基本信息
| 标准名称： | 海洋机帆渔船绞钢机类型系列参数和技术要求 |
| 替代情况： | 由SC 8-1978改号;被SC/T 6004-2002代替 |
| 发布日期： | |
| 实施日期： | 2001-10-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
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前言
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引用标准
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所属分类： 农业 林业 农 林机械与设备 渔业机械与设备
【英文标准名称】:StandardTestMethodforDeterminationofFireandThermalParametersofMaterialsUsinganIntermediateScaleTestwithVerticallyOrientedSpecimen
【原文标准名称】:使用垂直定向样本的中型试验测定材料的耐火和耐热参数的标准试验方法
【标准号】:ASTME2405-2005
【标准状态】:作废
【国别】:
【发布日期】:2005
【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】:E05.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:火灾;试验;热的;样品;媒介试验;垂直;参数;测定;比例
【英文主题词】:
【摘要】:Thistestmethodisusedprimarilytodeterminetime-to-ignition,verticalflamespreadrate,andlateralflamespreadrateofmaterials,productsandassembliesinaverticalorientationwhenexposedtoagraduatedradiantheatflux.Optionally,thistestmethodissuitabletomeasuretheheatreleaserateandsmokedevelopmentrateofmaterials,productsandassembliesinaverticalorientationwhenexposedtoagraduatedradiantheatflux.Thistestmethodissuitabletotestmaterialsthathaveaplanarornearlyplanarexposedsurface.Thistestmethodisnotintendedtotestmaterialswithsurfacecracks,fissuresorholesexceeding8mminwidthor10mmindepth.Also,thetotalareaofsuchcracks,fissuresorholesatthesurfaceshallnotexceed30%oftheexposedsurfaceareaofthespecimen.1.1Thisfire-test-responsestandarddeterminesfirepropertiesrelatedtopilotedignitionofaverticallyorientedspecimenexposedtoanexternalgraduatedradiantheatfluxasshownin.Thistestmethodprovidesdatasuitableforcomparingtheperformanceofmaterials,whichareusedastheexposedsurfacesofwallsorotherverticallyorientatedproductsinconstructionapplications.Note1ThistestmethodhasbeenpreparedtocloselyfollowthetestprocedureofISO5658-4,howeverwithadditionalprovisionsforheatreleaseandsmokedevelopmentmeasurementsthatareoptional.1.2Thefirecharacteristicsdeterminedbythistestmethodincludetime-to-ignition,verticalflamespreadrateandlateralflamespreadrate.Optionalmeasurementsincludeheatreleaseratesandvisiblesmokedevelopmentrates.1.3Theoptionalheatreleaserateisdeterminedbytheprincipleofoxygenconsumptioncalorimetry,viameasurementoftheoxygenconsumptionasdeterminedbytheoxygenconcentrationandflowrateintheexhaustproductstream(exhaustduct).1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.6Firetestingofproductsandmaterialsisinherentlyhazardous,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】:29P.;A4
【正文语种】: