ISO 2782-1995 硫化或热塑性橡胶透气性的测定
时间:2024-05-19 16:00:17 来源: 标准资料网 作者：标准资料网 阅读：8090
【英文标准名称】:Rubber,vulcanizedorthermoplastic-Determinationofpermeabilitytogases
【原文标准名称】:硫化或热塑性橡胶透气性的测定
【标准号】:ISO2782-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:透气性;试验;渗透性测量;热塑性的;弹性体;热塑性聚合物;气密性;硫化橡胶;测定;定义
【英文主题词】:Definition;Definitions;Determination;Elastomers;Gaspermeability;Gastightness;Permeabilitymeasurement;Testing;Thermoplastic;Thermoplasticpolymers;Vulcanizedrubber
【摘要】:Cancelsandreplacesthefirstedition(1977).Describestwoproceduresformeasuringthepermeabilityofrubbertogasesundersteady-stateconditions.Oneusesahorizontalmeasuringdeviceformeasurementsatconstantpressureandtheotherusesaverticalmeasuringdeviceformeasurementsatconstantvolumeorconstantpressure.Theproceduresapplytosolidrubberofhardnessnotlessthan35IRHDandtogasessuchasair,nitrogen,oxygen,hydrogen,liquifiedpetroleumgasandcoalgas.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:10P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAshinaGraphiteSample
【原文标准名称】:石墨样品中灰分的标准试验方法
【标准号】:ASTMC561-1991(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1991
【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】:D02.F0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ash;carbon;graphite;Ash;Carbon;Carbonandgraphitemanufacturedproducts;Graphite
【摘要】:Thistestmethodprovidesapracticalestimateofnonburnableresiduesincommerciallyavailablegraphitematerials.Theashvaluesdeterminedbythistestmethodareofuseincomparingtherelativepurityofvariousgradesofgraphite.Tofacilitateuse,thistestmethodinstitutessimplificationsthatprecludetheabilitytodetermineabsolutelytheashvaluesofthetestgraphitematerialduetouncontrolledsourcesoftracecontamination.Thistestmethodisnotintendedforuseindeterminingtheashcontentofpurifiedgraphites,forexample,nuclearmaterials.Therelationshipbetweenthemineralcontentofagraphitesampleandtheashcontentofthatsampleisunknownandisnotdeterminedbytheapplicationofthistestmethod.1.1Thistestmethodprovidesapracticaldeterminationfortheashcontentinagraphitesample.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q51
【国际标准分类号】:71_060_10
【页数】:2P.;A4
【正文语种】:英语
Product Code:SAE AS81659/53
Title:Connectors, Electrical, Rectangular, Plug Environment Resistant, Crimp Contacts, Quadruple Insert, Type II, Class 1 (-65掳C to +125掳C), Series 2, Shell Designator B
Issuing Committee:Ae-8c1 Connectors Committee
Scope:No scope available.