【英文标准名称】:Unalloyedsteel-Determinationoflowcarboncontent-Part2:Infraredabsorptionmethodaftercombustioninaninductionfurnace(withpreheating)(ISO15349-2:1999);GermanversionENISO15349-2:2003
【原文标准名称】:非合金钢.低碳含量的测定.第2部分:感应炉燃烧后红外线吸收法
【标准号】:ENISO15349-2-2003
【标准状态】:现行
【国别】:
【发布日期】:2003-09
【实施或试行日期】:
【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】:感应炉;钢;化学成分;低碳;碳含量;燃烧;非合金钢;红外吸收;含量测定;化学分析和试验
【英文主题词】:Carboncontent;Chemicalanalysisandtesting;Chemicalcomposition;Combustion;Determinationofcontent;Inductionfurnaces;Infraredabsorption;Lowcarbon;Steels;Unalloyedsteels
【摘要】:
【中国标准分类号】:H11
【国际标准分类号】:77_040_30
【页数】:19P.;A4
【正文语种】:英语


【英文标准名称】:Plasticspipesandfittings-Buttfusionjointingproceduresforpolyethylene(PE)pipesandfittingsusedintheconstructionofgasandwaterdistributionsystems
【原文标准名称】:塑料管道和配件.配气和配水系统的建造用聚乙烯(PE)管道和配件用对焊熔接程序
【标准号】:ISO21307-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-05-15
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC138
【标准类型】:()
【标准水平】:()
【中文主题词】:对接接头;对接焊;定义(术语);配件;熔焊;燃气管路;气体分配;气体供应管线;连接工艺;无损检验;聚乙烯(PE);管连接件;管道;管线;塑料管;塑料;聚乙烯;质量;质量控制;试验;配水;输水管道;给水;焊接;焊接工程;焊接工艺
【英文主题词】:Buttjoints;Buttwelding;Definitions;Fittings;Fusionwelding;Gascircuits;Gasdistribution;Gassupplyline;Joiningprocesses;Non-destructivetesting;PE;Pipecouplings;Pipelines;Pipes;Plasticpipes;Plastics;Polyethylene;Quality;Qualitycontrol;Testing;Waterdistribution;Waterpipelines;Watersupply;Welding;Weldingengineering;Weldingprocesses
【摘要】:ThisInternationalStandardestablishesgeneralprinciplesregardingtheprocedureusedintheconstructionandqualityassessmentofbuttfusionjointsincorporatingfittings(ISO8085-2)andpipesusedintheconstructionofgas(ISO4437)andwater(ISO4427)distributionsystemsmadewithequipmentthatcomplieswithISO12176-1andinstalledinaccordancewithISO/TS10839,relevantcodesofpractice,nationalregulationsorindustryguidance.Specifically,thisInternationalStandardspecifiesanumberofprovenbuttfusionjointingproceduresforpipesandfittingswithawallthicknessuptoandincluding70mm.ThisInternationalStandardtakesintoconsiderationthematerialsandcomponentsused,thefusionjointingprocedureandequipmentandthequalityassessmentofthecompletedjoint.Itcanbeappliedinconjunctionwithappropriatenationalregulationsandstandards.NOTEItisimportantthatpipeorfittingmanufacturersandequipmentmanufacturersbeconsultedwhenundertakingbuttfusionjointingofpipeswithawallthicknessgreaterthan70mm.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_20;23_040_45;75_200;93_025
【页数】:20P.;A4
【正文语种】:英语