【英文标准名称】:StandardPracticeforSpecimenPreparationandMountingofPipeandDuctInsulationMaterialstoAssessSurfaceBurningCharacteristics
【原文标准名称】:表面燃烧特性评估用管和管绝缘材料的样品制备和安装的标准实施规程
【标准号】:ASTME2231-2009
【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】:E05.22
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:Ducts/ductliners--specifications;Flamespread;Pipethermalinsulation;Smokeanalysis;Specimenpreparation(general);Surfaceburningcharacteristics
【摘要】:PipeandductinsulationsystemsareoftenevaluatedwithTestMethodE84tocomplywithbuildingormechanicalcoderequirements.Thispracticedescribes,indetail,specimenpreparationandmountingproceduresforsingle-componentpipeorductinsulationsystemsandformulti-componentpipeorductinsulationsystems.Thematerial,system,composite,orassemblytestedshallberepresentativeofthecompletedinsulationsystemusedinactualfieldinstallations,intermsofthecomponents,includingtheirrespectivethicknesses.Pipeandductinsulationsystemsconsistofavarietyofmaterialsandconstructions.Sometestinglaboratorieshavedevelopedanumberofprotocolsfortestingpipeorductinsulationsystemswhichutilizeonegenerictypeofmaterials,allofthemwithaninsulationcoreandajacket.Thoseprotocolsaretheoriginofthispractice,whichmakesthemgeneric,toreducematerialbiasinthestandard;theyhaveresultedintheprocedurespresentedin6.1.Theprocedurespresentedin6.2-6.5addressothertypesofpipeorductinsulationsystems.Thispracticeaddressesspecimenpreparationandmountingofsystemsofthetypesdescribedin5.5.1-5.5.3andtestingofsupplementarymaterialsasdescribedin5.6.Multi-componentsystemscontaininganinsulationcoreandajacket,withorwithoutadhesivebetweeninsulationcoreandjacket,notintendedtobebondedtoapipeorductsubstrate.Specimenpreparationandmountingforsuchsystemsisdescribedin6.1iftheyareself-supportingandin6.2iftheyarenotself-supporting.Singlecomponentsystems,notintendedtobebondedtoapipeorductsubstrate.Specimenpreparationandmountingforsuchsystemsisdescribedin6.3iftheyareself-supportingandin6.4iftheyarenotself-supporting.Systemsintendedtobebondedtoapipeorductsubstrate.Specimenpreparationandmountingforsuchsystemsisdescribedin6.5.Reflectiveinsulationmaterials(see3.2.10and3.2.11)shallbetestedusingtheproceduresforspecimenpreparationandmountingdescribedinPracticeE2599.Specimenpreparationandmountingproceduresforsystemsnotdescribedinthispracticeshallbeaddedastheinformationbecomesavailable.SupplementaryMaterials:Itisrecognizedthatsupplementarymaterialsforpipeorductinsulationsystemsarenormallyabletogenerateheat,flameorsmoke.Thus,thefiresafetyoftheentiresystemdepends,atleasttosomeextent,onthefireperformanceofsupplementarymaterials.Consequently,thefire-test-responsecharacteristicsofallsupplementarymaterialsshallbeassessedtoobtainafullassessmentofthefire-test-responseofthepipeorductinsulationsystem.SeeAppendixX1.Supplementarymaterialsareoftenpresentintermittentlyspaced,andnotforanextendedlength,inapipeorductinsulationsystem.Thus,itisnotalwayspossibletosuitablytesttheminconjunctionwithapipeorductinsulationsystem.TestingofSupplementaryMaterials8212;Supplementarymaterialsthathavenotbeenfullytestedinconjunctionwiththepipeorductinsulationsystem,inaccordancewithSection6,shallbetestedforflamespreadandsmokedevelopmentassingle-componentsystems,inaccordancewithTestMethodE84.ThelimitationsforthisprocedurearethoseassociatedwithTestMethodE84.1.1Thispracticedescribesproceduresforsp......
【中国标准分类号】:P16
【国际标准分类号】:13_220_50
【页数】:8P.;A4
【正文语种】:英语