ANSI/ASTM A753-1997 镍铁软磁合金规范

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【英文标准名称】:SpecificationforNickel-IronSoftMagneticAlloys
【原文标准名称】:镍铁软磁合金规范
【标准号】:ANSI/ASTMA753-1997
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:铁;合金;镍
【英文主题词】:iron;alloys;nickel
【摘要】:Thisspecificationcoverscommonlyusedwroughtnickel-ironsoftmagneticalloysproducedorsuppliedexpresslyforuseinmagneticcoresandotherpartsrequiringhighmagneticpermeability,highelectricalresistivity,lowcoerciveforce,andlowcoreloss.Thisspecificationcoversmaterialssuppliedbyaproducerorconvertertotheformandphysicalconditiondesiredforfabricationintopartsthatwilllaterbegivenfinalheattreatmenttoachievethedesiredmagneticcharacteristics.Itcoversmaterialssuppliedintheformofforgingbillets,hot-rolledplate,strip,andbar;cold-finishedbar;cold-rolledandannealedsheetandstrip;shapedwire;andwire.Thisspecificationdoesnnotcovereitherpowdermetallurgicallyproducedorcastparts.Thisspecificationlistsrequirementsforstripproductshavingisotropicorsemi-isotropicmagneticpropertiesbutdoesnotincluderequirementsforanisotropicorsquarehysteresisloopalloysoralloysprocessedtoyieldflattenedhysteresisloopsbyuseofheattreatmentsinanappliedmagneticfield.Thisspecificationdoesnotcoveralloysmodifiedbytheadditionofelementssuchassulfurandseleniumtoenhancemachinability.Thevaluesstatedineithercustomary(cgs-emuandinch-pound)unitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththisspecification.
【中国标准分类号】:H53
【国际标准分类号】:77_120_40
【页数】:
【正文语种】:英语