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【英文标准名称】:StandardPracticeforInnerandOuterDiametersofThermalInsulationforNominalSizesofPipeandTubing
【原文标准名称】:公称尺寸管道和管件用绝热层的内径和外径标准实施规程
【标准号】:ASTMC585-2010
【标准状态】:现行
【国别】:美国
【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】:C16.20
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:pipethermalinsulationdiameter;pipethermalinsulationdimension;thermalinsulatingmaterials-pipe;thermalinsulatingmaterials-tubing;thermalinsulation;tubingthermalinsulationdiameter;tubingthermalinsulationdimension;Diameter;Insulatedf
【摘要】:Thepurposeofthispracticeistoensuresatisfactoryfitonstandardsizes,toaccommodateradialexpansionofpipesandtubeswhichareheatedafterbeinginsulated,andtominimizethenumberofinsulationsizesandthicknessestobemanufacturedandstocked.Whileitispossibletomanufacturerinsulationtotheserecommendeddimensions,exercisecareinattemptingtonestlayersofdifferentmaterials,orlayerssuppliedbydifferentmanufacturers.Individualmanufacturingprocesseswilloperateatslightlydifferenttolerances.Whiletheproductwillfitthepipe,itispossiblethatitwillnotreadilynestastheouterlayerbetweenthedifferentmaterials,orwithadifferentmanufacturer,andpossiblythesamemanufacturer.Exercisecaretodeterminethesedifferencesbeforespecifyingororderingnestingsizes.Thewiderangeofouterdiameterdimensionaltoleranceswillpreventmanypipeandtubeinsulationsfromnestingforstaggeredjointsordoublelayeredapplications,orbothunlessspecifiedwhenorderedfromthemanufacturer,distributor,orfabricator.4.4Dimensionsinaccordancewiththispracticedonotnecessarilypermitapplicationofonethicknessofpipeinsulationoveranother(NestingorSimplifiedDimensionalSystem)toobtaintotalthicknessesgreaterthanthosemanufacturedassinglelayer,orformultilayerapplicationwhendesired.1.1Thispracticeisintendedasadimensionalstandardforpreformedthermalinsulationforpipesandtubing.1.2Thispracticecoversinsulationsuppliedincylindricalsectionsandlistsrecommendedsinglelayerinnerandouterdiametersofinsulationhavingnominalwallthicknessesfromx00BD;to5in.(13to127mm)tofitoverstandardsizesofpipeandtubing.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.ThevaluesstatedinSIunitsareprovidedforinformationonly.1.4Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q25
【国际标准分类号】:27_220
【页数】:11P.;A4
【正文语种】:英语