【英文标准名称】:StandardTestMethodforWaterPenetrationofMetalRoofPanelSystemsbyStaticWaterPressureHead
【原文标准名称】:通过静水压头测试金属屋顶格间水渗透性的标准试验方法
【标准号】:ASTME2140-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:E06.57
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:endlap;metalpanel;roof;roofpanel;sideseam;staticwaterpressure;water;waterleakage;waterpenetration
【摘要】:Thistestmethodisastandardprocedurefordeterminingwaterleakagethroughmetalroofpanelsystemsideseams,endlaps,androofplanepenetrationswhentheroofsystemissubjectedtoaspecifiedstaticwaterpressurehead.Note28212;Inapplyingtheresultsoftestsbythismethod,notethattheperformanceofarooforitscomponentsorboth,isinpartafunctionofproperinstallationandadjustment.Inservice,theperformancewillalsodependontheintegrityofthesupportingconstruction,roofslope,andontheresistanceofcomponentstodeteriorationbyvariouscauses:corrosiveatmosphere,aging,ice,vibration,thermalcycling,etc.Itisdifficulttosimulatetheidenticalcomplexwetting,agingandothervariableconditionsthatcanbeencounteredinservice,includingwind-blownpondedwater,theeffectsoftemperatureandageonsealantperformance,differentialpressureacrossthejointsduetowind,snowandiceaccumulation,densificationandmigration,andabrasionswithinthejointcomponentswhichmayoccurduringthermalcyclingandotherweatherevents.Somejointconditionsaremoresensitivethanotherstothesefactors.Thistestmethodwillevaluatetheresistanceofroofpanels,sideseams,endlaps,androofplanepenetrationstowatersubmersion.Itwillnotevaluatepanelresistancetowinddrivenrain.Note38212;SeeE1646foratestwhichevaluatesresistancetowinddrivenrain.Thistestmethodisnotastructuraladequacytest.Thistestmethodisapplicabletosingleskinmetalpanels,theexteriorskinoffactoryassembledcompositepanels,andtheexteriorskinoffieldassembledcompositesystemsaslongasmeanscanbeprovidedtodistinguishleakagethroughtheexteriorpanelsideseams/endlapsandperimeterleakage.1.1ThisLaboratorytestmethodcoversthedeterminationoftheresistancetowaterpenetrationofexteriormetalroofpanelsystemsideseams,endlaps,androofplanepenetrationswhenaspecifiedstaticwaterpressureheadisappliedtotheoutsidefaceoftheroofpanel.Note1Thistestmethodisintendedtoevaluatewater-barrier(notwater-shedding)roofsystemjointsanddetails.Thesesystemsarealsoreferredtoashydrostaticroofsystems.1.2Thistestmethodislimitedtospecimensinwhichthesideseamsandattachmentsareclearlyvisibleandinwhichthesourceofleakageisreadilyobservable.1.3Thistestmethodexcludesperformanceatroofperimeterconditions.1.4Thistestmethodissuitableforevaluatingleakageatroofplanepenetrationssuchasfasteners,curbs,pipesandexpansionjointsunderastaticwaterpressurehead.1.5Theproperuseofthistestmethodrequiresaknowledgeoftheprinciplesofwaterpressure.1.6Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIequivalentsofinch-poundunitsareapproximate.1.7Thetextofthisstandardincludesnotesandfootnotesexcludingtablesandfigures,whichprovideexplanatorymaterial.Thesenotesandfootnotesshallnotbeconsideredasrequirementsofthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificprecautionarystatements,seeSection.
【中国标准分类号】:Q17
【国际标准分类号】:91_060_20
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Materialsforprintedboardsandotherinterconnectingstructures-Part4-15:Sectionalspecificationsetforprepregmaterials,unclad(forthemanufactureofmultilayerboards)-MultifunctionalepoxidewovenE-glassprepregofdefinedflammability(ver
【原文标准名称】:印制板和其他互连结构用材料.第4-15部分:非包被预浸料(多层板结构)的分规范集.无铅化装配用指定易燃性多功能环氧化合物编织E型玻璃预浸料(垂直燃烧试验)
【标准号】:IEC61249-4-15-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC91
【标准类型】:()
【标准水平】:()
【中文主题词】:基底材料;燃烧试验;可燃性;可燃性试验;导电材料;电导性;尺寸;E型玻璃纤维;导电体;电气工程;电子设备及元件;环氧衍生物;环氧树脂;柔性材料;玻璃布;检验;互连结构;层压薄板;叠层板材;材料;多层印制电路板;包装件;板条;预浸料坯;印制电路;印制电路板;性能;质量保证;分规范;薄板材;平板结构;规范(验收);试验
【英文主题词】:Basematerials;Burningtests;Combustibility;Combustibilitytests;Conductivematerials;Conductivity;Dimensions;E-glass;Electricconductors;Electricalengineering;Electronicequipmentandcomponents;Epoxides;Epoxyresins;Flexiblematerials;Glassfabrics;Inspection;Interconnectionstructures;Laminatedsheets;Laminates;Leadfree;Materials;Multilayerprintedboards;Orderindications;Packages;Panels;Prepreg;Printedcircuits;Printed-circuitboards;Properties;Qualityassurance;Sectionalspecification;Sheets;Slabconstruction;Specification(approval);Testing
【摘要】:
【中国标准分类号】:L30
【国际标准分类号】:31_180
【页数】:14P;A4
【正文语种】:英语