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1、AS/NZS4331.2:1995ISO7005-2:1988Australian/NewZealandStandardMetallicflangesPart2:CastironflangesAS/NZS4331.2:1995ThisJointAustralian/NewZealandStandardwaspreparedbyJointTechnicalCommitteeME/1,PressureEquipment.ItwasapprovedonbehalfoftheCouncilofStandardsAustraliaon19July1995andonbehalfoftheCouncilofStandardsNewZealandon24October1995.Itwaspublishedon5December1995.ThefollowinginterestsarerepresentedonCommitteeME/1:A.C.T.OccupationalHealthandSafetyOfficeAluminiumDevelopmentCouncil,AustraliaAustral。
2、ianChamberofCommerceandIndustryAustralianInstituteofEnergyAustralianInstituteofPetroleumAustralianInstituteofPressureEquipmentEngineersAustralianLiquefiedPetroleumGasAssociationBoilerandPressureVesselManufacturersAssociationofAustraliaBureauofSteelManufacturersofAustraliaDepartmentforIndustrialAffairs,S.A.DepartmentofEmployment,VocationalEducation,TrainingandIndustrialRelations,QldDepartmentofLabour,NewZealandDepartmentofOccupationalHealth,SafetyandWelfare,W.A.ElectricityCorporationofNewZealandE。
3、lectricitySupplyAssociationofAustraliaHeavyEngineeringResearchAssociation,NewZealandInstituteofMetalsandMaterials,AustralasiaInstitutionofEngineers,AustraliaInsuranceCouncilofAustraliaMetalTradesIndustryAssociationofAustraliaNationalAssociationofTestingAuthorities,AustraliaNewZealandEngineeringFederationNewZealandPetrochemicalUsersGroupNewZealandTimberIndustryFederationOccupationalHealthandSafetyAuthority,Vic.TasmaniaDevelopmentandResourcesWeldingTechnologyInstituteofAustraliaWorkCoverAuthority,。
4、N.S.W.WorkHealthAuthority,N.T.ReviewofStandards.Tokeepabreastofprogressinindustry,JointAustralian/NewZealandStandardsaresubjecttoperiodicreviewandarekeptuptodatebytheissueofamendmentsorneweditionsasnecessary.ItisimportantthereforethatStandardsusersensurethattheyareinpossessionofthelatestedition,andanyamendmentsthereto.FulldetailsofallJointStandardsandrelatedpublicationswillbefoundintheStandardsAustraliaandStandardsNewZealandCatalogueofPublications;thisinformationissupplementedeachmonthbythemagaz。
5、ines‘TheAustralianStandard’and‘StandardsNewZealand’,whichsubscribingmembersreceive,andwhichgivedetailsofnewpublications,neweditionsandamendments,andofwithdrawnStandards.SuggestionsforimprovementstoJointStandards,addressedtotheheadofficeofeitherStandardsAustraliaorStandardsNewZealand,arewelcomed.NotificationofanyinaccuracyorambiguityfoundinaJointAustralian/NewZealandStandardshouldbemadewithoutdelayinorderthatthemattermaybeinvestigatedandappropriateactiontaken.AS/NZS4331.2:1995Australian/NewZealan。
6、dStandardMetallicflangesPart2:CastironflangesPUBLISHEDJOINTLYBY:STANDARDSAUSTRALIA1TheCrescent,HomebushNSW2140AustraliaSTANDARDSNEWZEALANDLevel10,StandardsHouse,155TheTerrace,Wellington6001NewZealandISBN073370008XiiPREFACEThisStandardwaspreparedbytheJointStandardsAustralia/StandardsNewZealandCommitteeME/1onPressureEquipment.ItisidenticalwithandhasbeenreproducedfromISO7005-2:1988,Metallicflanges,Part2:Castironflanges.TheobjectiveofthisStandardistoprovidedesigners,manufacturersanduserswithanintern。
7、ationalStandardforflangesforuseinpressureapplications.ThisJointStandardisoneofthefollowingseriesthatappliestometallicflanges:AS/NZS4331Metallicflanges4331.1Part1:Steelflanges4331.2Part2:Castironflanges4331.3Part3:CopperalloyandcompositeflangesUnderarrangementsmadebetweenStandardsAustralia,StandardsNewZealandandISO,usersofthisJointStandardareadvisedthatinAustraliacopyrightisvestedinStandardsAustraliaandinNewZealandcopyrightisvestedinStandardsNewZealand.ItisnotintendedthisStandardbeamandatoryrepla。
8、cementforanyflangeStandardsalreadyinuseinAustraliaorNewZealand.BeforeflangestothisStandardareusedwithflangesofotherStandards,compatibilityforbolting,strength,gasketseatingandthelikeshouldbechecked.Statementsexpressedinmandatorytermsinnotestotext,tablesandfiguresaredeemedtoberequirementsofthisStandard.Theterm‘informative’hasbeenusedinthisStandardtodefinetheapplicationoftheannextowhichitapplies.An‘informative’annexisonlyforinformationandguidance.AsthisStandardisreproducedfromaninternationalStandar。
9、d,thefollowingapplies:(a)ItsnumberappearsonthecoverandtitlepagewhiletheInternationalStandardnumberappearsonlyonthecover.(b)Inthesourcetext,‘thisInternationalStandard’shouldread‘thisAustralia/NewZealandStandard’.(c)Afullpointsubstitutesforacommawhenreferringtoadecimalmarker.ReferencestointernationalStandardsshouldbereplacedbyequivalentAustralianStandards,asfollows:ReferencetoInternationalStandardAustralianStandardISOAS185:1988Classificationofgreycastiron—887:1983Plainwashersformetricbolts,screwsa。
10、ndnuts—Generalplan—1083:1987Spheroidalgraphitecastiron—Classification—2531:1986Ductileironpipes,fittingsandaccessoriesforpressurepipelines2280Ductileironpressurepipesandfittings5922:1981Malleablecastiron—6708:1980Pipecomponents—Definitionofnominalsize—7268:1983Pipecomponents—Definitionofnominalpressure—iiiISOASASTMA126:1984Grayironcastingsforvalves,flanges,andpipefittings—395:1980Ferriticductileironpressure-retainingcastingsforuseatelevatedtemperatures—EquivalentNationalMaterialStandardsmaybesubs。
本文标题:AS NZS 4331.2-1995 金属法兰 - 铸铁法兰
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