BS 5852 测试报告(认证证书)详解(中英文对照)第一部分:用香烟点火源对软座进行易燃性评价的试验方法 BS5852PartI:19791.APPLICATIONANDLIMITATION应用和局限Thepurposeofthistestguideistoprovideguidelineforassessingtheignitabilityofmaterialcombinationse.g.coversandfillingusedinupholsteredseatingwhensubjectedtoeitherasmoulderingcigaretteoralightedmatchasmightbeappliedaccidentallyintheuseofupholsteredseats.Itdoesnotcoverignitioncausedbydeliberateactsofvandalism.本测试指南是为判断物料的可燃性提供指导,例如对衬垫家具用的面料和填充物进行香烟焖烧或明火燃烧测试,就如在使用过程中可能会受到香烟的焖烧或明火的燃烧,但是不包括故意的和人为原因造成的燃烧情况。2.PRINCIPLE原理Theprincipleistosubjectanassemblyofupholsterymaterialsarrangedtorepresent,instylizedform,thejoinbetweenback(orseatandarm)surfacesofachairtotwosourcesofignition;onebeingasmoulderingcigarette,andtheotheraflamingsourceapproximatingtothecalorificoutputofaburningmatch.测试原理是用固定的方法将衬垫家具物料安装成椅子,然后在椅子的背部和底座的交接处放两种火源,观察其阻燃性能,一种是香烟,另一种是明火,类似于火柴产生的热量。3.EQUIPMENTANDCHEMICALREAGENT设备和化学药品3.1Testrig测试架3.2Testenclosure测试台3.3Stop-watch秒表3.4Smoulderingcigarette闷烧用的香烟3.5Butaneflameignitionsource(approximately35mmflameheight):gasflowrateis45±2ml/minat25oC.丁烷明火燃烧火源(火焰高度大约 35毫米):25 oC 气体流量 45±2 毫升/分钟。4.SAMPLEPREPARATIOPREPARATIONN准备样板4.1 Conditioning and Testing 平衡和测试Thematerialstobetestedand thecigaretteshouldbeconditionedimmediatelybeforethetestfor72hrinindoorambientconditionsand thenforatleast16hrat20±5°C and 50±20%RH.测试前,物料和香烟应在室内平衡72小时,然后在温度为20±5°C 和湿度为50±20%条件下平衡至少16 小时。Fortesting,a substantiallydraught-freeenvironmenthavinga temperatureof15-30°C and a relativehumidityof45±25%shallbeused.测试环境温度为15-30°C,湿度为45±25%,空气能够充分流通4.2General综述Thetestpiecematerialsshallberepresentativeofthecover,fillingandothercomponent...