ASTM B778-2002(2007) 成形线状致密同芯绞捻铝导线(AAC/TW)标准规范

作者:标准资料网 时间:2024-05-10 22:37:41  浏览:8926   来源:标准资料网

【英文标准名称】:StandardSpecificationforShapedWireCompactConcentric-Lay-StrandedAluminumConductors(AAC/TW)
【原文标准名称】:成形线状致密同芯绞捻铝导线(AAC/TW)标准规范
【标准号】:ASTMB778-2002(2007)
【标准状态】:现行
【国别】:
【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】:B01.07
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:有色金属;电气元件;电气工程;绞线;导电体;金属线;铝
【英文主题词】:AAC/TW;aluminumconductor;compactconductor;compactconductor,aluminum;concentric-lay-strandedaluminumconductor;electricalconductor;electricalconductor,aluminum;shapedwirecompactconductor;shapedwirecompactconductor,aluminum;shapedwi
【摘要】:1.1Thisspecificationcoversshapedwirecompactconcentric-lay-strandedaluminumconductor(AAC/TW)anditscomponentwiresforuseasoverheadelectricalconductors(ExplanatoryNote1andNote2).1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandardwiththeexceptionoftemperatureandresistivity.TheSIequivalentsofinch-poundunitsmaybeapproximate.Note1-AAC/TWisdesignedtoincreasethealuminumareaforagivendiameterofconductorbytheuseoftrapezoidallyshapedwires(TW).Theconductorsconsistofacentralcoreofoneroundaluminumwireoraseven-strandcompactroundcoresurroundedbytwoormorelayersoftrapezoidalaluminum1350-H19wires.Forthepurposesofthisspecification,thesizeslistedaretabulatedonthebasisofthefinishedconductorhavinganareaequaltothatofspecificsizesofstandardAAC(Table1)orinfixeddiameterincrements(Table2)soastofacilitateconductorselection.Note2ThealuminumandtemperdesignationsconformtoANSIStandardH35.1.Aluminum1350correspondstoUnifiedNumberingSystem(UNS)A91350inaccordancewithPracticeE527.
【中国标准分类号】:K11
【国际标准分类号】:29_240_20
【页数】:5P.;A4
【正文语种】: