【英文标准名称】:DuctileironfittingsforPVC-UorPEpipingsystems.Requirementsandtestmethods
【原文标准名称】:硬聚氯乙烯(PVC-U)或聚乙烯(PE)管道系统用球墨铸铁配件.试验方法和要求
【标准号】:BSEN12842-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-06-15
【实施或试行日期】:2000-06-15
【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】:铸件;防腐蚀;定义;设计;名称与符号;配件;功能特性;作标记;材料;聚乙烯(PE);管道;管系统;塑料管;塑料;聚乙烯;特性;未增塑聚氯乙烯(PVC-U);质量保证;规范(验收);球墨铸铁;试验
【英文主题词】:Castings;Corrosionprotection;Definitions;Design;Designations;Fittings;Functionalproperties;Marking;Materials;PE;Pipelines;Pipingsystem;Plasticpipes;Plastics;Polyethylene;Properties;PVC-U;Qualityassurance;Specification(approval);Spheroidal-graphitecast-iron;Testing
【摘要】:ThisEuropeanStandardspecifiestherequirementsandassociatedtestmethodsapplicabletoductileironfittingsandtheirjointstobeusedwithpoly(vinylchloride)(PVC-U)pipesorpolyethylene(PE)pipes,inconformitywithEN1452-1to7andprEN12201-1to7respectively,fortheconstructionofpipelines:—toconveywater(e.g.potablewater);—withorwithoutpressure;—tobeinstalledbeloworaboveground,insideoroutsidebuildings.Thisstandardisnotintendedtocoversewerageapplications,whereadditionalrequirementsmaybenecessary.Thisstandardspecifiesrequirementsformaterials,dimensionsandtolerances,mechanicalpropertiesandstandardcoatingsofductileironfittings.Italsogivesperformancerequirementsforallcomponents,includingrestrainedandnon-restrainedflexiblejoints.Thisstandardcoversfittingscastbyanytypeoffoundryprocessormanufacturedbyfabricationofcastcomponents,aswellascorrespondingjoints,inasizerangeextendingfromDN40toDN700,tobeusedwithpipesofexternaldiameterfrom40mmto710mm.Thisstandardappliestofittingswhichare:—manufacturedwithsocketedends(forpush-inormechanicaljoints),flangedendsand/orspigotendsforjointingbymeansofvarioustypesofgasketswhicharenotwithinthescopeofthisstandard;—normallydeliveredexternallyandinternallycoated;—suitableforPEandPVC-Upipeswithfluidtemperaturesbetween0℃and25℃,excludingfrost,andforpressuresupto16bar(PFA).Forhighertemperatures(upto45℃forPVC-Uor40℃forPE),thePFAisderatedasgiveninEN1452andprEN12201.ThisstandarddoesnotcoverductileironfittingsintendedtobeusedwithdifferentpipematerialsotherthanPVC-UandPE.NOTE1TemperaturelimitationsandpressurelimitationsarethosecomingfromthePVC-UorPEpipes.NOTE2Inthisstandard,allpressuresarerelativegaugepressures,expressedinbars(100kPa=1bar).
【中国标准分类号】:J15
【国际标准分类号】:23_040_40
【页数】:42P.;A4
【正文语种】:英语


【英文标准名称】:Spring-typestraightpins.Coiled,heavyduty.
【原文标准名称】:弹簧型圆柱销.重型盘绕式
【标准号】:NFE25-768-1997
【标准状态】:作废
【国别】:法国
【发布日期】:1997-12-01
【实施或试行日期】:1997-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acceptancespecification;Deliveryconditions;Design;Designations;Dimensions;Elastic;Fasteners;Heavy;Mechanic;Pins(nails);Specification(approval);Specifications;Spiralshape;Spring-typestraightpins
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:21_060_50
【页数】:11P;A4
【正文语种】:其他