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1、Pumps—ShaftSealingSystemsfCentrifugalRotaryPumpsANSIAPIStard682ThirdEditionSeptember2004ISO21049:2004(Identical)Pumps—ShaftSealingSystemsfCentrifugalRotaryPumpsCopyrightAmericanPetroleumInstituteReproducedbyIHSunderlicen
2、sewithAPINotfResaleNoreproductionwkingpermittedwithoutlicensefromIHS````````SpecialNotesAPIpublicationsnecessarilyaddressproblemsofageneralnature.Withrespecttoparticularcircumstanceslocalstatefederallawsregulationsshould
3、bereviewed.APIisnotundertakingtomeetthedutiesofemployersmanufacturerssupplierstowarnproperlytrainequiptheiremployeesothersexposedconcerninghealthsafetyrisksprecautionsnundertakingtheirobligationsunderlocalstatefederallaw
4、s.Infmationconcerningsafetyhealthrisksproperprecautionswithrespecttoparticularmaterialsconditionsshouldbeobtainedfromtheemployerthemanufacturersupplierofthatmaterialthematerialsafetydatasheet.NothingcontainedinanyAPIpubl
5、icationistobeconstruedasgrantinganyrightbyimplicationotherwisefthemanufacturesaleuseofanymethodapparatusproductcoveredbyletterspatent.Neithershouldanythingcontainedinthepublicationbeconstruedasinsuringanyoneagainstliabil
6、ityfinfringementofletterspatent.GenerallyAPIstardsarereviewedrevisedreaffirmedwithdrawnatleasteveryfiveyears.Sometimesaonetimeextensionofuptotwoyearswillbeaddedtothisreviewcycle.Thispublicationwillnolongerbeineffectfivey
7、earsafteritspublicationdateasanoperativeAPIstardwhereanextensionhasbeengranteduponrepublication.StatusofthepublicationcanbeertainedfromtheAPIStardsdepartmenttelephone(202)6828000.AcatalogofAPIpublicationsprogramsservices
8、ispublishedannuallyupdatedbiannuallybyAPIavailablethroughGlobalEngineeringDocuments15InvernessWayEastMSC303BEnglewoodCO801125776.ThisdocumentwasproducedunderAPIstardizationproceduresthatensureappropriatenotificationparti
9、cipationinthedevelopmentalprocessisdesignatedasanAPIstard.QuestionsconcerningtheinterpretationofthecontentofthisstardcommentsquestionsconcerningtheproceduresunderwhichthisstardwasdevelopedshouldbedirectedinwritingtotheDi
10、rectoftheStardsdepartmentAmericanPetroleumInstitute1220LStreetN.W.WashingtonD.C.20005.RequestsfpermissiontoreproducetranslateallanypartofthematerialpublishedhereinshouldbeaddressedtotheDirectBusinessServices.APIstardsare
11、publishedtofacilitatethebroadavailabilityofprovensoundengineeringoperatingpractices.Thesestardsarenotintendedtoobviatetheneedfapplyingsoundengineeringjudgmentregardingwhenwherethesestardsshouldbeutilized.Thefmulationpubl
12、icationofAPIstardsisnotintendedinanywaytoinhibitanyonefromusinganyotherpractices.AnymanufacturermarkingequipmentmaterialsinconfmancewiththemarkingrequirementsofanAPIstardissolelyresponsiblefcomplyingwithalltheapplicabler
13、equirementsofthatstard.APIdoesnotrepresentwarrantguaranteethatsuchproductsdoinfactconfmtotheapplicableAPIstard.Allrightsreserved.Nopartofthiswkmaybereproducedstedinaretrievalsystemtransmittedbyanymeanselectronicmechanica
14、lphotocopyingrecdingotherwisewithoutpriwrittenpermissionfromthepublisher.ContactthePublisherAPIPublishingServices1220LStreetN.W.WashingtonD.C.20005.Copyright?2004AmericanPetroleumInstituteCopyrightAmericanPetroleumInstit
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