemper,intendedforthemanufactureofvalvespringsandotherspringsrequiringhigh-fatiguepropertieswhenusedatmoderatelyelevatedtemperatures.Thiswireshallbeeitherintheannealedandcold-drawnoroil-temperedconditionasspecifiedbypurchaser.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentoftheother.
【中国标准分类号】:H49
【国际标准分类号】:77_140_25
【页数】:4P.;A4
【正文语种】:英语
下载地址: 点击此处下载