完整word版MT830英文版Word格式文档下载.docx
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完整word版MT830英文版Word格式文档下载.docx
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5Productmodel2
6Technicalrequirements2
7Testmethod5
8Inspectionrules6
9Marking,packaging,storage&
transportation7
AttachmentA(Normativeattachment)plytoplyadhesiontestmethod9
Preface
Chapter6ismandatory,andtherestisrecommended.
ThestandardisrevisedforMT830-1999Textilelaminatedfireresistantconveyorbeltingforcoalmine,andMT830-1999isreplacedfromthedateofimplementationofthisstandard.
ComparedtostandardMT830-1999,themainchangesofthisstandardareasfollows:
-----Adjustassessmentindicatorsofmid-scalefirepropagationtestfortextilelaminatedfireresistantconveyorbelt(Edition6.12.2.3of1999;
edition6.12ofthisstandard);
----mid-scalefirepropagationtestadjustment(Edition7.12.3of1999;
edition7.15ofthisstandard).
AnnexAofthisstandardisnormativeannex.
ThestandardsisproposedbytheTechnologyDevelopmentDepartmentoftheChinaCoalIndustryAssociation.
ThestandardisunderthejurisdictionofCoalMineSafetyStandardizationTechnicalCommitteeofcoalIndustry.
Thestandardwasdraftedby:
ShanghaiBranchofCoalResearchInstitute,ShanxiAolunconveyorbeltCo.,LtD
Themaindraftersofthisstandard:
GuYamin,WangLiping,QiaoJinfeng,YuanKailiang.
Chroniclesversionthatthenewstandardreplaceis:
-MT830-1999.
Textilelaminatedfireresistantconveyorbeltingforcoalmine
1.Scope
Thestandardspecifiestermsanddefinitions,symbols,productmodels,specifications,technicalrequirements,testmethods,inspectionrules,logo,packaging,storageandtransportationoftextilelaminatedfireresistantconveyorbeltingforcoalmine.
Thisstandardappliestotextilelaminatedfireresistantconveyorbeltingforcoalmine(hereinafterreferredtoasthefireresistantbelt).
2.Normativereferences
Thetermsofthefollowingdocumentsarereferencesforthisstandardthroughquoteofthestandard.Forthedatenotedreferencedocuments,allthesubsequentamendments(excludingcorrections)orrevisionsarenotapplicabletothisstandard,however,encourageallpartiesthatreachanagreementbythestandard,usethelatestversionsofthesefiles.Forthosedate-indicate-notreferencedocuments,thelatestversionsareapplicabletothisstandard.
GB338Methanolforindustrialuse(GB338-2004,ASTMD1152:
1997,MOD)
GB/T394.4Industrialalcohol
GB/T528Rubber,vulcanizedorthermoplastic——determinationoftensilestress-strainproperties(GB/T528-1998,eqvISO37:
1994)
GB/T3512Rubber,vulcanizedorthermoplastic——Acceleratedageingandheatresistancetests-Airovenmethod(GB/T3512-2001,eqvISO188:
1998)
GB/T4490-1994textilelaminatedfireresistantconveyorbelts——dimensions
GB/T9867Rubber,vulcanizedorthermoplastic——determinationofabrasionresistanceusingarotatingcylindricaldrumdevice(GB/T9867-1988,neqISO4649:
1985)
MT318Mechanicaljointsinconveyorbeltingforcoalmining—testspecification
MT318.1Mechanicaljointsinconveyorbeltingforcoalmining——technicalcondition
MT914-2007Solidwovenfireresistantconveyorbeltingforcoalmine
3.Terms&
Definitions
Thefollowingtermsanddefinitionsareapplicabletothisstandard。
3.1Fire—resistantproperties
Thefire—resistantbelthastheabilitytopassthefollowingtest:
a)Throughdrumfrictiontest,thespecimenshouldbecompletelynon-flammable;
b)Throughalcoholblastburnercombustiontest,thespecimenshouldbecompletelynon-flammableorself-extinguish;
c)Throughpropaneburnerflametest,thespecimenshouldbeabletoself-extinguish.
[MT914-200×
Definition3.1]
3.2Rubbercover
Fortheflameresistantbeltcover,rubbercontentaccountsformorethan80%ofthesumofrubberandplastic.
[MT914-200×
,Definition3.3]
3.3Ratedforce
Theratedforceis1/10oftheoveralllongitudinaltensilestrengthoftheflameresistantbelt.
,Definition3.2]
3.4Linearity
Thebeltedgeiscompletelycontaininthedistancebetweenthetwoparallellinesoftheinternalwithinthepredeterminedlength.
3.5Textilelaminatedfireretardantconveyorbe1t
Thetextilelaminatedfireresistantconveyorbeltconsistsoftwoormorelayersofthesolidwovenfabricorfabric.
4.Symbol
4.1Carcasstexturesymbolforflameresistantbelt
NNylon;
TPolyester;
CCotton。
4.2Coverandcorerubbertexturesymbolofflameresistantbelt
R-Rubbertype;
P-Plastictype。
4.3Structuresymbolofflameresistantbelt
D-fabricstructure;
W-solidwovenfabricstructure。
5.Productmodel
Productmodelrefertotable4。
Modelexample:
6.Technicalrequirements
6.1Appearancequality
Thesurfaceoftheflameresistantbeltshouldbesmooth,nolowspot,cracks,delamination,barecarcass,laps,porosity,transversewavesatcarcasslayer,lac
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