【英文标准名称】:Couplers,spigotpinsandbaseplatesforuseinfalseworkandscaffolds-Specialcouplers-Requirementsandtestprocedures
【原文标准名称】:钢管脚手架和支承架用连接件,套接件和底板.专用连接件.试验规程和要求
【标准号】:BSEN74-2-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2010-06-30
【实施或试行日期】:2010-06-30
【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】:铝管;底板;螺栓;垫板;定心销;离合器;组件;建筑;联结器套(脚手架);定义;紧固件;手册;连接元件;负荷测量;负荷;机械连接;惯性矩;管;抵抗力矩;旋转离合器;脚手架零件;脚手架固定零件;脚手架搭设;脚手架;规范(验收);标准离合器;钢管;支撑物;抗拉强度;测试;试验;工作脚手架;屈服强度
【英文主题词】:Aluminiumpipes;Base-plates;Bolts;Bottomplates;Centeringpins;Clutches;Components;Construction;Couplers(scaffolding);Definitions;Fasteners;Handbooks;Joiningelements;Loadmeasurement;Loading;Mechanicallinkages;Momentofinertia;Pipes;Resistingmoment;Rotatingcouplings;Scaffoldingcomponents;Scaffoldingfixingcomponents;Scaffoldingprocesses;Scaffolds;Specification(approval);Standardclutch;Steelpipes;Supports;Tensilestrength;Testing;Trials;Workscaffoldings;Yieldstrength
【摘要】:EN74-2specifies:?materials;?designrequirements;?specifiedvaluesforresistancesandstiffnesseswhichacouplerhastoachieveundertest;?testproceduresandassessment;forthefollowingspecialcouplers:?screworwedgehalfcouplers,sleevecouplerswithshearstuds,rightanglereductioncouplersandswivelreductioncouplers.Itgivesrecommendationsforon-goingproductioncontrol.Thesecouplersareforuseprincipallyintemporaryworks.Eachcouplerisabletobefixedtoatleastonesidetoone48,3mmdiametersteeloraluminiumtube.Fortheothersideofreductioncouplers,thisstandardspecifiesrequirementsforthediameterandwallthicknessoftubes.Fortesting,screwcouplersaretightenedwithatorqueof50Nmandwedgecouplersaretightenedwitha500ghammeruntilthejarringblow.Otherspecialhalfcouplerssuchashalfcouplersattachedbyriveting,usedmainlyformembersofprefabricatedscaffolds,areoutsidethescopeofthisEuropeanStandard.
【中国标准分类号】:P96
【国际标准分类号】:91_220
【页数】:44P.;A4
【正文语种】:英语