ASTM A719/A719M-2002(2007) 磁性材料的叠装系数的试验方法

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【英文标准名称】:StandardTestMethodforLaminationFactorofMagneticMaterials
【原文标准名称】:磁性材料的叠装系数的试验方法
【标准号】:ASTMA719/A719M-2002(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:A06.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:laminationfactor;spacefactor;stackingfactor;Electricalsteel;Laminations;Magneticproperties;Steelsheet(electrical)
【摘要】:Laminationfactor,S,indicatesthedeficiencyofeffectivesteelvolumewhichisduetothepresenceofoxides,roughness,insulatingcoatings,andotherconditionsaffectingthesteelsurface.1.1Thistestmethodcoversmeasurementofthelaminationfactor(Note1)ofaspecimencomposedofstripscutfrommagneticmaterial.Note18212;Laminationfactorisalsotermedspacefactororstackingfactor.1.2ThistestmethodshallbeusedinconjunctionwithPracticeA34/A34M.1.3Thevaluesandequationsstatedincustomary(cgs-emuandinch-pound)orSIunitsaretoberegardedseparatelyasstandard.Withinthistestmethod,SIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;thereforeeachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththistestmethod.1.4Thisstandarddoesnotpurporttoaddressthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:L19
【国际标准分类号】:29_030
【页数】:2P.;A4
【正文语种】:英语