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【英文标准名称】:Explosivesforciviluses-Detonatorsandrelays-Determinationofresistancetodamagebydroppingofdetonatorsandrelays
【原文标准名称】:民用爆炸物.雷管和传爆管.雷管和传爆管耐跌落损坏的测定
【标准号】:BSEN13763-11-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-11-19
【实施或试行日期】:2003-11-19
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;测定;爆破装药;炸药;耐力;材料试验;采掘;雷管;电引信;阻化剂;点火器;炸药存储;延迟设备;预防爆炸;爆炸作用;爆炸;冲击强度;电气工程;爆破;跌落;检验设备;暗盒;跌落试验
【英文主题词】:Blasting;Blastingcharges;Checkingequipment;Delayequipment;Determination;Detonation;Detonator;Drop;Droptests;Electricfuse;Electricalengineering;Explosionproofness;Explosions;Explosives;Explosivesstorage;Igniters;Impactstrength;Impacttests;Magazines;Materialstesting;Mining;Resistance;Retardants;Testing;Testingdevices
【摘要】:ThisEuropeanStandardspecifiesmethodsforcheckingthatadetonator,relayorsurfaceconnectorwillnotexplodewhenaccidentallydroppedontoahardsurface.
【中国标准分类号】:G89
【国际标准分类号】:71_100_30
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforCoefficientofLinearThermalExpansionofPlasticsBetween-30&176Cand30&176CWithaVitreousSilicaDilatometer
【原文标准名称】:用玻璃硅膨胀计测定塑料在-30℃和30℃之间的线性热膨胀的标准试验方法
【标准号】:ASTMD696-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:热膨胀系数;热膨胀;塑料;试验
【英文主题词】:coefficientofexpansion;linearexpansion;plastics;thermalexpansion;
【摘要】:1.1Thistestmethodcoversdeterminationofthecoefficientoflinearthermalexpansionforplasticmaterialshavingcoefficientsofexpansiongreaterthan1x1061176;Cbyuseofavitreoussilicadilatometer.Atthetesttemperaturesandunderthestressesimposed,theplasticmaterialsshallhaveanegligiblecreeporelasticstrainrateorboth,insofarasthesepropertieswouldsignificantlyaffecttheaccuracyofthemeasurements.Note18212;ThereisnosimilarorequivalentISOstandard.1.1.1TestMethodE228shallbeusedfortemperaturesotherthan30176;Cto30176;C.1.1.2Thistestmethodshallnotbeusedformeasurementsonmaterialshavingaverylowcoefficientofexpansion(lessthan1x1061176;C).Formaterialshavingverylowcoefficientofexpansion,interferometerorcapacitancetechniquesarerecommended.1.2Thethermalexpansionofaplasticiscomposedofareversiblecomponentonwhicharesuperimposedchangesinlengthduetochangesinmoisturecontent,curing,lossofplasticizerorsolvents,releaseofstresses,phasechangesandotherfactors.Thistestmethodisintendedfordeterminingthecoefficientoflinearthermalexpansionundertheexclusionofthesefactorsasfaraspossible.Ingeneral,itwillnotbepossibletoexcludetheeffectofthesefactorscompletely.Forthisreason,thetestmethodcanbeexpectedtogiveonlyanapproximationtothetruethermalexpansion.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:5P.;A4
【正文语种】: