ASTM F1868-2002 用焊接热板测定服装材料耐热和耐蒸发的标准试验方法

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【英文标准名称】:StandardTestMethodforThermalandEvaporativeResistanceofClothingMaterialsUsingaSweatingHotPlate
【原文标准名称】:用焊接热板测定服装材料耐热和耐蒸发的标准试验方法
【标准号】:ASTMF1868-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:F23.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:evaporativeresistance;I;insulation;permeabilityindex;thermalresistance;totalheatloss
【摘要】:Thethermalresistanceandevaporativeresistanceprovidedbyafabric,batting,orothertypeofmaterialisofconsiderableimportanceindeterminingitssuitabilityforuseinfabricatingprotectiveclothingsystems.Thethermalinterchangebetweenpeopleandtheirenvironmentis,however,anextremelycomplicatedsubjectthatinvolvesmanyfactorsinadditiontothesteady-stateresistancevaluesoffabricsandbattings.Therefore,thermalresistancevaluesandevaporativeresistancevaluesmeasuredonahotplatemayormaynotindicaterelativemeritofaparticularmaterialorassemblyforagivenclothingapplication.Whileapossibleindicatorofclothingperformance,measurementsproducedbythetestingoffabricshasnoprovencorrelationtotheperformanceofclothingsystemswornbypeople.Clothingweight,drape,tightnessoffit,andsoforth,canminimizeorevenneutralizetheapparentdifferencesbetweenfabricsorfabricassembliesmeasuredbythistestmethod.ThethermalresistanceofclothingsystemscanbemeasuredwithaheatedmanikininanenvironmentalchamberinaccordancewithTestMethodF1291.DeparturesfromtheinstructionsofTestMethodF1868mayleadtosignificantlydifferenttestresults.Technicalknowledgeconcerningthetheoryofheatflow,temperaturemeasurement,andtestingpracticesisneededtoevaluatewhichdeparturesfromtheinstructionsaresignificant.Standardizationofthemethodreduces,butdoesnoteliminatetheneedforsuchtechnicalknowledge.ReportanydeparturesfromtheinstructionsofTestMethodF1868withtheresults.1.1Thistestmethodcoversthemeasurementofthethermalresistanceandtheevaporativeresistanceundersteady-stateconditions,offabrics,films,coatings,foams,andleathers,includingmulti-layerassemblies,foruseinclothingsystems.1.2Therangeofthismeasurementtechniqueforthermalresistanceisfrom0.002to0.2K-m2/Wandforevaporativeresistanceisfrom0.01to1.0kPa-m2/W.1.3ThevaluesinSIunitsshallberegardedasstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:13_340_10
【页数】:8P.;A4
【正文语种】: