【英文标准名称】:StandardTestMethodforEvaluatingtheTearResistanceofaSealantUnderConstantStrain
【原文标准名称】:评定恒应变下密封剂抗扯性的标准试验方法
【标准号】:ASTMC1681-2009
【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】:C24.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:constantstraintesting;fixedextension;movementinducedtear;sealant
【摘要】:Thistestmethodisintendedtodetermineifajointthatissubjectedtoamechanicallyinducedcutwillresisttearpropagationduringnormaljointmovement.Asealantwithahighresistancetotearpropagationwilltypicallyperformbetterthanasealantwithalowresistancetotearpropagation.1.1Thistestmethodevaluatestheimpactofaninducedtearonasealantspecimenthatisdimensioned,curedaccordingtotheguidelinesinTestMethodC719andthensubjectedtoaconstantstrain.Itiseffectiveindifferentiatingbetweensealantsthatareusedindynamicjointssubjecttoabrasion,punctures,tears,orcombinationthereof.1.2Sincethistestmethodisfortheevaluationoftearpropagation,anadhesivefailuretothesubstratesprovidesnousabledataregardingtearpropagation.Thiswouldbeconsideredafailedtestandthatdatawouldbediscarded,oratleastseparatedfromtheotherdatafromspecimensthatdidnotexperienceanadhesivefailure.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thecommitteewithjurisdictionoverthisstandardisnotawareofanycomparablestandardspublishedbyotherorganizations.
【中国标准分类号】:Q24
【国际标准分类号】:23_040_80
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:Chemicalanalysisofferrousmaterials-Determinationofmanganeseinsteelsandirons-Electrometrictitrationmethod
【原文标准名称】:黑色金属材料的化学分析.钢铁中锰含量的测定.电势滴定法
【标准号】:BSEN10071-1991
【标准状态】:作废
【国别】:英国
【发布日期】:1991-01-31
【实施或试行日期】:1991-01-31
【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】:钢;铸铁;含量测定;化学分析和试验;试验条件;试样制备;合金钢;电解分析法;容量分析;锰;非合金钢;校正
【英文主题词】:Alloysteels;Alloyed;Analysis;Cast-iron;Chemicalanalysisandtesting;Determinationofcontent;Electrometry;Iron;Manganese;Materials;Materialstesting;Metals;Steels;Testing;Titration;Unalloyed;Unalloyedsteels;Volumetricanalysis
【摘要】:Applicabletomanganesecontentsequaltoorgreaterthan0.5%(m/m).
【中国标准分类号】:H11
【国际标准分类号】:77_040_30
【页数】:12P;A4
【正文语种】:英语