ISO 4437-2007 燃气用埋地聚乙烯(PE)管道.米制系列.规范

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【英文标准名称】:Buriedpolyethylene(PE)pipesforthesupplyofgaseousfuels-Metricseries-Specifications
【原文标准名称】:燃气用埋地聚乙烯(PE)管道.米制系列.规范
【标准号】:ISO4437-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-06
【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】:厘米克秒制;定义;尺寸;配件;燃气管路;燃气管;气体供应链;气体燃料;PE;聚乙烯管道;塑料管;聚乙烯;规范(验收);测试;地下
【英文主题词】:CGSsystem;Definitions;Dimensions;Fittings;Gascircuits;Gaspipes;Gassupplyline;Gaseousfuels;PE;PEpipes;Plasticpipes;Polyethylene;Specification(approval);Testing;Underground
【摘要】:ThisInternationalStandardspecifiesthegeneralpropertiesofthepolyethylene(PE)compoundsforthemanufactureofpipes,thephysicalandmechanicalpropertiesofthepipesmadefromthesecompounds,andtherequirementsforthemarkingofsuchpipes,intendedtobeusedforthesupplyofgaseousfuels.Itdealswiththreetypesofpipe:?PEpipes(outsidediameterdn)includinganyidentificationstripes;?PEpipeswithco-extrudedlayersoneitherorboththeoutsideand/orinsideofthepipe(totaloutsidediameterdn)asspecifiedinAnnexC,wherealllayershavethesameMRSrating;?PEpipes(outsidediameterdn)withapeelable,contiguousthermoplasticsadditionallayerontheoutsideofthepipe(“coatedpipe”)asspecifiedinAnnexD.ThisInternationalStandardalsogivesguidanceonacalculationanddesignschemeonwhichthemaximumoperatingpressure(MOP)ofthepipesisbased.Thepipesareintendedtobeburied.NOTEForabove-groundapplicationofpipesconformingtothisInternationalStandard,thepipesneedalwaystobeprotectedbyacasingpipe.
【中国标准分类号】:Q82
【国际标准分类号】:75_200;83_140_30
【页数】:22P.;A4
【正文语种】:英语