GB 7893-1987 电工圆铝线及圆铝合金线 铝镁硅系合金圆线

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基本信息
标准名称:电工圆铝线及圆铝合金线 铝镁硅系合金圆线
中标分类: 电工 >> 电工材料和通用零件 >> 裸电线
替代情况:调整为JB/T 8134-1995
发布日期:1900-01-01
实施日期:1988-01-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
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所属分类: 电工 电工材料和通用零件 裸电线
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【英文标准名称】:StandardTestMethodforWeightLossofSolventlessVarnishes
【原文标准名称】:无溶剂清漆重量损失的试验方法
【标准号】:ASTMD3377-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:D09.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:solventlessvarnish;varnish;weightloss;Electricalinsulatingvarnishes;Thermalendurance--electricalinsulatingmaterials;Weightloss
【摘要】:Theamountandcompositionofby-productsproducedbyexposureofinsulatingvarnishestoelevatedtemperaturescanpossibly:Deteriorateotherinsulationsinthesystem,Causecrackingofinsulationduetopressure,buildupinthickcrosssections,orCorrodeotherpartsintheassembly.Amountandrateofweightlosswillpossiblyaffectthethermalratingofavarnish.1.1Thistestmethodcoversthedeterminationofthepercentweightlossofcuredsolventlesselectricalvarnisheswhenexposedtoelevatedtemperaturesforprescribedperiodsoftime.1.2Resultsofthistestmethodarebasedon6-mm(x00BC;-in.)thickspecimensandwillnotbeapplicabletospecimensappreciablythinnerorthickerthan6mm.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThisstandardresemblesIEC60216x2013;2x201C;Guideforthedeterminationofthermalendurancepropertiesofelectricalinsulatingmaterials.Part2:Choiceoftestcriteriax201D;inanumberofways,butisnotconsistentlysimilarthroughout.Thedataobtainedusingeitherstandardwillpossiblybetechnicallyequivalent.
【中国标准分类号】:G50
【国际标准分类号】:29_035_60
【页数】:3P.;A4
【正文语种】:英语


Product Code:SAE AS5104
Title:Plugs, Port Connection, Ring Locked, As1300 Port, Installation and Removal Of
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:This SAE Aerospace Standard (AS) provides the essential minimum design, installation, and removal standard for AS5103 plugs and is applicable when specified on engineering drawings, or in procurement documents.