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【英文标准名称】:Testinghardenedconcrete-Flexuralstrengthoftestspecimens
【原文标准名称】:硬化混凝土试验.试样的弯曲强度
【标准号】:BSEN12390-5-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-12-15
【实施或试行日期】:2000-12-15
【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】:水泥与混凝土技术;弯曲试验;材料强度;混凝土;机械试验
【英文主题词】:Bendtesting;Bendingtensilestrength;Concretestructures;Concretes;Consistency;Consistency(mechanicalproperty);Construction;Constructionmaterials;Determination;Evaluations;Freshconcrete;Materialtestingmachines;Measurement;Mechanicaltesting;Referencemethods;Samplingmethods;Solidconcrete;Specification(approval);Testequipment;Testspecimens;Testing
【摘要】:Thisstandardspecifiesamethodforthedeterminationoftheflexuralstrengthofspecimensofhardenedconcrete.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:Insulatorsforoverheadlines-Compositelinepostinsulatorsfora.c.systemswithanominalvoltagegreaterthan1000V-Definitions,testmethodsandacceptancecriteria
【原文标准名称】:架空线路用绝缘子.标称电压大于1000V的交流架空线路用复合线路柱形绝缘子
【标准号】:IEC61952-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC36B
【标准类型】:()
【标准水平】:()
【中文主题词】:验收;验收规范;验收试验;交流电网络;交流电压;认可;复合绝缘子;定义;设计;尺寸;分配;电绝缘子;电气工程;电性能;电性质和电现象;玻璃纤维;高电压;绝缘子;线路柱形绝缘子;作标记;材料;机械性能;架空线;塑料;特性;合格试验;额定电压;额定值;规范(验收);绝缘子串组合件;测试
【英文主题词】:Acceptance;Acceptancespecification;Acceptancetests;Alternatingcurrentnetworks;Alternatingvoltages;Approval;Compositeinsulators;Definitions;Design;Dimensions;Distribution;Electricinsulators;Electricalengineering;Electricalproperties;Electricalpropertiesandphenomena;Glassfibres;Highvoltage;Insulators;Linepostinsulators;Marking;Materials;Mechanicalproperties;Overheadpowerlines;Plastics;Properties;Qualificationtests;Ratedvoltage;Ratings;Specification(approval);Stringinsulatorunits;Testing
【摘要】:ThisInternationalStandardappliestocompositelinepostinsulatorsconsistingofaload-bearingcylindricalinsulatingsolidcoreconsistingoffibres-usuallyglass-inaresin-basedmatrix,ahousing(outsidetheinsulatingcore)madeofpolymericmaterialandendfittingspermanentlyattachedtotheinsulatingcore.Compositelinepostinsulatorscoveredbythisstandardaresubjectedtocantilever,tensileandcompressiveloads,whensupportingthelineconductors.Theyareintendedforuseona.c.overheadlineswitharatedvoltagegreaterthan1000Vandafrequencynotgreaterthan100Hz.Theobjectofthisstandardis-todefinethetermsused,-toprescribetestmethods,-toprescribeacceptanceorfailurecriteria.Thisstandarddoesnotincluderequirementsdealingwiththechoiceofinsulatorsforspecificoperatingconditions.
【中国标准分类号】:K48
【国际标准分类号】:29_080_10
【页数】:54P;A4
【正文语种】:英语