DIN 40634-3-1971 电工绝缘薄膜.尺寸

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【英文标准名称】:StandardTestMethodforEffectsofHeatAgingonWeightLoss,Cracking,andChalkingofElastomericSealantsAfterCure
【原文标准名称】:弹性体密封剂凝固后热老化对重量损失、裂开和粉化影响的标准试验方法
【标准号】:ASTMC1246-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:C24.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:durability;sealant;weightloss
【摘要】:Weightlossfromasealantafterapplicationinabuildingjointcanbedetrimentaltolongtermsealantdurability.Asealantrsquo;servicelifewillbeshortenedifitcontainscomponents,criticaltoitsdurability,thatarevolatilizedbyhighenvironmentaltemperatures.Also,developmentofcracksandchalkinglessensasealantrsquo;servicelife.Thetestdescribedhereinmeasuresweightloss,cracking,andchalking.Theamountofweightlostduringtheheatagingperiodandanycrackingorchalkinghelpspredictprematuresealantfailure.However,asealantdevelopingnocracksorchalking,orlowweightlossinthistest,doesnotnecessarilyensuregooddurability.1.1Thistestmethodcoversalaboratoryprocedurefordeterminingtheeffectsofheatagingonweightloss,crackingandchalkingofelastomericjointsealants(singleandmulticomponent)foruseinbuildingconstruction.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3ThecommitteehavingjurisdictionforthisspecificationisnotawareofanysimilarISOstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q24
【国际标准分类号】:91_100_50
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Coaxialcommunicationcables-Part1-105:Electricaltestmethods-Testforwithstandvoltageofcabledielectric
【原文标准名称】:同轴通信电缆.第1-105部分:电气试验方法.电缆电介质的耐电压试验
【标准号】:IEC61196-1-105-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-08
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC46A
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;特性;规范(验收);耐电强度;电信;绝缘电缆;电缆;铠装电缆;试验;绝缘电阻;同轴电缆;绝缘;总规范;电气试验;射频电缆
【英文主题词】:
【摘要】:Appliestocoaxialcommunicationcables.Itspecifiestestmethodsfordeterminingthewithstandvoltageofthedielectricofcoaxialcables
【中国标准分类号】:K13
【国际标准分类号】:33_120_10
【页数】:18P;A4
【正文语种】:英语