【英文标准名称】:Fibreopticinterconnectingdevicesandpassivecomponents-Basictestandmeasurementprocedures-Part2-47:Tests-Thermalshocks
【原文标准名称】:光纤互连器件和无源元件.基本试验和测量规程.第2-47部分:试验.热冲击
【标准号】:IEC61300-2-47Corrigendum1-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-04
【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/SC86B
【标准类型】:()
【标准水平】:()
【中文主题词】:温度变化;组件;电气工程;紧固件;光纤;玻璃纤维电缆;测量;测量技术;方法;光波导;无源的;温度冲击;温度试验;温度变化试验;试验;热循环;热循环试验
【英文主题词】:Changesoftemperature;Components;Electricalengineering;Fasteners;Fibreoptics;Glassfibrecables;Measurement;Measuringtechniques;Methods;Opticalwaveguides;Passive;Temperatureshock;Temperaturetest;Testonchangesoftemperature;Testing;Thermalcycling;Thermal-cyclingtests
【摘要】:
【中国标准分类号】:M33
【国际标准分类号】:33_180_20
【页数】:1P;A4
【正文语种】:英语


【英文标准名称】:Districtheatingpipes-Preinsulatedbondedpipesystemsfordirectlyburiedhotwaternetworks-Steelvalveassemblyforsteelservicepipes,polyurethanethermalinsulationandoutercasingofpolyethylene
【原文标准名称】:区域供暖管道.直埋式热水供应网用预先绝热包覆的管道系统.聚氨基甲酸乙酯热绝缘和聚乙烯外覆层钢管用钢阀门组件
【标准号】:BSEN488-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-02-27
【实施或试行日期】:2003-02-27
【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】:加热装置;聚氨酯;试验方法;钢管;监督(认可);护套电缆;规范(验收);远距离供热;组合管;试验;尺寸;地下;管道系统;管系统;鼓箍;密封性;钢阀门;热水供应网;长距离加热系统;试验力;地下装置;焊工工作;预制的;硬质泡沫塑料;作标记;旋塞阀;截止阀;装箱;管;架设(施工作业);焊接;阀门;套管;加热工程;耐力;维修;组合套管;绝缘;温水;聚乙烯;设计;隔热;空调系统
【英文主题词】:Air-conditioningsystems;Casing;Compositejacketpipes;Continuousoperation;Definition;Definitions;Design;Dimensions;Distantheating;Erecting(constructionoperation);Heatingengineering;Heatinginstallations;Hotwaternetworks;Insulations;Jackettubes;Laggingofadrum;Longdistanceheatingsystems;Maintenance;Marking;Pipesystem;Pipes;Pipingsystem;Plugvalves;Polyethylene;Polyurethane;Prefabricated;Resistance;Rigidfoam;Sheathedcables;Shut-offvalves;Specification(approval);Steelpipes;Steeltubes;Steelvalve;Surveillance(approval);Testforces;Testmethods;Testing;Thermalinsulation;Tightness;Underground;Undergroundinstallations;Valves;Warmwater;Welding;Weldingwork
【摘要】:ThisEuropeanStandardspecifiesrequirementsandtestmethodsforvalvesofprefabricatedthermallyinsulatedvalveassembliescomprisingasteelvalve,rigidpolyurethanefoaminsulationandanoutercasingofpolyethyleneforuseindirectlyburiedhotwaternetworkswithpreinsulatedpipeassembliesinaccordancewithEN253.Thisstandardappliesonlytoinsulatedvalveassembliesforcontinuousoperationwithhotwateratvarioustemperaturesinaccordancewithclause1ofEN253:2003.GuidelinesforqualityinspectionaregiveninannexAofthisstandard.GuidelinesforinstallationofvalvesaregiveninannexBofthisstandard.NOTE1Forthisapplicationthefollowingvalvetypesarecommonlyused:ballvalves,gatevalves,andbutterflyvalves.NOTE2Thisstandarddoesnotincluderulesforcalculationofloadsandstresses.
【中国标准分类号】:Q83
【国际标准分类号】:23_060_01
【页数】:20P.;A4
【正文语种】:英语