ASTM F2620-2009e1 聚乙烯管及配件热熔连接的标准实施规范

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【英文标准名称】:StandardPracticeforHeatFusionJoiningofPolyethylenePipeandFittings
【原文标准名称】:聚乙烯管及配件热熔连接的标准实施规范
【标准号】:ASTMF2620-2009e1
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F17.20
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:buttfusion;fitting;heatfusion;joining;pipe;polyethylene;polyolefin;saddlefusion;socketfusion;Fusion;Fusionjoints;Heat-joiningprocedures;Pipefittings;Polyethylene(PE)pipe
【摘要】:TheproceduresdescribedinSections7-9areprimarilyintendedfor(butnotlimitedto)fieldjoiningofpolyethylene(PE)pipeandfittings,usingsuitableequipmentandappropriateenvironmentalcontrolprocedures.Whenproperlyimplemented,strongpressure/leak-tightjointsareproduced.Whenthesejointsaredestructivelytested,thefailureoccursoutsidethenbsp;nbsp;nbsp;fusionnbsp;nbsp;nbsp;joinednbsp;nbsp;nbsp;area.Meltcharacteristics,averagemolecularweightandmolecularweightdistributionareinfluentialfactorsinestablishingsuitablefusionparameters;therefore,considerthemanufacturer''sinstructionsintheuseordevelopmentofaspecificfusionprocedure.SeeAnnexA1.Thesocketfusion,buttfusion,andsaddlefusionproceduresinthispracticearesuitableforjoiningPEgaspipeandfittings,PEwaterpipeandfittings,andPEgeneralpurposepipesandfittingsmadetoPEproductspecificationsfromorganizationssuchasASTM,AWWA,API,andISOthatareusedinpressure,lowpressureandnon-pressureapplications.Forgasapplications,qualificationoftheprocedurebytestingjointsmadeusingtheprocedureinaccordancewithregulationsfromtheauthorityhavingjurisdictionarerequired.1.1Thispracticedescribesproceduresformakingjointswithpolyethylene(PE)pipeandfittingsbymeansofheatfusionjoiningin,butnotlimitedto,afieldenvironment.Othersuitableheatfusionjoiningproceduresareavailablefromvarioussourcesincludingpipeandfittingmanufacturers.Thisstandarddoesnotpurporttoaddressallpossibleheatfusionjoiningprocedures,ortoprecludetheuseofqualifiedproceduresdevelopedbyotherpartiesthathavebeenprovedtoproducereliableheatfusionjoints.1.2Theparametersandproceduresareapplicableonlytojoiningpolyethylenepipeandfittingsofrelatedpolymerchemistry.TheyareintendedforPEfuelgaspipeperSpecificationD2513andPEpotablewater,sewerandindustrialpipemanufacturedperSpecificationF714,SpecificationD3035,andAWWAC901andC906.Consultwiththepipemanufacturerstomakesuretheyapprovethisprocedureforthepipetobejoined(seeAppendixX1).Note18212;InformationaboutpolyethylenepipeandfittingsthathaverelatedpolymerchemistryispresentedinPlasticsPipeInstitute(PPI)TR-33andTR-41.1.3PartsthatarewithinthedimensionaltolerancesgiveninpresentASTMspecificationsarerequiredtoproducesoundjointsbetweenpolyethylenepipeandfittingswhenusingthejoiningtechniquesdescribedinthispractice.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thetextofthispracticereferencesnotes,footnotes,andappendixeswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthepractice.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_45
【页数】:20P.;A4
【正文语种】:英语