【英文标准名称】:StandardTestMethodforConstant-TemperatureStabilityOfChemicalMaterials
【原文标准名称】:化学材料的恒温稳定性的标准试验方法
【标准号】:ASTME487-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E27.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:constanttemperaturestability(CTS);differentialscanningcalorimetry(DSC);differentialthermalanalysis(DTA);hazardpotential;reactions,thermal;thermalanalysis;thermalhazard;thermalstability;Chemicals(fire/flammabilitytesting);Constant-
【摘要】:Thistestmethodisausefuladjuncttodynamicthermalteststhatareperformedunderconditionsinwhichthesampletemperatureisincreasedcontinuouslyataprogrammedrate.Resultsobtainedunderdynamictestconditionspresentdifficultiesindeterminingthetemperatureatwhichanexotherminitiatesbecauseonsettemperatureisdependentonheatingrate.Thetestmethoddescribedinthepresentstandardattemptstodeterminetheonsettemperatureunderisothermalconditionswheretheheatingrateiszero.1.1Thistestmethoddescribestheassessmentofconstant-temperaturestabilityofchemicalmaterialsthatundergoexothermicreactions.Thetechniquesandapparatusdescribedmaybeusedonsolids,liquids,orslurriesofchemicalsubstances.1.2Whenaseriesofmaterialsistestedbythistestmethod,theresultspermitorderingthematerialsrelativetoeachotherwithrespecttotheirthermalstability.1.3LimitationsofTest:1.3.1Thistestmethodislimitedtoambienttemperaturesandabove.1.3.2Thistestmethoddeterminesneitherasafestoragetemperaturenorasafeprocessingtemperature.Note18212;Asafestorageorprocessingtemperaturerequiresthatanyheatproducedbyareactionberemovedasfastasgeneratedandthatproperconsiderationbegiventohazardsassociatedwithreactionproducts.1.3.3Whenthistestmethodisusedtoordertherelativethermalstabilityofmaterials,thetestsmustberununderthesameconfinementcondition(see8.3).1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandardshouldbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoheatandflameundercontrolledlaboratoryconditionsandshouldnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterials,products,orassembliesunderactualfireconditions.However,resultsofthistestmaybeusedaselementsofafireriskassessmentwhichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduse.1.6Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyproblemsassociatedwithitsuse.Itistheresponsibilityofwhoeverusesthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:07_030
【页数】:4P.;A4
【正文语种】:英语


【英文标准名称】:Combinedflexiblematerialsforelectricalinsulation-Part3:specificationsforindividualmaterials.
【原文标准名称】:电绝缘用复合柔性材料.第3部分:专用材料规范
【标准号】:NFC26-144-3-2008
【标准状态】:现行
【国别】:法国
【发布日期】:2008-11-01
【实施或试行日期】:2008-11-01
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:胶粘剂;分类;复合绝缘材料;复合板;交货条件;电气工程;电绝缘材料;电绝缘;电绝缘装置;织物;柔性;柔性材料;箔;绝缘材料;绝缘件;层压板;叠层板材;纸;塑料;规范;规范(验收);调查
【英文主题词】:Adhesives;Classification;Combinedinsulatingmaterials;Combinedpressboards;Deliveryconditions;Electricalengineering;Electricalinsulatingmaterials;Electricalinsulation;Electricalinsulationdevices;Fabrics;Flexible;Flexiblematerials;Foil;Insulatingmaterials;Insulations;Laminatedpressboards;Laminates;Paper;Plastics;Specification;Specification(approval);Specifications;Surveys
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:29_035_01
【页数】:77P;A4
【正文语种】:其他