STD-MSSSP-9-ENGL2001=5770b1iU0501434191=MSSSP-9-2001SpotFacingForBronze,IronandSteelFlangesStandardPracticeDevelopedandApprovedbytheManufacturersStandardizationSocietyoftheValveandFittingsIndustry,Inc.127ParkStreet,NEVienna,Virginia22180(703)281-6613CopyrightMSSProvidedbyIHSunderlicensewithMSSNotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--`,,,,,-`-`,,`,,`,`,,`---标准下载网(www.bzxzw.com)STD-MSSSP-’I-ENGLZiJûl,5770b’iUUSOL1i35ô28mSTANDARDPRACTICESP-9MSSThisMSSStandardPracticewasdevelopedundertheconsensusoftheMSSTechnicalCommittee102,110,201,andtheMSSCoordinatingCommittee.ThecontentofthisStandardPracticeistheresultoftheeffortsofcompetentandconcernedvolunteerstoprovideaneffective,clear,andnon-exclusivespecificationthatwillbenefittheindustryasawhole.ThisMSSStandardPracticeisintendedasabasisforcommonpracticebythemanufacturer,theuser,andthegeneralpublic.TheexistenceofanMSSStandardPracticedoesnotinitselfprecludethemanufacture,sale,oruseofproductsnotconformingtotheStandardPractice.Mandatorycon-formanceisestablishedonlybyreferenceinacode,specification,salescontract,orpubliclaw,asapplicable.ISubstantivechangesinthe2001editionare“flagged”byparallelbarsasshownonthemarginsofthisparagraph.ThespecificdetailofthechangemaybedeterminedbycomparingthematerialIflaggedwiththatinthepreviousedition.UnlessotherwisespecificallynotedintheMSSSP,anystandardreferredtohereinisidentifiedbythedateofissuethatwasapplicabletothereferencedstandard(s)atthedateofissueoftheMSSSP.(SeeAnnexA.)IU.S.customaryunitsinthisSParethestandard;themetricunitsareforreferenceonly.IAnypartofthisstandardmaybequoted.Creditlinesshouldread‘ExtractedJi.omMSSSP-9,2001,withpermissionofthepublisher,theManufacturersStandardizationSociety.’ReproductionprohibitedundercopyrightconventionunlesswrittenpermissionisgrantedbytheManufacturersStandardizationSocietyoftheValveandFittingsIndustry,Inc.OriginallyApprovedJuly1929Copyright0,1984byManufacturersStandardizationSocieîyoftheValveandFittingsIndustry,I...