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1、Designation:F1960−15StandardSpeciÞcationforColdExpansionFittingswithPEXReinforcingRingsforUse1withCross-linkedPolyethylene(PEX)TubingThisstandardisissuedunderthefixeddesignationF1960;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginalad
2、optionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*B140/B140MSpecificationforCopper-Zinc-Lead(RedBrassorHardware
3、Bronze)Rod,Bar,andShapes1.1ThisspecificationcoverscoldexpansionfittingsandB62SpecificationforCompositionBronzeorOunceMetalcross-linked(PEX)reinforcingringsforusewithcross-linkedpolyethylene(PEX)plastictubingin38,12,58,34,1,114,112Castingsin.2,212,and3in.no
4、minaldiametersthatmeettherequire-B75/B75MSpecificationforSeamlessCopperTubeB283/B283MSpecificationforCopperandCopper-AlloymentsofSpecificationsF876andF877.ThesefittingsareDieForgings(Hot-Pressed)intendedforusein100psi(690kPa)cold-andhot-waterB371/B371MSpeci
5、ficationforCopper-Zinc-SiliconAlloydistributionsystemsoperatingattemperaturesuptoandRodincluding180°F(82°C).ThesystemiscomprisedofaPEXB453/B453MSpecificationforCopper-Zinc-LeadAlloyreinforcingringandacoldexpansionfitting.Includedarethe(Leaded-Brass)Rod,Bar
6、,andShapesrequirementsformaterials,workmanship,dimensions,andB584SpecificationforCopperAlloySandCastingsformarkingstobeusedonthefittingcomponents.Thecompo-GeneralApplicationsnentscoveredbythisspecificationareintendedforuseinB927/B927MSpecificationforBrassRo
7、d,Bar,andShapesresidentialandcommercial,hotandcold,potablewaterdistri-B967/B967MSpecificationforCopper-Zinc-Tin-Bismuthbutionsystemsaswellassealedcentralheating,includingAlloyRod,BarandWireunder-floor-heatingsystems.D792TestMethodsforDensityandSpecificGrav
8、ity(Rela-1.2Thevaluesstatedininch-poundunitsaretoberegardedtiveDensity)ofPlasticsbyDisplacementasstandard.ThevaluesgiveninparenthesesaremathematicalD1505TestMethodforDensityofPlasticsbytheDensity-conversionstoSIunitsthatareprovid
