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【英文标准名称】:StandardSpecificationforFlat-Rolled,Grain-Oriented,Silicon-Iron,ElectricalSteel,FullyProcessedTypes
【原文标准名称】:全处理型平轧的晶粒取向的硅铁电工钢用标准规范
【标准号】:ASTMA876-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:电气工程;晶粒取向的;钢;扁平制品;硅;铁;电工钢;特性;材料的磁性能
【英文主题词】:electricalsteel;grain-oriented;highpermeability
【摘要】:1.1Thisspecificationcoversthedetailedrequirementstowhichthespecifiedgradesofflat-rolled,grain-oriented,fullyprocessedelectricalsteelsshallconform.Thesesteelsareusedprimarilyintransformercoresoperatingatmoderatetohighmagneticfluxdensitiesatcommercialpowerfrequencies(50and60Hz).1.2Thesegrain-orientedelectricalsteelsarelow-carbon,silicon-ironalloyswithasiliconcontentofapproximately3.2%inwhichlowcorelossandhighpermeabilityinthedirectionofrollinghavebeenachievedbyappropriatemetallurgicalprocessing.1.3Theelectrical-steelgradesdescribedinthisspecificationinclude(1)conventionalgrain-orientedelectricalsteeltestedat15kG(1.5T)inaccordancewithTestMethodA343/A343M,(2)conventionalgrain-orientedelectricalsteeltestedat17kG(1.7T)inaccordancewithTestMethodA343/A343M,(3)high-permeabilitygrain-orientedelectricalsteeltestedat17kG(1.7T)inaccordancewithTestMethodA343/A343M,and(4)laser-scribedhigh-permeabilitygrain-orientedelectricalsteeltestedat17kG(1.7T)inaccordancewithTestMethodsA804/A804M.1.4Thevaluesstatedincustomary(cgs-emuandinch-pound)unitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,whichareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:H53
【国际标准分类号】:77_140_50(FLATSTEELPRODUCTSANDSEMI-PRODUCTS)
【页数】:6P.;A4
【正文语种】: