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【英文标准名称】:StandardTestMethodforMeasuringVoidsinRoofingandWaterproofingMembranes
【原文标准名称】:屋顶层和防水膜中孔隙的测试方法
【标准号】:ASTMD5076-1990(2006)
【标准状态】:现行
【国别】:
【发布日期】:1990
【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】:D08.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:屋顶密封;胶粘剂;屋顶层;试验
【英文主题词】:roofingmembranes;voids;waterproofingmembranes
【摘要】:Thislaboratorytestmethodcanbeusedonmulti-plyroofingandwaterproofingsystemstomeasure,classify,andcountthevoidsbetweenfeltplies,betweeninsulationlayers,andbetweenthemembraneandinsulationlayers.Voidsbetweenthefeltpliesorbetweenthemembraneandinsulationlayerinmulti-plysystemscanbetheseedsforfutureblisters.Inone-plysystems,thistestmethodcanbeusedtocountandmeasurethevoidsintheadhesiveinlapsand,inadheredsystems,intheadhesivebetweenthemembraneandtheinsulation.Voidsinthelappingadhesivecanbethesourceofleakagewhilevoidsinthelappingadhesiveorintheadhesivebetweenthemembraneandinsulationcanbetheseedsforfutureblisters.1.1Thistestmethodincludestwoproceduresformeasuringtheareaofvoidsintheadhesivebetweenmaterialsusedinroofingandwaterproofingsystems.Bothproceduresrequireacountofthenumberofvoids.1.2ThevaluesgiveninSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P32
【国际标准分类号】:91_100_50
【页数】:2P.;A4
【正文语种】: