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BS58672
BS5867-2:
20XX
BRITISHSTANDARD
Fabricsforcurtains,drapesandwindowblinds-
Part2:
Flammabilityrequirements一Specification
ICS13.220.40,59.080.30,97.160
■JD.
BritishStandards
NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAW
Publishingandcopyrightinformation
TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.
©BSI20XX
ISBN9780580595011
ThefollowingBSIreferencesrelatetotheworkonthisStandard-CommitteereferenceTCI/66
Draftforcomment07/30168542DC
Publicationhistory
FirstpublishedMay1980
Second(present)edition,May20XX
Amendmentsissuedsincepublication
Amd.no.Date
Textaffected
Contents
Forewordii
1Scope1
2Normativereferences1
3Termsanddefinitions1
4Sampling2
5Durability2
6Testproceduresandrequirements3
7Marking5
Bibliography6
Summaryofpages
Thisdocumentcomprisesafrontcover,aninsidefrontcover,pagesiandii,pages1to6,aninsidebackcoverandabackcover.
Foreword
Publishinginformation
ThispartofBS5867ispublishedbyBSIandcameintoeffecton30May20XX.ItwaspreparedbyTechnicalCommitteeTCI/66,Apparelandinteriortextiles.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.
Supersession
ThispartofBS5867supersedesBS5867-2-1980,whichiswithdrawn.
Relationshipwithotherpublications
Whileaconsumerislikelytobeinterestedprimarilyinsuchpropertiesascolourfastnessanddimensionalstability,firesafetyadvisersmightbeinterestedprimarilyintheflammabilityaspectsofaproduct.Forthisreasonthestandardisdividedintotwoparts-
-Part1Generalrequirements;
一Part2Flammabilityrequirements.
Eitherpartcanbeusedindividuallyorbothpartscanbeusedtogether,thoughitisstressedthatafabricconformingonlytotherequirementsofPart2mightnotbesatisfactoryforuseasacurtainfabric.
Informationaboutthisdocument
Afabricconformingtotherequirementsofthisstandarddoesnotalwayswithstandexposuretolargesourcesofheat,butitwouldhavesomeresistancetoflamespreadfollowingaccidentalcontactwithsmallsourcesofignition.
TheflammabilityrequirementsgiveninthispartofBS5867havebeenselectedaftercarefulconsiderationofthestatisticalinformationconcerninghazardtolifeinthoseincidentswherecurtainsanddrapeshavebeenidentifiedasthematerialfirstignited.
Threesetsofperformancerequirementshavebeenincludedsothatthemostimportantonecanbeselectedforaspecificenduse.
Presentationalconventions
Theprovisionsofthisstandardarepresentedinroman(i.e.upright)type.Itsrequirementsareexpressedinsentencesinwhichtheprincipalauxiliaryverbis“shall”.
Commentary,explanationandgeneralinformativematerialispresentedinsmalleritalictype,anddoesnotconstituteanormativeelement.
RequirementsinthisstandardaredraftedinaccordancewithTheBSIguidetostandardization-Section2:
Rulesforthestructure,draftingandpresentationofBritishStandards,subclause11.3.1,whichstates,"'Requirementsshouldbeexpressedusingwordingsuchas:
"WhentestedasdescribedinAnnexA,theproductshallThis
meansthatonlythoseproductsthatarecapableofpassingthespecifiedtestwillbedeemedtoconformtothisstandard.
Contractualandlegalconsiderations
Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.
CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.
1Scope
ThispartofBS5867specifiesflammabilityrequirementsforfabricsandfabricassembliesforuseintheproductionofnon-domesticcurtains,drapesandwindowblindsandforfinishedarticlesincludingcombinationsofcurtainsandliningswhentestedbythemethodsspecifiedinBSENISO6941andBSENISO15025.
Fabricsaretestedbeforeanycleansingprocedure,toassessthemintheforminwhichtheyaremostcommonlyused.
TheproceduresspecifiedinBSENISO10528,BSEN1021-1andBS5651providesuitablemethodsofcleansingorwetting.
Wherecurtainsordrapesaretobeproducedinamulti-layerfabricconstruction,itisessentialtotestthefabricsinthecombinationinwhichtheyaretobeused.
2Normativereferences
Thefollowingreferenceddocumentsareindispensablefortheapplicationofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.
BS5651,Methodforcleansingandwettingproceduresforuseintheassessmentoftheeffectofcleansingandwettingontheflammabilityoftextilefabricsandfabricassemblies
BSEN1021T:
2006,Furniture-Assessmentoftheignitabilityofupholsteredfurniture-Part1:
Ignitionsourcesmoulderingcigarette
BSENISO3758,Textiles-Carelabellingcodeusingsymbols
BSENISO6941-2003,Textilefabrics-Burningbehaviour-Measurementofflamespreadpropertiesofverticallyorientedspecimens
BSENISO10528,Textiles-Commerciallaunderingprocedurefortextilefabricspriortoflammabilitytesting
BSENISO15025-2002,Protectiveclothing-Protectionagainstheatandflame一Methodoftestforlimitedflamespread
3Termsanddefinitions
ForthepurposesofthispartofBS5867,thefollowingtermsanddefinitionsapply.
