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【英文标准名称】:Opticalfibres.Measurementmethodsandtestprocedures.Tensilestrength
【原文标准名称】:光纤.测量方法和试验规程.抗拉强度
【标准号】:BSEN60793-1-31-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-10-31
【实施或试行日期】:2010-10-31
【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】:尺寸规格;电缆线;导电体;电气工程;光纤;总规范;玻璃纤维电缆;数学计算;测量;测量技术;光学测量;光波导;特性;样品;规范;试样制备;抗拉强度;抗拉测试;抗拉试验;试验设备;试验
【英文主题词】:Dimensions;Electriccables;Electricconductors;Electricalengineering;Fibreoptics;Genericspecification;Glassfibrecables;Mathematicalcalculations;Measurement;Measuringtechniques;Opticalmeasurement;Opticalwaveguides;Properties;Samples;Specification;Specimenpreparation;Tensilestrength;Tensiletesting;Tensiletests;Testequipment;Testing
【摘要】:ThispartofIEC60793providesvaluesofthetensilestrengthofopticalfibresamplesandestablishesuniformrequirementsforthemechanicalcharacteristic–tensilestrength.Themethodtestsindividuallengthsofuncabledandunbundledglassopticalfibre.Sectionsoffibrearebrokenwithcontrolledincreasingstressorstrainthatisuniformovertheentirefibrelengthandcrosssection.Thestressorstrainisincreasedatanominallyconstantrateuntilbreakageoccurs.Thedistributionofthetensilestrengthvaluesofagivenfibrestronglydependsonthesamplelength,loadingvelocityandenvironmentalconditions.Thetestcanbeusedforinspectionwherestatisticaldataonfibrestrengthisrequired.Resultsarereportedbymeansofstatisticalqualitycontroldistribution.Normallythetestiscarriedoutaftertemperatureandhumidityconditioningofthesample.However,insomecases,itmaybesufficienttomeasurethevaluesatambienttemperatureandhumidityconditionsThismethodisapplicabletotypesA1,A2,A3,BandCopticalfibres.
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:26P;A4
【正文语种】:英语


【英文标准名称】:Masonry-Part4:Testmethods
【原文标准名称】:砌体工程第4部分:试验方法
【标准号】:ISO9652-4-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-09
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC179
【标准类型】:()
【标准水平】:()
【中文主题词】:粘土;试验;特性;抗压强度;砖石工程;砖石墙;建筑;吸水试验;灰浆
【英文主题词】:masonrywalls;construction;properties;water-absorptiontests;testing;masonry;mortars;tests;compressivestrength;clay
【摘要】:ThispartofISO9652specifiesreferencemethodsfortestinga)thecompressivestrengthofmasonryunits;b)thecompressivestrengthofmasonry;c)theflexuralstrengthofmasonry;d)thewaterabsorptionofclayunits;ande)thecompressivestrengthofmortar.Itisapplicabletomasonrybuiltwithunitsoffiredclay,calciumsilicate,concrete(includingautoclavedaeratedconcrete),naturalstoneormanufacturedstone.NOTEThemethodsmaybesuitablefortestingotherwallingmaterials,buttheyhavenotbeenexaminedasreferencetestsinthisrespect.
【中国标准分类号】:P24
【国际标准分类号】:91_080_30
【页数】:35P;A4
【正文语种】:英语