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ANSI/ASTM D202-1992 电绝缘用未处理纸的取样和测试方法

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【英文标准名称】:MethodsofSamplingandTestingUntreatedPaperUsedforElectricalInsulation(10.01)
【原文标准名称】:电绝缘用未处理纸的取样和测试方法
【标准号】:ANSI/ASTMD202-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:纸;试验
【英文主题词】:Coatings;Electricalengineering;Electricalinsulation;Insulations;Paper;Samplingmethods;Testing;Untreated
【摘要】:Thesetestmethodscoverproceduresforsamplingandtestinguntreatedpapertobeusedasanelectricalinsulatororasaconstituentofacompositematerialusedforelectricalinsulatingpurposes.Untreatedpapersarethin,fibroussheetsnormallylaiddownfromawatersuspensionofpulpedfibers(usuallycellulosic),whichmaycontainvariousamountsofnonfibrousingredients,andwhicharecalendared,ifrequired,toobtaindesiredthicknessanddensity.Nevertheless,thesetestmethodsareapplicable,generallyalthoughnotinvariably,topapersformedbyothermeans,topapersmodified(duringorafterformation)byadditions,andtopapersgivensubsequentmechanicaltreatmentssuchascreping.Asanelectricalinsulatinganddielectricmaterial,paperisconsidered"untreated"untilitissubjectedtoamanufacturingprocesssuchasdrying,impregnation,orvarnishtreatment.Thetestmethodsgivenhereinweredevelopedspecificallyforpapershavingathicknessof0.75mm(0.030in.)orless.Anumberofthesetestmethodsarealsosuitableforuseonothermaterialssuchaspulpsorboards.RefertoTestMethodsD3376orMethodsD3394todeterminewhichtestsareapplicabletopulpsorelectricalinsulatingboards.Inthepaperindustry,someproductsinthicknessesoflessthan0.75mmaretermed"paperboard".Suchproductsareincludedwithinthescopeofthesemethods.Thesetestmethodsareapplicabletoflexiblefibrous-matmaterialsformedfromsuspensionsoffiberinfluidsotherthanwater.Thesematsmayhavethicknessesapproaching2mm,andmaycontainfibersthatarenatural,synthetic,organic,orinorganic;fillersthatarenatural,synthetic,organic,orinorganic;andflexiblepolymericbindermaterials.Theproceduresappearinthefollowingsections:ThetestsforHolesandFeltHairInclusionsandtheStainTestforFinePores,havebeenremovedfromthiscompilationoftestmethods.ThesetestmethodswerespecifictogradesofcapacitorpaperformerlycoveredbySpecificationD1930,whichhasbeenwithdrawn.Note1-ThiscompilationoftestmethodsiscloselyrelatedtoIECPublication60554-2.NotalloftheindividualmethodsincludedhereinareincludedinIEC60554-2,norareallofthemethodsinIEC60554-2includedinthisstandard.Theindividualproceduresasdescribedinthetwostandardsareingeneralsufficientlyclosetoeachotherthatitisreasonabletoexpectthattestresultsobtainedbymostoftheproceduresspecifiedineitherstandardwillnotdiffersignificantly.However,beforeassumingthataprocedureinthesetestmethodsisexactlyequivalenttoanIEC60554-2procedure,thewrittenproceduresshouldbecomparedclosely,andifitseemsadvisable,testresultsbythetwoproceduresshouldbecompared.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.See43.2.1,71.1,143.1,148.1and156.1forspecifichazards.
【中国标准分类号】:K15
【国际标准分类号】:29_035_10
【页数】:
【正文语种】:英语


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基本信息
标准名称:焊接夹具零件及部件 第7部分:小涨胎螺母
中标分类: 航空、航天 >> 航空器与航天器制造用设备 >> 夹具
ICS分类: 机械制造 >> 机床装置 >> 分度和刀具/工件夹持装置
替代情况:QJ 1145.7-1987
发布日期:2007-05-22
实施日期:2007-11-01
首发日期:
作废日期:
出版日期:
页数:5
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所属分类: 航空 航天 航空器与航天器制造用设备 夹具 机械制造 机床装置 分度和刀具/工件夹持装置