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【英文标准名称】:SpecificationforCured-in-placePipeLiningSystemforRehabilitationofMetallicGasPipes
【原文标准名称】:用于金属煤气管修复的现场处理管衬套系统规范
【标准号】:ANSI/ASTMF2207-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006-11-21
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:燃气管;金属的;管道内衬;管道系统;现场;修复
【英文主题词】:Gaspipes;Metallic;Pipelinings;Pipesystem;Places;Rehabilitation
【摘要】:Thisspecificationcoversrequirementsandmethodoftestingformaterials,dimensions,hydrostaticburststrength,chemicalresistance,adhesionstrengthandtensilestrengthpropertiesforcured-in-place(CIP)pipelinersinstalledintoexistingmetallicgaspipes,3/4to48in.nominalpipesize,forrenewalpurposes.Themaximumallowableoperatingpressure(MAOP)ofsuchrenewedgaspipeshallnotexceedapressureof300psig(2060kPa).Thecured-in-placepipelinerscoveredbythisspecificationareintendedforuseinpipelinestransportingnaturalgas,petroleumfuels(propane-airandpropane-butanevapormixtures),andmanufacturedandmixedgases,whereresistancetogaspermeation,groundmovement,internalcorrosion,leakingjoints,pinholes,andchemicalattackarerequired.Themediumpressure(upto100psig)cured-in-placepipeliners(SectionA)coveredbythisspecificationareintendedforuseinexistingstructurallysoundorpartiallydeterioratedmetallicgaspipeasdefinedin.Thehighpressure(over100psigupto300psig)cured-in-placepipeliners(SectionB)coveredbythisspecificationareintendedforuseonlyinexistingstructurallysoundsteelgaspipeasdefinedin.CIPlinersareinstalledwithlimitedexcavationusinganinversionmethod(airorwater)andareconsideredtobeatrenchlesspipelinerehabilitationtechnology.Theinvertedlinerisbondedtotheinsidewallofthehostpipeusingacompatibleadhesive(usuallyanadhesiveorpolyurethane)inordertopreventgasmigrationbetweenthehostpipewallandtheCIPlinerand,also,tokeepthelinerfromcollapsingunderitsownweight.Continuedgrowthofexternalcorrosion,ifundetectedandunmitigated,couldresultinlossofthehostpipestructuralintegritytosuchanextentthatthelinerbecomesthesolepressurebearingelementintherehabilitatedpipelinestructure.TheCIPlinerisnotintendedtobeastand-alonepipeandreliesonthestructuralstrengthofthehostpipe.Theoperatormustmaintainthestructuralintegrityofthehostpipesothatthelinerdoesnotbecomefreestanding.MPLCIPliners(SectionA)canbeinstalledinpartiallydeterioratedpipeasdefinedin.Evenforlowpressuregasdistributionsystems,whichtypicallyoperateatlessthan1psig,MPLCIPlinersarenotintendedforuseasastand-alonegascarrierpipebutrelyonthestructuralintegrityofthehostpipe.Therefore,thesafeuseofcured-in-placepipeliningtechnologyfortherehabilitationofexistingcastiron,steel,orothermetallicgaspipingsystems,operatingatpressuresupto100psig,iscontingentonatechnicalassessmentoftheprojectedoperatingconditionofthepipefortheexpected30to50yearlifeoftheCIPliner.Cured-in-placepipelinersareintendedtorepair/rehabilitatestructurallysoundpipelineshavingrelativelysmall,localizeddefectssuchaslocalizedcorrosion,weldsthatareweakerthanrequiredforservice,orloosejoints(castironpipe),whereleaksmightoccur.HPLCIPliners(SectionB)areintendedforuseonlyinexistingstructurallysoundsteelgaspipeasdefinedin.HPLCIPlinersarenotintendedforuseasastand-alonegascarrierpipebutrelyonthestructuralintegrityofthehostpipe.Therefore,thesafeuseofcured-in-placepipeliningtechnologyfortherehabilitationofexistingsteelgaspipingsystems,operatingatpressuresupto300psig,iscontingentonatechnicalassessmentoftheprojectedoperatingconditionofthepipefortheexpected30to50yearlifeoftheCIPliner.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.
【中国标准分类号】:P94
【国际标准分类号】:23_040_01;75_200
【页数】:
【正文语种】:英语


【英文标准名称】:Furniture-Assessmentofsurfaceresistancetowetheat
【原文标准名称】:家具.湿热表面抗性的评估
【标准号】:BSEN12721-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-03-31
【实施或试行日期】:2009-03-31
【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】:气候试验;湿热试验;定义;耐久性;定义(术语);评定;评估;精整;瓶口;家具;热学;热阻;潮气;抗湿;;塑料;温湿度预调节;保护层;防护覆层;耐力;应力;表面检验;表面绝缘电阻;表面处理;表面;试验设备;试验报告;试验温度;试验;测试;痕量元素分析;热效应;热阻;热稳定性;热试验;处理;表面处理
【英文主题词】:Climatictests;Damp-heattests;Definitions;Evaluations;Finishes;Furniture;Heat;Heatresistance;Moisture;Moistureresistance;Physicalresistance;Plastics;Preconditioning;Protectivecoat;Protectivecoatings;Resistance;Stress;Surfaceinspections;Surfaceinsulationresistance;Surfacetreatment;Surfaces;Testequipment;Testreports;Testtemperatures;Testing;Thermaleffect;Thermalresistance;Thermalstability;Thermaltesting;Treatment;Treatmentsofsurfaces
【摘要】:ThisEuropeanstandardspecifiesamethodfortheassessmentoftheresistancetowetheatofallrigidfurnituresurfacesregardlessofmaterials.Itdoesnotapplytoleatherandtextilesurfaces.Thetestisintendedtobecarriedoutonapartofthefinishedfurniture,butcanbecarriedoutontestpanelsofthesamematerial,finishedinanidenticalmannertothefinishedproduct,andofasizesufficienttomeettherequirementsofthetest.Thetestshouldbecarriedoutonunusedsurfaces.AnnexA(informative)describesadirectlightsource.
【中国标准分类号】:Y80
【国际标准分类号】:97_140
【页数】:16P.;A4
【正文语种】:英语