ISO8191-1與ISO8191-2標(biāo)準(zhǔn)對(duì)比分析：軟墊家具可燃性評(píng)估的雙重維度ISO8191系列標(biāo)準(zhǔn)由國際標(biāo)準(zhǔn)化組織（ISO）制定，旨在通過模擬生活中常見的點(diǎn)火源（如香煙和火柴），評(píng)估軟墊家具中材料組合（如椅套、填充物）的可燃性，以減少因紡織品易燃引發(fā)的火災(zāi)風(fēng)險(xiǎn)。該系列分為兩部分：ISO8191-1:1987：以陰燃香煙為點(diǎn)火源，模擬無意引燃場(chǎng)景ISO8191-2:1988：以模擬火柴火焰為點(diǎn)火源，評(píng)估明火引燃風(fēng)險(xiǎn)ISO8191-1與ISO8191-2相同之處：測(cè)試對(duì)象ISO8191-1和ISO8191-2測(cè)試標(biāo)準(zhǔn)僅測(cè)試軟墊家具中材料組合（椅套和填充物）的可燃性,而不測(cè)量成品家具的可燃性。測(cè)試原理ISO8191-1和ISO8191-2測(cè)試都須在具有校準(zhǔn)氣流的測(cè)試柜中進(jìn)行。將椅套和填充物放入測(cè)試裝置中,座椅和靠背之間擺放成90°的小沙發(fā)。點(diǎn)火源作用于座椅和靠背之間形成的縫隙進(jìn)行測(cè)試。ISO8191-1與ISO8191-2不同之處：點(diǎn)火源不同ISO8191-1：使用陰燃香煙模擬日常生活中的煙頭引燃場(chǎng)景，測(cè)試材料對(duì)緩慢燃燒的耐受性ISO8191-2：通過燃燒管模擬火柴火焰，重點(diǎn)評(píng)估材料在明火作用下的阻燃性能點(diǎn)火源作用時(shí)間不同ISO8191-1：持續(xù)陰燃至自然熄滅（約1小時(shí)）ISO8191-2：燃燒管作用20秒后移除結(jié)果判定不同ISO8191-1：1小時(shí)內(nèi)無持續(xù)陰燃；炭化≤100mmISO8191-2：移除火焰后120秒內(nèi)自熄；炭化≤100mmComparativeanalysisofISO8191-1andISO8191-2standards:DualdimensionsofflammabilityassessmentforupholsteredfurnitureTheISO8191seriesofstandardswasdevelopedbytheInternationalOrganizationforStandardization(ISO)toevaluatethecombustibilityofmaterialcombinationsinupholsteredfurniture,suchaschaircoversandfillers,bysimulatingcommonignitionsourcesindailylife,suchascigarettesandmatches,inordertoreducetheriskoffirecausedbytheflammabilityoftextiles.Thisseriesisdividedintotwoparts:ISO8191-1:1987:SimulatingunintentionalignitionscenariosusingsmolderingcigarettesasignitionsourcesISO8191-2:1988:EvaluatingtheriskofopenflameignitionusingsimulatedmatchflamesasignitionsourcesThesimilaritiesbetweenISO8191-1andISO8191-2:testobjectTheISO8191-1andISO8191-2testingstandardsonlytesttheflammabilityofmaterialcombinations(chaircoversandfillers)inupholsteredfurniture,anddonotmeasuretheflammabilityoffinishedfurniture.TestingPrinciplesBothISO8191-1andISO8191-2testsmustbeconductedinatestingcabinetwithcalibratedairflow.Placetheseatcoverandpaddingintothetestingdevice,andplaceasmallsofaata90°anglebetweentheseatandbackrest.Theignitionsourceisappliedtothegapformedbetweentheseatandbackrestfortesting.DifferencesbetweenISO8191-1andISO8191-2:DifferentignitionsourcesISO8191-1:Simulatingcigarettebuttignitionscenariosindailylifeusingsmolderingcigarettestotestthematerial'stolerancetoslowburningISO8191-2:Simulatingmatchflamesthroughcombustiontubes,withafocusonevaluatingtheflameretardancyofmaterialsunderopenflameconditionsThedurationofactionoftheignitionsourcevariesISO8191-1:Continuoussmolderinguntilnaturalextinguishing(approximately1hour)ISO8191-2:Removecombustiontubeafter20secondsofactionTheresultsarejudgeddifferentlyISO8191-1:Nosustainedsmolde