SAE AS4863 Plug, Pipe, External Thread
时间:2024-05-24 02:33:07 来源: 标准资料网 作者：标准资料网 阅读：8602
Product Code:SAE AS4863
Title:Plug, Pipe, External Thread
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope: No scope available.
Rationale: No scope available.
【英文标准名称】:StandardTestMethodforCriticalRadiantFluxofExposedAtticFloorInsulationUsinganElectricRadiantHeatEnergySource
【原文标准名称】:使用电辐射热能源测定暴露的屋顶层绝热材料辐射通量的标准试验方法
【标准号】:ASTMC1485-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:C16.31
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:顶楼;临界;电的;能量;能源;楼板绝缘;楼板;热流;热源;绝缘;辐射能量;辐射通量;辐射加热;试验方法;试验
【英文主题词】:electricradiantpanel;heatflux;radiantpanel
【摘要】:Thistestmethodisdesignedtoprovideabasisforestimatingoneaspectofthefireexposurebehaviorofexposedinsulationinstalledonthefloorofanopenattic.Thetestenvironmentisintendedtosimulateatticfloorexposuretoradiantheatconditions.Radiantheathasbeenobservedanddefinedinfull-scaleatticexperiments.1.1Thistestmethodcoversaprocedureformeasuringthecriticalradiantfluxofexposedatticfloorinsulationsubjectedtoaflamingignitionsourceinagradedradiantheatenergyenvironmentinsideatestchamber.Thetestspecimencanbeanyatticfloorinsulation.Thistestmethodisnotapplicabletothoseinsulationsthatmeltorshrinkawaywhenexposedtotheradiantheatenergyenvironmentortheignitionsource.1.2Thistestmethodmeasuresthecriticalradiantfluxatthefarthestpointtowhichtheflameadvances.Itprovidesameansforrelativeclassificationofafiretestresponsestandardforexposedatticfloorinsulation.Theimposedradiantfluxsimulationlevelsofthermalradiationarelikelytoimpingeonthesurfaceofexposedatticinsulationfromroofassembliesheatedbythesunandbyheatorflamesofanincidentalfirewhichmayinvolveanatticspace.Thistestmethodisintendedtosimulateanimportantelementoffireexposurethatmaydevelopinopenattics,butisnotintendedforuseindescribingflamespreadbehaviorofinsulationinstalledotherthanonanatticfloor.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdosenotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerial,products,orassembliesunderactualfireconditions.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q25
【国际标准分类号】:91_120_10
【页数】:6P.;A4
【正文语种】: