ASTM D6899-2003 汽车喷漆钢实验室周期性腐蚀试验的标准指南
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【英文标准名称】:StandardGuideforLaboratoryCyclicCorrosionTestingofAutomotivePaintedSteel
【原文标准名称】:汽车喷漆钢实验室周期性腐蚀试验的标准指南
【标准号】:ASTMD6899-2003
【标准状态】:作废
【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(US-ASTM)
【起草单位】:D01.27
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:automotivepaint;corrosiontest;cycliccorrosion;saltsolution
【摘要】:Whenalaboratory-acceleratedtestsimulatesthechangingconditionstowhichautomotivefinishesareexposed,morerealisticcorrosionfailuresareproduced.Cycliccorrosiontestsareeffectiveforevaluatingavariety
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:6P.;A4
【正文语种】:
【英文标准名称】:Electricalapparatusforexplosivegasatmospheres.Construction,testandmarkingoftypeofprotectionencapsulation"m"electricalapparatus
【原文标准名称】:爆炸性气体环境用电气设备.包封"m"型防护电气设备的建造、试验和标记
【标准号】:BSEN60079-18-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-04-22
【实施或试行日期】:2004-04-22
【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】:环境;组件;化合物;结构要求;定义;防护等级;尺寸;距离;电气工程;电驱动装置;封装;外壳;防爆;爆炸性环境;可燃性环境;大气;检验;绝缘测试;作标记;最小厚度;防护电气设备;保护设备;合格试验;常规检验;表面;温度;温度极限;测试;热稳定性;热试验;M型防护电气设备;保护形式
【英文主题词】:Atmosphere;Classesofprotection;Components;Compounds;Constructionrequirements;Definitions;Degreesofprotection;Dimensions;Distances;Electricalengineering;Electrically-operateddevices;Encapsulation;Enclosure;Explosionprotection;Explosiveatmospheres;Flammableatmospheres;Gasatmosphere;Inspection;Insulationtest;Marking;Minimumthicknesses;Protectedelectricalequipment;Protectiondevices;Qualificationtests;Routinechecktests;Surfaces;Temperature;Temperaturelimit;Testing;Thermalstability;Thermaltesting;Typemprotectedelectricalequipment;Typeofprotection
【摘要】:ThispartofIEC60079givesthespecificrequirementsfortheconstruction,testingandmarkingofelectricalapparatus,partsofelectricalapparatusandExcomponentswiththetypeofprotectionencapsulation"m".ThispartofIEC60079onlyappliesforencapsulatedelectricalapparatus,encapsulatedpartsofelectricalapparatusandencapsulatedExcomponents(hereinafteralwaysreferredtoas"m"apparatus)wheretheratedvoltagedoesnotexceed10kVwitharelativetoleranceof+10%.ThisstandardsupplementsthegeneralrequirementsinIEC60079-0.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:38P;A4
【正文语种】:英语
【英文标准名称】:Highstrengthstructuralboltingforpreloading-Part9:SystemHRorHV-Directtensionindicatorsforboltandnutassemblies
【原文标准名称】:预加载高强度结构螺栓总成.第9部分:HR或HV系统.螺栓和螺母组件的直接拉张器
【标准号】:BSEN14399-9-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-07-31
【实施或试行日期】:2009-07-31
【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】:验收规范;附件;合金钢;螺栓连接件;压力荷载;一致性;建筑;交货条件;名称与符号;尺寸规格;外螺纹紧固件;紧固件;功能特性;六角头螺钉;六角螺母;高抗拉;高强度螺栓;高强度钢;HR;制造;作标记;材料;机械连接;机械性能;材料的机械性能;螺母;物理性能;预应力的;生产;特性;螺钉;规范(验收);钢;强度等级;结构金属加工;钢结构作业;张力指示器;试验设备;测试;螺纹;维氏硬度;垫圈
【英文主题词】:Acceptancespecification;Accessories;Alloysteels;Boltedjoints;Compressionloading;Conformity;Construction;Deliveryconditions;Designations;Dimensions;External-threadfasteners;Fasteners;Functionalproperties;Hexagonheadscrews;Hexagonnuts;Hightensile;Hightensilebolts;High-tensilesteels;HR;Manufacturing;Marking;Materials;Mechanicallinkages;Mechanicalproperties;Mechanicalpropertiesofmaterials;Nuts;Physicalproperties;Prestressed;Production;Properties;Screws(bolts);Specification(approval);Steels;Strengthclass;Structuralmetalwork;Structuralsteelwork;Tensionindicators;Testequipment;Testing;Threads;Vickershardness;Washers
【摘要】:Thisdocumentspecifies,togetherwithEN14399-1,therequirementsforassembliesofhigh-strengthstructuralboltsandnuts,withlargewidthacrossflats,ofsystemHRorHV,includingtherequirementsforthegeneraldimensions,tolerances,materialsandperformancefortwogrades,H8andH10,ofcompressiblewasher-typedirecttensionindicators,nutfacewashersandboltfacewasherssuitableforpreloadedjoints.TheassembliesincludethenominalthreadsizesM12uptoandincludingM36andpropertyclasses8.8/8,8.8/10and10.9/10.Boltandnutassembliestothisdocumenthavebeendesignedtoallowpreloadingofatleast0,7f×AaccordingtoEN1993-1-8:2005(Eurocode3)andtoobtainductilitypredominantlybyplasticelongationoftheboltforsystemHRaccordingtoEN14399-3orbyplasticdeformationoftheengagedthreadsforsystemHVaccordingtoEN14399-4;alsocountersunkandfitboltsaccordingtoEN14399-7and-8respectively.Boltandnutassembliesconformingtothisdocumentmayincludewasher(s)accordingtoEN14399-6ortoEN14399-5(underthenutonly).Thepurposeofthedirecttensionindicatorsistoshowthatadefinedpreloadisachievedinthebolt.Thedirecttensionindicatorcanbeusedaloneorwithboltfacewashersornutfacewashersconformingtothisstandard.IneithercaseitisessentialthatthedirecttensionindicatorsareusedaspartofanassemblyinaccordancewithEN14399-1.TocomplywithEN14399-1,itisessentialthattheassembliesaresuppliedbyonemanufacturerandincludebolts,nuts,washersanddirecttensionindicators.ThetestmethodforsuitabilityforpreloadingisspecifiedinEN14399-2andsupplementedbyClause5.Guidanceontheuseofcompressiblewasher-typedirecttensionindicatorsisgiveninEN1090-2.
【中国标准分类号】:J13
【国际标准分类号】:21_060_01
【页数】:26P.;A4
【正文语种】:英语
