Designation:F1960−15StandardSpecificationforColdExpansionFittingswithPEXReinforcingRingsforUsewithCross-linkedPolyethylene(PEX)Tubing1ThisstandardisissuedunderthefixeddesignationF1960;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thisspecificationcoverscoldexpansionfittingsandcross-linked(PEX)reinforcingringsforusewithcross-linkedpolyethylene(PEX)plastictubingin3⁄8,1⁄2,5⁄8,3⁄4,1,11⁄4,11⁄2in.2,21⁄2,and3in.nominaldiametersthatmeettherequire-mentsofSpecificationsF876andF877.Thesefittingsareintendedforusein100psi(690kPa)cold-andhot-waterdistributionsystemsoperatingattemperaturesuptoandincluding180°F(82°C).ThesystemiscomprisedofaPEXreinforcingringandacoldexpansionfitting.Includedaretherequirementsformaterials,workmanship,dimensions,andmarkingstobeusedonthefittingcomponents.Thecompo-nentscoveredbythisspecificationareintendedforuseinresidentialandcommercial,hotandcold,potablewaterdistri-butionsystemsaswellassealedcentralheating,includingunder-floor-heatingsystems.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2A351/A351MSpecificationforCastings,Austenitic,forPressure-ContainingPartsB16/B16MSpecificationforFree-CuttingBrassRod,BarandShapesforUseinScrewMachinesB140/B140MSpecificationforCopper-Zinc-Lead(RedBrassorHardwareBronze)Rod,Bar,andShapesB62SpecificationforCompositionBronzeorOunceMetalCastingsB75/B75MSpecificationforSeamlessCoppe...
