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ASTM B837-2010 天然气和液化石油气(LP)燃料配送系统用无缝铜管的标准规格

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【英文标准名称】:StandardSpecificationforSeamlessCopperTubeforNaturalGasandLiquefiedPetroleum(LP)GasFuelDistributionSystems
【原文标准名称】:天然气和液化石油气(LP)燃料配送系统用无缝铜管的标准规格
【标准号】:ASTMB837-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:B05.04
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:brazedjoints;C12200;flaredfittings;fueldistributionsystems;liquifiedpetroleum(LP)gas;naturalgas;seamlesscoppertube;UNSC12200--tube;Brazedjoints;Flaredfittings;Fueldistributionsystems;Gaspressuresystems/applications--specif
【摘要】:ForpurposeofdeterminingcompliancewiththespecifiedlimitsforrequirementsofthepropertieslistedinTable5,anobservedvalueorcalculatedvalueshallberoundedasindicatedinaccordancewiththeroundingmethodofPracticeE29.1.1ThisspecificationestablishestherequirementsforTypeGASseamlessCopperUNSNo.C12200tubeforuseinabovegroundnaturalgasandliquifiedpetroleum(LP)gasfueldistributionsystems,commonlyassembledwithflaredfittingsorbrazedjoints.1.2O60(softannealed)tempergastubeisproducedintherangeofstandardsizes3/8x2013;to11/8x2013;in.outsidediameter;H58(drawngeneralpurpose)tempergastubeisproducedintherangeofstandardsizes3/8x2013;to11/8x2013;in.outsidediameter.Note18212;Tubetemper,sizeandjoiningmethodaredeterminedbyinstallationcoderequirements.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:H62
【国际标准分类号】:75_200
【页数】:6P.;A4
【正文语种】:


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【英文标准名称】:StandardTestMethodforConductingTime-to-Failure(Creep-Rupture)TestsofJointsFabricatedfromNonbituminousOrganicRoofMembraneMaterial
【原文标准名称】:非沥青质有机屋面薄膜材料接缝的蠕变断裂时间标准试验方法
【标准号】:ASTMD5405-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D08.18
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:紧固件;屋顶层;试验
【英文主题词】:creep;creep-rupture;joints;lap-shear;membranes;roofing;seams;testmethod;T-peel
【摘要】:Animportantfactoraffectingtheperformanceofjointsofnonbituminousmembranesistheirabilitytoremainbondedoverthemembranersquo;expectedservicelife.Time-to-failuretestsprovideameansofcharacterizingthebehaviorofjointsunderconstantloadovertime.Creepisasensitiveindexofrheologicalpropertiesthatdependonmaterial,load,temperature,andtime.Time-to-failuredatathatareobtainedoverarelativelyshorttimeperiodcanevaluateonefactoraffectingajointrsquo;abilitytowithstandstaticloadingoverarelativelylongtimeperiod.Time-to-failuredataforjointsofnonbituminousorganicroofmembranespecimenscanbeusedforthefollowing:(1)toprovideameasureoftheload-carryingabilityofthejointasafunctionoftimeatvariouslevelsofload,temperature,andrelativehumidity;(2)tocharacterizethejointwithregardtofactorsaffectingperformance,suchassurfacepreparationoftheadherend,solvent-basedadhesivethicknessandopentime,environmentduringadhesiveapplicationandcure,andtemperatureofthermalweldingprocesses;and(3)tocomparetheeffectsofdifferentbondingprocessesoradhesivebondingmaterialsonjointperformance.Whileitisconsideredthattheresultsobtainedbythislaboratorytestmayaffordameasureoftheperformanceofseamsinservice,providedthatload,temperature,andhumidityconditionsareknown,nodirectcorrelationhasbeenestablished.1.1Thistestmethodcoverslaboratorydeterminationofthetime-to-failure(creep-rupture)ofjointsfabricatedfromnonbituminousorganicroofmembranematerial.ThetestmethodcoversbothT-peelandlap-shearjointssubjectedtoconstanttensileloadundercontrolledenvironmentalconditions.Thejoints,madefromeitherunreinforcedorfabric-reinforcedmembranematerial,arepreparedinthelaboratoryorsampledfromroofsinservice.1.2Sheetmaterialsfromwhichthejointsarefabricatedincludevulcanizedrubbers,nonvulcanizedpolymericsheets,andthermoplastics.Thebondingmethodsforjointformationincludetheuseofliquid-basedadhesives,preformedtapes,andthermalandsolventweldprocesses.1.3ThevaluesstatedinS.I.unitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:91_100_50
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:TestMethodsforPrecoatCapacityofPowderedIon-ExchangeResins
【原文标准名称】:粉状离子交换树脂的预涂覆能力的试验方法
【标准号】:ASTMD4266-1983
【标准状态】:作废
【国别】:美国
【发布日期】:1983
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:粉末;测量;树脂;工艺;预涂层;水
【英文主题词】:precoating;water;measurement;powder;processes;resins
【摘要】:
【中国标准分类号】:G08
【国际标准分类号】:71_100_40
【页数】:4P;A4
【正文语种】:英语