SAE AMS7238 Alloy PM Shapes, Corrosion, Wear, and Heat Resistant 66Co - 30Cr - 8.25W (1.10 - 1.90C) (NONCURRENT Mar 1994

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Product Code:SAE AMS7238
Title:Alloy PM Shapes, Corrosion, Wear, and Heat Resistant 66Co - 30Cr - 8.25W (1.10 - 1.90C) (NONCURRENT Mar 1994)
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion, wear, and heat resistant cobalt alloy in the form of powder-metallurgy shapes.
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【英文标准名称】:HomeandBuildingElectronicSystems(HBES)-Part9-1:Installationrequirements-GenericcablingforHBESClass1TwistedPair;GermanversionEN50090-9-1:2004
【原文标准名称】:民居用电子系统.第9-1部分:安装要求.HBES1级绞线用通用电缆
【标准号】:EN50090-9-1-2004
【标准状态】:现行
【国别】:
【发布日期】:2004-11
【实施或试行日期】:2004-11-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:安全要求;安全;建筑物;规范(验收);定义;电气工程;民用电力设备;电路网络;控制;建筑物服务设施;建筑物服务设施;接口(数据处理);双芯电缆;家用(安装)设备;一般条件;总线系统;通信系统;电力系统;协议;电子工程;数据传送;控制系统;铜电缆;开放系统互连;传播学;安装;建筑设计;多线电缆;配置;系统工程;电子的;双股的;基本家用设备;电气设备;布线;控制设备;通讯系统(建筑物);参考模型;总线;系统总线;电磁兼容性;功能单元;电子装置
【英文主题词】:Architecturaldesign;Basicdomesticfacilities;Bifilar;Buildingservices;Buildings;Bussystems;Buses(dataprocessing);Cabling;Circuitnetworks;Communication;Communicationsystems;Communicationsystems(buildings);Configuration;Control;Controlequipment;Controlsystems;Coppercable;Datatransfer;Definition;Definitions;Domesticelectricalinstallations;Double-corecables;Electricpowersystems;Electricalengineering;Electricalequipment;Electronic;Electronicengineering;Electronically-operateddevices;EMC;Functionalunits;Generalconditions;Houseinstallations;Installations;Interfaces(dataprocessing);Multi-corecables;Opensystemsinterconnection;OSI;Protocols;Referencemodel;Safety;Safetyrequirements;Serviceinstallationsinbuildings;Specification(approval);Systembus;Systemengineering
【摘要】:
【中国标准分类号】:Q77
【国际标准分类号】:97_120
【页数】:66P.;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