STD-MSSSP-b-ENGL2001=5770b40StandardFinishesforContactFacesofPipeFlangesandConnecting-EndFlangesofValvesandFittingsStandardPracticeDevelopedandApprovedbytheManufacturersStandardizationSocietyoftheValveandFittingsIndustry,Inc.I27ParkStreet,NEVienna,Virginia22180(703)281-6613COPYRIGHTManufacturersStandardizationSocietyoftheValveandFittingsLicensedbyInformationHandlingServicesCOPYRIGHTManufacturersStandardizationSocietyoftheValveandFittingsLicensedbyInformationHandlingServicesSTD-MSSSP-b-ENGL2001E5770b40OSUL427524EMSSSTANDARDPRACTICESP-6ThisMSSStandardPracticewasdevelopedundertheconsensusofMSSTechnicalCommittees102,11O,201,andtheMSSCoordinatingCommittee.ThecontentofthisStandardPracticeistheresultoftheeffortsofcompetentandconcernedvolunteerstoprovideaneffective,clear,andnon-exclusivespecificationthatwillbenefittheindustryasawhole.ThisMSSStandardPracticeisintendedasabasisforcommonpracticebythemanufacturer,theuser,andthegeneralpublic.TheexistenceofanMSSStandardPracticedoesnotinitselfprecludethemanufacture,saleoruseofproductsnotconformingtotheStandardPracticeMandatoryconformanceisestablishedonlybyreferenceinacode,specification,salescontract,orpubliclaw,asapplicable.ISubstantivechangesinthis2001editionare“flagged”byparallelbarsasshownonthemarginsofthisparagraph.Thespecificdetailofthechangemaybedeterminedbycomparingthematerialflaggedwiththatinthepreviousedition.U.S.customaryunitsinthisSParethestandard;themetric(SI)unitsareonlyforreference.UnlessotherwisespecificallynotedinthisMSSSP,anystandardreferredtohereinisidentifiedbythedateofissuethatwasapplicabletothereferencedstandard(s)atthedateofissueofthisMSSSP.(SeeAnnexA).Anypartofthisstandardmaybequoted.Creditlinesshouldread‘ExtractedfromMSSSP-6,2001withpermissionofthepublisher,theManufacturersStandardizationSocieg.’ReproductionprohibitedundercopyrightconventionunlesswrittenpermissionisgrantedbytheManufacturersStandardizationSociegoftheValveandFittingsIndus-try,Inc.OriginallyApprovedDecember1929CopyrightO,1985byManufactur...