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1、MSSSP-120-2006FlexibleGraphitePackingSystemforRisingStemSteelValves-DesignRequirementsStandardPracticeDevelopedandApprovedbytheManufacturersStandardizationSocietyoftheMSSValveandFittingsIndustry,Inc.127ParkStreet,NEwww.mss-hq.orgVienna,Virginia22180(703)281-6613Email:info@mss-hq.org--`,,```,,,,``
2、``-`-`,,`,,`,`,,`---CopyrightMSSProvidedbyIHSunderlicensewithMSSNoreproductionornetworkingpermittedwithoutlicensefromIHSNotforResaleMSSSTANDARDPRACTICESP-120ThisMSSStandardPracticewasdevelopedundertheconsensusoftheMSSTechnicalCommittee308andtheMSSCoordinatingCommittee.ThecontentofthisStandardPrac
3、ticeistheresultoftheeffortsofcompetentandconcernedvolunteerstoprovideaneffective,clear,andnon-exclusivespecificationthatwillbenefittheindustryasawhole.ThisMSSStandardPracticeisintendedasabasisforcommonpracticebythemanufacture,theuser,andthegeneralpublic.TheexistenceofanMSSStandardPracticedoesnoti
4、nitselfprecludethemanufacture,sale,oruseofproductsnotconformingtotheStandardPractice.Mandatoryconformanceisestablishedonlybyreferenceinacode,specification,salescontract,orpubliclaw,asapplicable.--`,,```,,,,````-`-`,,`,,`,`,,`---U.S.customaryunitsinthisSParethestandard;metric(SI)unitsareforreferen
5、ceonly.UnlessotherwisespecificallynotedinthisMSSSP,anystandardreferredtohereinisidentifiedbythedateofissuethatwasapplicabletothereferencedstandard(s)atthedateofissueofthisMSSSP.(SeeAnnexA).Anypartofthisstandardmaybequoted.Creditlinesshouldread'ExtractedfromMSSSP-120,2006,withpermissionofthepublis
6、her,theManufacturersStandardizationSociety.'ReproductionprohibitedundercopyrightconventionunlesswrittenpermissionisgrantedbytheManufacturersStandardizationSocietyoftheValveandFittingsIndustry,Inc.OriginallyApprovedMarch1997Copyright©1997byManufacturersStandardizationSocietyoftheValveandFittingsIn
7、dustry,Inc.PrintedinU.S.A.iCopyrightMSSProvidedbyIHSunderlicensewithMSSNoreproductionornetworkingpermittedwithoutlicensefromIHSMSSSTANDARDPRACTICESP-120FOREWORDThisStandardPracticewasdevelopedbyacooperativeeffortofrepr
