【英文标准名称】:StandardTestMethodforHorizontalBurningCharacteristicsofCellularPolymericMaterials
【原文标准名称】:泡沫聚合材料水平燃烧特性的标准试验方法
【标准号】:ASTMD4986-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:燃烧试验;塑料;泡沫橡胶;试验
【英文主题词】:burningcharacteristics;burningrate;cellularmaterials;horizontal
【摘要】:Thistestmethodprovidesameansofmeasuringthetimeandextentofburningforcellularpolymericmaterials.Italsoprovidesameansofmeasuringburningratesformaterialsthatcontinuetoburnpastthespecifiedgagemarks.Thistestmethodprovidesameansofcomparingtheburningcharacteristicsofmaterialsoflikethicknessdensity,cellsize,andskinirregularities,includingtheeffectoffallingparticlesofcellularpolymericmaterials.Itmaybeusedforqualitycontrol,specificationacceptance,andforresearchanddevelopment.Suchmaterialsmaybefilledorreinforced,rigidorflexible,cutorformed.Inthistestmethod,thespecimensaresubjectedtooneormorespecificsetsoflaboratoryfiretestexposureconditions.Ifdifferenttestconditionsaresubstitutedoriftheanticipatedend-useconditionsarechanged,itmaynotbepossiblefromthistestmethodtopredictchangesintheperformancecharacteristicsmeasured.Therefore,theresultsarestrictlyvalidonlyforthefiretestexposureconditionsdescribedinthisprocedure.Thistestmethodisnotintendedtobeacriterionforfirehazard.Thefirehazardcreatedbymaterialsdependsupontheformandenduseofthematerial.Assessmentoffirehazardincludes,butisnotlimitedto,manyfactorssuchasflamespread,burningrate,easeofignition,fuelcontribution,heatevolution,productsofcombustion,andothers.1.1Thisfire-test-responsetestmethoddescribesasmall-scalehorizontallyorientedburningtestprocedureforcomparingtherelativerateofburningandtheextentandtimeofburningofcellularpolymericmaterialshavingadensitylessthan250kg/m3.1.2TheclassificationsystemdescribedintheAppendixX1isintendedforqualityassuranceandthepreselectionofcomponentmaterialsforproducts.1.3Thisstandardmeasuresanddescribestheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecifichazardstatement,seeNote3.Note18212;ThistestmethodandISO9772aretechnicallyequivalent.
【中国标准分类号】:G31
【国际标准分类号】:13_220_40;83_100
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:SpecificationforLiquidLevelIndicatingEquipment,Electrical
【原文标准名称】:液位指示电气设备规范
【标准号】:ANSI/ASTMF2044-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:indicators;waterlevels;specification;navalengineering;electricalmeasuringinstruments
【摘要】:
【中国标准分类号】:K04
【国际标准分类号】:47_020_60
【页数】:
【正文语种】:英语