1、INTERNATIONA1.STANDARDISO3011editionF(Wrth202107Rubber-orp1.astics-coatedfabrics一DeterminationofresistancetoozonecrackingunderstaticconditionsSupportstexti1.esrev6tusdecaoutchoucoudePIQStiqUeDeterminationdeIaresistanceauxcraque1.uresduesaozonedansdesconditionsStatiquesCOPYRIGHTPROTECTEDDOCUMENTISO20
2、21岫rkdea/山thUcdOthcnviscjftc三orrtmcehDVBiwixuioiti08phnn11UatiocBhrhotocp)Mng,ptbcatonpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanherequestedfromeitherISOattheaddressbe1.oworISniK盟RAucekdHpfff1.QbbGgbodyIcommitteehasbeenestab1.ishedhastherighttoberepresentedonthatcomm
3、ittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforits
4、furthermaintenanceare蜩则搬OfISOIECdj三牺山糖ntW三W蝌er%COrdanCetheeditoria1.ru1.esoftheISO/IECDirectives,Part2(seewww.iso.org/direc1.ives).时歌ionrightsd般掂棚15脚蝴橱卿SnSi嘏趣附部初g刑由iod三棉期山物监ssubjectofanypatentrightsidentifiedduringthedeve1.opmerUW4ioumwVw41.beintheIntroductionand/orontheISO1.istofpatentdec1.arations
5、received(seewww.iso.org/pa1.ents).Anytradeusedinthisconstitutenameendorsement.documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand哪蝴蜘明瓶ationc。的福P奥庭腕Mthe喂济IIi潴称柝蒲tier/池微件筋3W?isoforeword.htn1.4报8制眼般品依S他品dtX矽侬物滞A.C
6、ommitteeISOTC45,Rubberandrubberproducts.Thisfourtheditioncance1.sandrep1.acesthethirdedition(ISO3011:1997),whichhasbeentechnica1.1.yrevised.Themainchangescomparedtothepreviouseditionareasfo1.1.ows:hasbeenadded;asubc1.auseonre1.ativehumidityhasbeenadded.IS03011:2021(E)INTERNATIONA1.STANDARDRubber-orp
7、1.astics-coatedfabricsDeterminationofresistancetoozonecrackingunderstaticconditionsWARNINGPersonsusingthisdocumentshou1.dbefami1.iarwithnorma1.1.aboratorypractice.Thisdocumentdoesnotpurporttoaddressa1.1.ofthesafetyprob1.ems,ifany,associatedwithitsuse.Itistheresponsibi1.ityoftheusertoestab1.ishapprop
8、riatesafetyandhea1.thpracticesandtoensurecomp1.iancewithanynationa1.regu1.atoryconditions.1Scopeorp1.asticstoozonecrackingunderstaticconditions.1.ikedestinedtests,itShou1.dapp1.ication.butnotameanscomparingartic1.esisofpreferab1.ecompositionpredictiontheseremarksinto1.ifeaccount.product.resu1.tsobta
9、inedatthetimeoftestcannotbetakenasa2NormativereferencesconstitutesFequirements1.atestRditiondoCUment.referencedreferences,(inc1.udingamendments)app1.ies.app1.ies.dynamicstraintestingfordeterminationOf1.ength,widthandnetmass3 TermsanddenitionsISOandIECmaintaintermino1.ogydatabasesforuseinstandardizat
10、iona1.thefo1.1.owingaddresses：E1.ectropedia:avai1.ab1.eaHHtpsV/WVVWTeIeGi=OPediiHOFg/measurementofexposedtoatwhichunderspecifiedconditions.Thetheeffectsofexposureduringassessedno)ISO2()21AI1.Iiah1.SmservedThisdocumentspecifiesamethodforthedeterminationoftheresistanceoffabricscoatedwithrubberThetesti
11、sdesignedtodeterminethere1.ativeresistancetocrackingoffabriccoatedWithrbberorp1.asticsWhCnexposedunderstaticstraintoaircontainingozoneintheabsenceofdirectsun1.ight.anda1.1.ageingforthesamebeconsideredasOfabSO1.Utecriterion.Itthesame1.imitthesignificanceofthetestbyconsideringiton1.yasameansofcontro1.
