GB912-Hot-rolled sheets and strips of carbon参考文件.pdfGB912-Hot-rolled sheets and strips of carbon参考文件.pdf

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1ICS7714050H46NATIONALSTANDARDOFTHEPEOPLESREPUBLICOFCHINAGB912XXXXGB/T9121989ISANNULLEDHOTROLLEDSHEETSANDSTRIPSOFCARBONSTRUCTURALSTEELSANDHIGHSTRENGTHLOWALLOYSTRUCTURALSTEELSISO49952001E,ISO49961999E,NEQDRAFTFORAPPROVALISSUEDATE200X–XX–XXIMPLEMENTATIONDATE200X–XX–XXISSUEDBYTHEGENERALADMINISTRATIONOFQUALITYSUPERVISION,INSPECTIONANDQUARANTINEOFTHEPEOPLESREPUBLICOFCHINASTANDARDISATIONADMINISTRATIONOFTHEPEOPLESREPUBLICOFCHINASAC2GB912XXXXFOREWORDTHISSTANDARDCONTAINSMANDATORYPROVISIONS;SECTIONS512,541,543,AND82AREMANDATORYARTICLESTHECONSISTENCYOFTHISSTANDARDWITHISO49952000E,HOTROLLEDSTEELSHEETOFSTRUCTURALQUALITYENGLISHVERSIONANDISO49961999E,HOTROLLEDSTEELSHEETOFHIGHYIELDSTRESSSTRUCTURALQUALITYENGLISHVERSIONISNONEQUIVALENTSTANDARDGB/T9121989,HOTROLLEDPLAINCARBONANDLOWALLOYSTRUCTURALSTEELSHEETSANDSTRIPSISANNULLEDFROMTHEDATEOFIMPLEMENTATIONOFTHISSTANDARDINCOMPARISONWITHGB/T9121989,THEMAINCHANGESTOTHISSTANDARDARE−THESTANDARDHASBEENMODIFIEDFROMBEINGARECOMMENDATORYSTANDARDTOAMANDATORYPROVISIONSSTANDARD;−RELEVANTCONTENTSREGARDINGROLLEDSTEELSHEETINTHEORIGINALSTANDARDHAVEBEENCANCELLED;−THEPRODUCTTHICKNESSRANGEHASBEENREVISED;−THECONTENTOFTHEGOODSORDERHASBEENADDED;−THEGOODSDELIVERYSTATEHASBEENCHANGED;−THEREQUIREMENTSFORAPPEARANCEQUALITYHAVEBEENMODIFIEDTHISSTANDARDISPROPOSEDBYTHECHINAIRONANDSTEELASSOCIATIONTHISSTANDARDISUNDERTHEJURISDICTIONOFTHENATIONALTECHNICALCOMMITTEEFORSTANDARDISATIONOFIRONANDSTEELTHEMAINORGANISATIONSTHATPARTICIPATEDINTHEDRAFTINGOFTHISSTANDARDAREGUANGDONGENTRYEXITINSPECTIONANDQUARANTINEBUREAU;CHINAMETALLURGICALINFORMATIONSTANDARDISATIONINSTITUTE;BENXIIRONSTEELGROUPCO,LTDMAINDRAFTERSOFTHISSTANDARDLICHENGMING,PENGXIAOGANG,WANGXIAOHU,ZHANGZHENKUN,ZHOUQI,ZHANGXIANFENG,LIUJIANBIN,CAOBIAO,PEIYUTHISSTANDARDWASFIRSTISSUEDIN19893GB912XXXXHOTROLLEDSHEETSANDSTRIPSOFCARBONSTRUCTURALSTEELSANDHIGHSTRENGTHLOWALLOYSTRUCTURALSTEELS1SCOPETHISSTANDARDSETSTHEREQUIREMENTSFORTHETESTINGMETHODS,INSPECTIONRULES,PACKAGING,MARKING,DIMENSIONS,APPEARANCE,WEIGHT,TECHNICALREQUIREMENTS,PERMISSIBLETOLERANCE,CONTENTOFORDERSANDQUALITYCERTIFICATESOFHOTROLLEDSHEETSANDSTRIPSOFCARBONSTRUCTURALSTEELSANDHIGHSTRENGTHLOWALLOYSTRUCTURALSTEELSTHISSTANDARDAPPLIESTOHOTROLLEDSHEETSANDSTRIPSOFCARBONSTRUCTURALSTEELSANDHIGHSTRENGTHLOWALLOYSTRUCTURALSTEELSWITHATHICKNESSOFLESSTHAN3MM2NORMATIVEREFERENCESTHEPROVISIONSOFTHEFOLLOWINGDOCUMENTSBECOMEPROVISIONSOFTHISSTANDARDAFTERBEINGREFERENCEDFORDATEDREFERENCEDOCUMENTS,ALLLATERAMENDMENTSEXCLUDINGCORRIGENDUMANDVERSIONSDONOTAPPLYTOTHISSTANDARD;HOWEVER,THEPARTIESTOTHEAGREEMENTAREENCOURAGEDTOSTUDYWHETHERTHELATESTVERSIONSOFTHESEDOCUMENTSAREAPPLICABLEFORUNDATEDREFERENCEDOCUMENTS,THELATESTVERSIONSAPPLYGB/T222PERMISSIBLETOLERANCESFORTHECHEMICALCOMPOSITIONOFSTEELPRODUCTS;GB/T2233METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEDIANTIPYRYLMETHANEPHOSPHOMOLYBDATEGRAVIMETRICMETHODFORTHEDETERMINATIONOFPHOSPHORUSCONTENT;GB/T2235METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEREDUCEDMOLYBDOSILICATESPECTROPHOTOMETRICMETHODFORTHEDETERMINATIONOFACIDSOLUBLESILICONCONTENT;GB/T22310METