ANSI/ASTM E2405-2005 使用垂直定向样品的中型试验测定材料耐火和耐热参数的试验方法

作者:标准资料网 时间:2024-05-20 18:25:12  浏览:8589   来源:标准资料网

【英文标准名称】:TestMethodforDeterminationofFireandThermalParametersofMaterialsUsinganIntermediateScaleTestwithVerticallyOrientedSpecimen
【原文标准名称】:使用垂直定向样品的中型试验测定材料耐火和耐热参数的试验方法
【标准号】:ANSI/ASTME2405-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005-01-01
【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】:测定;样品;垂直;参数;火;热的;试验;媒介试验;型式
【英文主题词】:Determination;Fire;Intermediatetest;Parameters;Scale;Specimens;Testing;Tests;Thermal;Vertical
【摘要】:Thisfire-test-responsestandarddeterminesfirepropertiesrelatedtopilotedignitionofaverticallyorientedspecimenexposedtoanexternalgraduatedradiantheatfluxasshownin.Thistestmethodprovidesdatasuitableforcomparingtheperformanceofmaterials,whichareusedastheexposedsurfacesofwallsorotherverticallyorientatedproductsinconstructionapplications.Note1ThistestmethodhasbeenpreparedtocloselyfollowthetestprocedureofISO5658-4,howeverwithadditionalprovisionsforheatreleaseandsmokedevelopmentmeasurementsthatareoptional.Thefirecharacteristicsdeterminedbythistestmethodincludetime-to-ignition,verticalflamespreadrateandlateralflamespreadrate.Optionalmeasurementsincludeheatreleaseratesandvisiblesmokedevelopmentrates.Theoptionalheatreleaserateisdeterminedbytheprincipleofoxygenconsumptioncalorimetry,viameasurementoftheoxygenconsumptionasdeterminedbytheoxygenconcentrationandflowrateintheexhaustproductstream(exhaustduct).ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.Firetestingofproductsandmaterialsisinherentlyhazardous,andadequatesafeguardsforpersonnelandpropertyshallbeemployedinconductingthesetests.Thistestmethodmayinvolvehazardousmaterials,operations,andequipment.SpecificinformationabouthazardisgiveninSection.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q40
【国际标准分类号】:13_220_40
【页数】:
【正文语种】:英语