DIN EN 488-2003 区域供暖管道.直埋式热水供应网预隔热连接管道系统.聚氨酯绝热和聚乙烯外覆层钢管钢阀门组件
时间:2024-05-26 01:37:02 来源: 标准资料网 作者：标准资料网 阅读：9045
【英文标准名称】:Districtheatingpipes-Preinsulatedbondedpipesystemsfordirectlyburiedhotwaternetworks-Steelvalveassemblyforsteelservicepipes,polyurethanethermalinsulationandoutercasingofpolyethylene;GermanversionEN488:2003
【原文标准名称】:区域供暖管道.直埋式热水供应网预隔热连接管道系统.聚氨酯绝热和聚乙烯外覆层钢管钢阀门组件
【标准号】:DINEN488-2003
【标准状态】:作废
【国别】:德国
【发布日期】:2003-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);钢管;作标记;试验方法;聚氨酯;加热装置;绝缘;护套电缆;组合管;远距离供热;尺寸;维修;架设(施工作业);装箱;阀门;加热工程;隔热;设计;管;空调系统;耐力;温水;监督(认可);组合套管;试验;聚乙烯;钢阀门;热水供应网;密封性;鼓箍;管系统;管道系统;地下;长距离加热系统;试验力;截止阀;焊工工作;预制的;地下装置;旋塞阀;套管;焊接;硬质泡沫塑料
【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,rigidpolyurethanefoaminsulationandanoutercasingofpolyethyleneforuseindirectlyburiedhotwaternetworkswithpreinsulatedpipeassembliesinaccordancewithEN253:2002.Thisstandardappliesonlytoinsulatedvalveassembliesforcontinuousoperationwithhotwateratvarioustemperaturesinaccordancewithclause1ofEN253:2002.GuidelinesforqualityinspectionaregiveninAnnexAofthisstandard.GuidelinesforinstallationofvalvesaregiveninAnnexBofthisstandard.Forthisapplicationthefollowingvalvetypesarecommonlyused:Ballvalves,gatevalves,andbutterflyvalves.Thisstandarddoesnotincluderulesforcalculationofloadsandstresses.#,,#
【中国标准分类号】:Q83
【国际标准分类号】:23_060_01
【页数】:16P.;A4
【正文语种】:德语
【英文标准名称】:Paperandboard-Determinationoftensileproperties-Constantrateofelongationmethod
【原文标准名称】:纸和纸板.拉伸特性测定.第2部分:恒比拉长法
【标准号】:BSENISO1924-2-1995
【标准状态】:作废
【国别】:英国
【发布日期】:1995-05-15
【实施或试行日期】:1995-05-15
【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】:断裂伸长;纸板;弹性模量;纸;延伸;试验条件;校正;纸制品;再现性;抗拉试验;机械试验;尺寸;试样制备;抗拉强度;报告;试验设备
【英文主题词】:Board(paper);Definition;Definitions;Determination;Elongation;Elongationatfracture;Loading;Materialstesting;Paper;Properties;Strengthproperties;Tensilestrength;Tensiletesting;Tensiletests;Testing;Tests;Velocity
【摘要】:ThispartofISO1924specifiesamethodofmeasur-ingthetensilestrength,stretchatbreakandtensileenergyabsorptionofpaperandboardusingatestin-strumentoperatingataconstantrateofelongation.Italsospecifiesmethodsforcalculatingthetensileindex,thetensileenergyabsorptionindexandthemodulusofelasticity.TestinginconformancewiththispartofISO1924al-waysincludesthemeasurementoftensilestrength.Measurementorcalculationofotherpropertiesissubjecttoagreementbetweenthepartiesconcerned.ThispartofISO1924appliestoallpapersandboards,includingpaperswithahighstretchatbreakiftheresultsarewithinthecapacityofthetestinstrument.Italsoappliestothecomponentsofcorrugatedboardbutnot,however,tocorrugatedboarditself.
【中国标准分类号】:Y30
【国际标准分类号】:85_060
【页数】:16P;A4
【正文语种】:英语
【英文标准名称】:Tractors,machineryforagricultureandforestry,poweredlawnandgardenequipment-Symbolsforoperatorcontrolsandotherdisplays-Part2:Symbolsforagriculturaltractorsandmachinery;Amendment2:Additionalsymbols
【原文标准名称】:拖拉机、农林机械、动力草坪和园艺设备操作者控制符号和其他显示符号第2部分:农业拖拉机和机械的符号修改2:附加符号
【标准号】:ISO3767-2AMD2-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC23
【标准类型】:()
【标准水平】:()
【中文主题词】:农业;农用拖拉机;符号;控制装置;牵引车;人类工效学;名称与符号;工作地点;林业;农用设备;操纵装置
【英文主题词】:Agriculturalequipment;Agriculturaltractors;Agriculture;Controldevices;Designations;Ergonomics;Forestry;Manipulatingdevices;Symbols;Tractors;Workingplaces
【摘要】:ThisisAmendment2toISO3767-2-1991(Tractors,machineryforagricultureandforestry,poweredlawnandgardenequipment—Symbolsforoperatorcontrolsandotherdisplays—Part2:SymbolsforagriculturaltractorsandmachineryAMENDMENT2:Additionalsymbols)
【中国标准分类号】:B90;T60
【国际标准分类号】:01_080_30;65_060_01
【页数】:9P;A4
【正文语种】:英语