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHECUPFERRONSEPARATIONCHROMEAZUROLSPHOTOMETRICMETHODFORTHEDETERMINATIONOFALUMINIUMCONTENT;GB/T22311METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEAMMONIUMPERSULPHATEOXIDATIONVOLUMETRICMETHODFORTHEDETERMINATIONOFCHROMIUMCONTENT;GB/T22314METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHENBENZOYNPHENYLHYDROXYLAMINEEXTRACTIONPHOTOMETRICMETHODFORTHEDETERMINATIONOFVANADIUMCONTENT;GB/T22317METHODSFORCHEMICALANALYSISOFIRONSTEELANDALLOYTHEDIANTIPYRYLMETHANEPHOTOMETRICMETHODFORTHEDETERMINATIONOFTITANIUMCONTENT;GB/T22318METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHESODIUMTHIOSULPHATESEPARATIONIODIMETRICMETHODFORTHEDETERMINATIONOFCOPPERCONTENT;GB/T22319METHODSFORCHEMICALANALYSISOFIRONSTEELANDALLOYTHENEOCUPROINECHLOROFORMEXTRACTIONPHOTOMETRICMETHODFORTHEDETERMINATIONOFCOPPERCONTENT;4GB/T22323METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEDIMETHYLGLYOXIMESPECTROPHOTOMETRICMETHODFORTHEDETERMINATIONOFNICKELCONTENT;GB/T22324METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEEXTRACTIONSEPARATIONTHEDIMETHYLGLYOXIMESPECTROPHOTOMETRICMETHODFORTHEDETERMINATIONOFNICKELCONTENT;GB/T22332METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEHYPOPHOSPHITEREDUCTIONIODIMETRICMETHODFORTHEDETERMINATIONOFARSENICCONTENT;GB/T22337METHODSFORCHEMICALANALYSISOFIRONSTEELANDALLOYTHEINDOPHENALBLUEPHOTOMETRICMETHODFORTHEDETERMINATIONOFNITROGENCONTENTAFTERDISTILLATIONSEPARATION;GB/T22340IRONSTEELANDALLOYDETERMINATIONOFNIOBIUMCONTENTBYTHESULPHOCHLOROPHENOLSSPECTROPHOTOMETRICMETHOD;GB/T22358METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHESODIUMARSENITESODIUMNITRITETITRIMETRICMETHODFORTHEDETERMINATIONOFMANGANESECONTENT;GB/T22359METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEREDUCEDMOLYBDOANTIMONYLPHOSPHORICACIDPHOTOMETRICMETHODFORTHEDETERMINATIONOFPHOSPHORUSCONTENT;GB/T22360METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEPERCHLORICACIDDEHYDRATIONGRAVIMETRICMETHODFORTHEDETERMINATIONOFSILICONCONTENT;GB/T22363METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHESODIUMPOTASSIUMPERIODATEPHOTOMETRICMETHODFORTHEDETERMINATIONOFMANGANESECONTENT;GB/T22364METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEFLAMEATOMICABSORPTIONSPECTROMETRICMETHODFORTHEDETERMINATIONOFMANGANESECONTENT;GB/T22368METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEPOTASSIUMIODATETITRATIONMETHODAFTERCOMBUSTIONINTHEPIPEFURNACEFORTHEDETERMINATIONOFSULPHURCONTENT;GB/T22371METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEGRAVIMETRICMETHODAFTERCOMBUSTIONINTHEPIPEFURNACEFORTHEDETERMINATIONOFCARBONCONTENT;GB/T22372METHODSFORCHEMICALANALYSISOFIRON,STEELANDALLOYTHEALUMINACHROMATOGRAPHICSEPARATIONBARIUMSULPHATEGRAVIMETRICMETHODFORTHEDETERMINATIONOFSULPHURCONTENT;GB/T228METALLICMATERIALSTENSILETESTINGATAMBIENTTEMPERATURE;GB/T232METALLICMATERIALSBENDTEST;GB/T247GENERALRULESOFACCEPTANCE,PACKAGING,MARKINGANDCERTIFICATIONFORSTEELPLATESSHEETSANDSTRIPS;GB/T700CARBONSTRUCTURALSTEELS;GB/T709DIMENSION,SHAPE,WEIGHTANDTOLERANCESFORHOTROLLEDSTEELPLATESANDSHEETS;
编号:201311201925177501    类型:共享资源    大小:58.86KB    格式:PDF    上传时间:2013-11-20
  
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