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【英文标准名称】:Rubber,vulcanizedorthermoplastic-Determinationofpermeabilitytogases
【原文标准名称】:硫化、硬化或热塑性橡胶.透气性的测定
【标准号】:BSISO2782-2007
【标准状态】:作废
【国别】:英国
【发布日期】:2007-02-28
【实施或试行日期】:2007-02-28
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;测定;人造橡胶;透气性;气密性;渗透性测量;测试;热塑性的;热塑性聚合物;硫化橡胶
【英文主题词】:Definitions;Determination;Elastomers;Gaspermeability;Gastightness;Permeabilitymeasurement;Testing;Thermoplastic;Thermoplasticpolymers;Vulcanizedrubber
【摘要】:ThisInternationalStandarddescribestwoproceduresformeasuringthepermeabilityofrubbertogasesundersteady-stateconditions.Oneusesahorizontalmeasuringdeviceformeasurementsatconstantpressureandtheotherusesaverticalmeasuringdeviceformeasurementsatconstantvolumeorconstantpressure.Theresultsobtainedbytheseproceduresmaybeextrapolatedtothicknessesofmaterialdifferentfromthatofthetestpiece,providingtherubberishomogeneousandisotropic.Theproceduresapplytosolidrubberofhardnessnotlessthan35IRHDandtogasessuchasair,nitrogen,oxygen,hydrogen,liquefiedpetroleumgas(ingaseousform)andcoalgas.Errorsmaybeintroducedifthegasusedappreciablyswellstherubberundertest.
【中国标准分类号】:G40
【国际标准分类号】:83_060
【页数】:24P.;A4
【正文语种】:英语