Designation:C1460−12StandardSpecificationforShieldedTransitionCouplingsforUseWithDissimilarDWVPipeandFittingsAboveGround1ThisstandardisissuedunderthefixeddesignationC1460;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThisspecificationcoverstheperformanceofshieldedtransitioncouplingstojoindissimilarDWVpipeandfittingsabovegrounduptoandincluding10in.pipeandfittings.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thefollowingprecautioncommentpertainsonlytothetestmethodportion,Section7,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimita-tionspriortouse.1.4Thecommitteewithjurisdictionoverthisstandardisnotawareofanycomparablestandardspublishedbyotherorga-nizations.2.ReferencedDocuments2.1ASTMStandards:2A493SpecificationforStainlessSteelWireandWireRodsforColdHeadingandColdForgingA644TerminologyRelatingtoIronCastingsC564SpecificationforRubberGasketsforCastIronSoilPipeandFittings3.Terminology3.1Definitions—ThefollowingdefinitionsusedinthisspecificationarefoundinTerminologyA644elastomeric,thermoset,andthermoplastic3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1centerstop,n—anintegralpartofthegasketcenteredontheaxiallengthofthegasketintendedtolimittheinsertiondepthofthepipetobecoupled.3.2.2clampassembly,n—thatportionofthecouplingexcludingthegasket.3.2.3coupling,n—thecompleteassembly.3.2.4dissimilarDWVpipeandfittings,n—pipeandfittingsmadeofdifferentmaterialsordifferentoutsidediameters,orboth.3.2.5fitting,n—partsofapipelineother...