3.1afterflame
persistenceofflamingofamaterial,underspecifiedtestconditions,aftertheignitionsourcehasbeenremoved
3.2afterflametime
lengthoftimeforwhichamaterialcontinuestoflameunderspecifiedtestconditions,aftertheignitionsourcehasbeenremoved
NOTEAlsocalled'"durationofflame".
3.3afterglow
persistenceofglowingofamaterial,underspecifiedtestconditions,aftercessationofflamingor,ifnoflamingoccurs,afterremovaloftheignitionsource
3.4afterglowtime
timeforwhichthematerialcontinuestoglow,underspecifiedtestconditions,aftercessationofflaming,orifnoflamingoccursaftertheremovaloftheignitionsource
NOTEAlsocalled'"durationofafterglow”.
3.5batch
definitequantityofmaterialproducedatonetimeunderconditionsthatarepresumeduniform
NOTEForthepurposesofthisstandard,ifdifferentprocessroutesarefollowed,ordifferentbasefabricsused,theresultantfabricscanberegardedasbeingfromdifferentbatches.
Sampling
Asampleshallbetakenofsufficientsizetoprovidetherequiredtestspecimensfromeachfinishingbatchorfromatleastevery5000m.
NOTE1Iftestingisrequiredatintervalsatlessthan5000mitshouldbeagreedbetweenthepurchaserandthesupplier.
Retestingshallbecarriedoutwherethereisanymajoralterationtoafabricspecification,e.g.offibrecontent,flameretardantfinishormassperunitareaoffabric;orchangeofmaterialsmanufacturer.
NOTE2Changesinthecolour(wherethefabricwasflameretardantfinishedinthesamebatch)ofthefabricorminorchangesinthepatternorweave,e.g.oftheorderof2picks/cm,isnotsufficientreasontonecessitateretesting.
Durability
Allfabricsshallbetestedwithoutanycleansingprocedure.ThesampleshallalsobesubmittedtotheappropriatecleansingorwettingprocedurespecifiedinBSENISO10528,BSEN1021-1orBS5651,dependingonthespecifiedperformanceortheinformationgivenonthecareofthefabric(e.g.onthecarelabel).
Durabilitytocommerciallaundryprocessesshallbedemonstratedbysatisfactorytestingafterbeingsubjectedto12cyclesofstandardwashinginaccordancewithBSENISO10528.
DurabilitytodrycleaningprocessesshallbedemonstratedbysatisfactorytestingafterbeingsubjectedtoawatersoakasspecifiedinBSEN1021-1-2006,AnnexDand6cyclesofdrycleaningaccordingtoBS5651.
Ifthefabricistobelabelledasbeingunsuitableforcleansingbyanymethod(e.g.disposableproductscouldbesodescribed),thewatersoakingprocedurespecifiedinBSEN1021-1*2006,AnnexDshallbecarriedout.
Incertaincasesnon-durablefinishesmightbeemployedtomeettheperformancerequirementsofClause6,theseshallnotbesubjecttocleansing.However,ifsuchnon-durablefinishesareused,thefabricshallbeclearlylabelledasfollows-
WARNING:
IFWETTEDINANYWAYITISESSENTIALTORE-TREATTHEFABRICTOMEETFLAMMABILITYREQUIREMENTS;or:
WARNING:
WETTINGINANYWAYMIGHTREMOVETHEFIRERESISTINGQUALITIESOFTHEFABRIC.
6Testproceduresandrequirements
6.1General
Asetofperformancerequirementsasspecifiedin6.2,6.3,or6.4shallbeselectedasappropriateforthespecifiedenduse.
NOTEUndertheRegulatoryReform(FireSafety)Order2005[1]thechoiceofperformanceanddurabilityrequirementsisadecisiontobemadebythenominatedresponsiblepersonaccountableforthefiresafetyofthepremisesanditscontents.
6.2Type"A”performancerequirements
6.2.1Allfabricsshallbetestedpriortoanycleansingprocedure.Exceptwherespecifiedthattestingafteranapprovedcleansingorwettingprocedureisunnecessary,allfabricsshallbetestedafterbeingsubjectedtotheappropriateprocedurespecifiedinClause5.
NOTEFortestingaftercleansingitispermissibletopreparetheindividualtestspecimensfromalargersamplewhichhasbeencleansed.
Inallcases,onlythefaceofthefabricshallbetested,ifthisisapparent.Alternativelyonlythatfacewhichisshownbypre-testingtospreadflameorspreadflamefastershallbetested.
Forcombinationsofcurtainsandlinings,thefaceofbothfabricsshallbetested,i.e.thefrontandbackofthecombination.
6.2.2ThetestmethodsasdescribedinBSENISO6941-2003,Procedure"A”(surfaceignition)shall