ASTM A904-2009 50镍-50铁粉末冶金(P/M)软磁合金的标准规范
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【英文标准名称】:StandardSpecificationfor50Nickel-50IronPowderMetallurgySoftMagneticParts
【原文标准名称】:50镍-50铁粉末冶金(P/M)软磁合金的标准规范
【标准号】:ASTMA904-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:A06.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Ni-50Fe;coercivefieldstrength;powdermetallurgy;Magneticalloys(soft);Magneticmaterials/applications--specifications;Nickel-ironalloy--specifications;Powdermetallurgy(P/M)materials--specifications
【摘要】:1.1Thisspecificationcoversthemagneticpropertiesof50nickel-50ironpartsfabricatedbypowdermetallurgytechniquesandisintendedforpartsthatrequirehighmagneticpermeability,highelectricalresistivity,lowcoercivefieldstrength,andlowhysteresisloss.Itdiffersfromthewroughtalloyspecification(seeSpecificationA753)becausethesepartsareporous.Anumberofmagneticpropertiessuchaspermeabilityareproportionaltothesintereddensity.1.2Thisspecificationdealswithpowdermetallurgypartsinthesinteredorannealedcondition.Shouldthesinteredpartsbesubjectedtoanysecondaryoperationthatcausesmechanicalstrain,suchasmachiningorsizing,theyshouldberesinteredorannealed.1.3Thevaluesstatedincustomary(cgs-emuandinch-pound)unitsaretoberegardedseparatelyasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,whichareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:H71
【国际标准分类号】:77_160
【页数】:3P.;A4
【正文语种】:英语
【原文标准名称】:50镍-50铁粉末冶金(P/M)软磁合金的标准规范
【标准号】:ASTMA904-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:A06.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Ni-50Fe;coercivefieldstrength;powdermetallurgy;Magneticalloys(soft);Magneticmaterials/applications--specifications;Nickel-ironalloy--specifications;Powdermetallurgy(P/M)materials--specifications
【摘要】:1.1Thisspecificationcoversthemagneticpropertiesof50nickel-50ironpartsfabricatedbypowdermetallurgytechniquesandisintendedforpartsthatrequirehighmagneticpermeability,highelectricalresistivity,lowcoercivefieldstrength,andlowhysteresisloss.Itdiffersfromthewroughtalloyspecification(seeSpecificationA753)becausethesepartsareporous.Anumberofmagneticpropertiessuchaspermeabilityareproportionaltothesintereddensity.1.2Thisspecificationdealswithpowdermetallurgypartsinthesinteredorannealedcondition.Shouldthesinteredpartsbesubjectedtoanysecondaryoperationthatcausesmechanicalstrain,suchasmachiningorsizing,theyshouldberesinteredorannealed.1.3Thevaluesstatedincustomary(cgs-emuandinch-pound)unitsaretoberegardedseparatelyasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,whichareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:H71
【国际标准分类号】:77_160
【页数】:3P.;A4
【正文语种】:英语
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