【英文标准名称】:StandardTestMethodforHeatofReactionofThermallyReactiveMaterialsbyDifferentialScanningCalorimetry
【原文标准名称】:用差示扫描量热法测定热反应材料的反应热的标准试验方法
【标准号】:ASTME2160-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E37.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:反应热;化学反应;热量计;试验方法;标准方法
【英文主题词】:degreeofcure;differentialscanningcalorimetry;hazardpotential;heatofreaction;thermalanalysis;thermoset
【摘要】:Thismethodisusefulindeterminingtheextrapolatedonsettemperature,thepeakheatflowtemperatureandtheheatofreactionofamaterial.Anyonsettemperaturedeterminedbythismethodisnotvalidforuseasthesoleinformationusedfordeterminationofstorageorprocessingconditions.Thistestmethodisusefulindeterminingthefractionofareactionthathasbeencompletedinasamplepriortotesting.Thisfractionofreactionthathasbeencompletedcanbeameasureofthedegreeofcureofathermallyreactivepolymerorcanbeameasureofdecompositionofathermallyreactivematerialuponaging.TheheatofreactionvaluesmaybeusedinPracticeE1231todeterminehazardpotentialfigures-of-meritExplosionPotentialandShockSensitivity.Thistestmethodmaybeusedinresearch,processcontrol,qualityassurance,andspecificationacceptance.1.1Thistestmethoddeterminestheexothermicheatofreactionofthermallyreactivechemicalsorchemicalmixtures,usingmilligramspecimensizes,bydifferentialscanningcalorimetry.Suchreactivematerialsmayincludethermallyunstableorthermosetmaterials.1.2Thistestmethodalsodeterminestheextrapolatedonsettemperatureandpeakheatflowtemperaturefortheexothermicreaction.1.3Thistestmethodmaybeperformedonsolids,liquidsorslurries.1.4Theapplicabletemperaturerangeofthismethodis25to600176;C.1.5SIunitsaretoberegardedasthestandard.1.6ThereisnoISOmethodequivalenttothisstandard.1.7ThisstandardisrelatedtoTestMethodE537andtoNAS1613,butprovidesadditionalinformation.1.8Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:71_040_40
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Radio-frequencyconnectors-Part19:sectionalspecification-RadiofrequencycoaxialconnectorsoftypeSSMB.
【原文标准名称】:射频连接器.第19部分:分规范.SSMB型射频同轴连接器.
【标准号】:NFC93-560-19-2011
【标准状态】:现行
【国别】:法国
【发布日期】:2011-06-01
【实施或试行日期】:2011-06-18
【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】:
【英文主题词】:Approval;Coaxial;Coaxialconnectors;Components;Connectingdimensions;Designations;Detailspecification;Dimensioning;Dimensions;Electricplugs;Electricalengineering;Electronic;Electronicequipmentandcomponents;Gauges;Highfrequencies;Impedance;Innerconductor;Inspection;Interfaces;Marking;Mountingdimensions;Outerconductors;Properties;Quality;Qualityassessment;Radiofrequencyconnectors;Radio-frequencyplugs;Ratings;Screwcouplings;Screwedclosures;Sectionalspecification;Specification;Specification(approval);Testing
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:33_120_30
【页数】:29P;A4
【正文语种】:其他