【英文标准名称】:StandardSpecificationforMultilayerPipeType2,CompressionFittings,andCompressionJointsforHydronicHeatingSystems
【原文标准名称】:热水供暖系统用2型多层管压缩配件和管联结件的标准规范
【标准号】:ASTMF1987-2001(2006)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:F17.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:压合接头;液压系统;加热装置;管连接件;管
【英文主题词】:butt-weldedaluminumpipe;compressionfittings;crosslinkable;hydronicheatingsystem;multilayerpipe;pipe;pressure;snap-ring;solderadapter;threadedadapter
【摘要】:1.1Thisspecificationcoversrequirementsformultilayerpipetype2andcompressionfittingsforhydronicheatingsystems,withamaximumpressure/temperaturerangeof1000kPa(145psi),at82176;C(180176;F).Note1MultilayerPipeType2-Construction-basedpressureratedpipecomprisingmorethanonelayerinwhichatleast60%ofthewallthicknessispolymericmaterial.1.2Multilayerpipetype2isproducedusingabutt-weldedaluminumpipeasacore,withanextrudedinsidelayerofcrosslinkedpolyethylene(PEX).Anadhesivelayerisusedtobondtheinsidelayertothewallofthealuminumpipe.Anouterlayerofpolyethylene(PE)andanadhesivelayerareextrudedtotheouterwallofthealuminumpipe.1.3Multilayerpipetype2isproducedinConfigurations1and2,asshowninFig1.1.4Thisspecificationincludescompressionfittings,whicharereferencedinFig.2.1.5SpecificationsforthreadedorsolderadaptersforusewithpipeandfittingsmeetingtherequirementsofthisspecificationaregiveninAnnexA1andAnnexA2.Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportionofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.6ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththisspecification.Note2Multilayerpipetype2,configurations1and2,forhydronicheatingsystemsarenotcompatiblefordrinkingwateruse.
【中国标准分类号】:Q83
【国际标准分类号】:23_040_45;23_040_60
【页数】:12P.;A4
【正文语种】: