MSSSP-44-2006MSSSteelPipelineFlangesStandardPracticeDevelopedandApprovedbytheManufacturersStandardizationSocietyoftheValveandFittingsIndustry,Inc.127ParkStreet,NEVienna,Virginia22180(703)281-6613Email:info@mss-hq.orgwww.mss-hq.orgMSSSTANDARDPRACTICESP-44iThisMSSStandardPracticewasdevelopedundertheconsensusoftheMSSTechnicalCommittee110andtheMSSCoordinatingCommittee.ThecontentofthisStandardPracticeistheresultoftheeffortsofcompetentandconcernedvolunteerstoprovideaneffective,clear,andnon-exclusivespecificationthatwillbenefittheindustryasawhole.ThisMSSStandardPracticeisintendedasabasisforcommonpracticebythemanufacturer,theuser,andthegeneralpublic.TheexistenceofanMSSStandardPracticedoesnotinitselfprecludethemanufacture,sale,oruseofproductsnotconformingtotheStandardPractice.Mandatoryconformanceisestablishedonlybyreferenceinacode,specification,salescontract,orpubliclaw,asapplicable.UnlessotherwisespecificallynotedinthisMSSSP,anystandardreferredtohereinisidentifiedbythedateofissuethatwasapplicabletothereferencedstandard(s)atthedateofissueofthisMSSSP.(SeeAnnexD.)InthisStandardPracticeallnotes,annexes,tables,andfiguresareconstruedtobeessentialtotheunderstandingofthemessageofthestandard,andareconsideredpartofthetextunlessnotedas"supplemental".Allappendicesappearinginthisdocumentareconstruedas"supplemental".Supplemental"informationdoesnotincludemandatoryrequirements.Thisdocumenthasbeensubstantiallyrevisedfromtheprevious1996edition.Itissuggestedthatiftheuserisinterestedinknowingwhatchangeshavebeenmade,thatdirectpagebypagecomparisonshouldbemadeofthisdocument.Non-toleranceddimensionsinthisStandardPracticearenominal,andunlessotherwisespecified,shallbeconsidered“forreferenceonly”.TheMetric(SI)unitsandU.S.CustomaryunitsinthisSPareregardedseparatelyasthestandard;eachshouldbeusedindependentlyoftheother.CombiningorconvertingvaluesbetweenthetwosystemsmayresultinnonconformancewiththisStandardPractice.Anypartofthisstandardmaybequoted.Creditlinesshouldread‘ExtractedfromMSSSP-44,2006,wi...
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