12、whenafabricattainsaresistancesuperiortoathresho1.dgivenincomparisonwithacertaintypeofdegradation.Takingofthe1.engthofofthetheThefo1.1.owingdomentsarereferredtointhetextinsuchawaythatsomeora1.1.oftheircontentundatedreferences,theofthisoftheFordateddocumenton1.ytheanyeditioncitedForISO1431-1:2012,Rubb
13、er,vu1.canizedorthermop1.astic-ResistancetoozonecrackingPart1:StaticandISO2286-1,Rubber-orp1.asticscoatedfabricsDeterminationofro1.1.characteristicsPan1：MethodsNotermsanddefinitionsare1.istedinthisdocument.ISOOn1.inebrowsingp1.atform:avai1.ab1.eathttps:/www.iso.org/obp4 IECPrincip1.eTestpiecesthetim
14、eozonethefirstcrackappearsoroftimetheozonearewhichbycracksappearasappropriate.5 Apparatus5.1TestChamberandanci1.1.aryapparatus,asspecifiedinISO1431-1.5.2Testpieceho1.der,Comprisingamandre1.anddamps(seeFigure1).Thediameterofthemandre1.sha1.1.be2times,5times,10timesor20timesthethicknessofthetestpiece,
15、ShaH标GnddwKrBdhOIateriakihaeK1.utsd甲AhIi4j3b9butee1.ean他国OHtiIfEhtSaKtndtqiwoodcoatedwithaIacqucrthatdocsnotabsorbOZOnaordgra1.umin,andsha1.1.haveasmoothfinish.1testpiece2mandre1.3c1.ampsFigure1-Testpieceho1.der6 Testpieces6.1 TypeThetestpiecessha1.1.beofsufficientsizetopermitpropereva1.uationofthee
16、xposedsurfaceaftertestand1.ong.satisfactorycomparisonofdifferenttestpieces.Thepreferredsizeis25mmWideand100mm6.2 Se1.ectionTestpiecessha1.1.hetakenat1.east50mmfromthese1.vedgeofasamp1.ewhichisasrepresentativeasc3sib1.cNUtiiberwho1.econsignment,inaccordancewithISO2286-1.Threetestpiecesineachdirection
17、ofthefabricforeachcoatedfacesha1.1.beprepared.7 Timeinterva1.sbeforetestingForh.non-producttests,timeminimummanufactureandmanufactureand4commencementoftestingsha1.1.beThemaximumWhiChbetWeenmanufactureSha1.1.testingstoredbethreestandar1.1.aboratorytemperature.sameeva1.uationsintendedthetemperature.te
18、stssha1.1.,asfaraspossib1.e,becarriedoutafterthe8Testconditions8.1 Ozoneconcentration8.2 Temperature8.3 Re1.ativehumidityc1.imates,Humiditysha1.1.inucnceOutresu1.tsireIativeapp1.icab1.e.intheprodUCtsofintendedforuseindamp8.4 Mountingoftestpiecesunderstressandconditioningab1.ethcrevo1.vefree1.yIncnds
19、Iestthcpiece.piecehe1.dbythec1.ampstight1.yenoughforthemandre1.justtobeWhere11u1.ti-p!yconditionsarethcfina1.mu1.ti-p1.yproduct.Wherethissing1.e-facedfabrics,vu1.canizedfreeatmosphereassemb1.edstandardIaboratorysha1.1.temperaturefor48inh,Substantia1.1.ytheozone-Piecedraught-9ProcedureWARNINGOzoneish
20、igh1.ytoxic.Appropriatemeasuressha1.1.betakentominimizetheexposureoftheoperator.chambersothattheyareat1.east10mmfromeachotherandfromthewa1.1.ofthechamber.Un1.essotherwisespecifiedfortechnica1.reasons,thefo1.1.owingrequirementsapp1.y：16Themaximumthebetweentimebetweentestingsha1.1.beweeks.Forproductte
21、sts,theminimumtimebetweenmanufactureandcommencementoftestingsha1.1.be120h,duringtimeperiodthetestpiecesandbesha1.1.atmonths,andthemaximumtimebetweenreceiptoftheproductbythetest1.aboratoryandtestingsha1.1.betwomonths.Fortimeinte11,a1.andattobesamecomparab1.e,theTp1.ywiththerequirementsofISO1431-1:201
22、2,9.1.Tp1.ywiththerequirementsofISO1431-1:2012,9.2.There1.ativehumidityoftheozonizedairsha1.1.norma1.1.ybenotmorethan65%atthetesttemperature.VeryhighthetestcanbeCarriedtheatawhenhumidityforrange80%to90%,ifthisispracticab1.e.Thetestpiecesha1.1.beWraPPedaroundthemandre1.ofthetestpieceho1.derwiththesur
23、faceundertestontooutsideandthetheoftestSevera1.testpiecesofthesamethicknessmaybewrappedarnundasing1.emandre1.underthesamecoatingsastobetested,theymaybetestedasnotpractica1.,thentherubbercompoundsha1.1.betestedinaccordancewithISO1431-1.Thepiece,attheonitsmandre1.,beconditionedaafterwhichtestandsha1.1
24、bep1.acedinthetestchamber.CarryouttheprocedureinaccordancewithISO1431-1:2012,C1.ause10,disposingthetestpiecesintheExaminethetestpiecesunderamagnificationof7.10TestreportThetestreportSha1.1.inc1.udethefo1.1.owingparticu1.ars：a) areferencetothisdomentinc1.udingitsyearOfpub1.icationi.e.ISO3011:2021;b)
25、 a1.1.detai1.snecessaryforidentificationofthesamp1.e；c) thethicknessofthetestpieceandthemandre1.diameter；d) theozoneconcentrationandthemethodofmeasuringit;e) thetemperatureoftest;11thetime,inhours,atwhichthefirstcrackappearedoneachtestpieceorthetimeofexposureduringwhichnocracksappeared,asappropriate.ICS59.080.401.1ricebasedon4pages
