Designation:D1869−15(Reapproved2022)StandardSpecificationforRubberRingsforFiber-ReinforcedCementPipe1ThisstandardisissuedunderthefixeddesignationD1869;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thisspecificationcoversrubberringsusedtosealthejointsofasbestos-cementpipeconformingtoSpecificationsC296,C428,C668,andnon-asbestosfiber-cementpipecon-formingtoSpecificationC1449.1.2Aspecificationisgivenfor(1)naturalorsyntheticrubberrings,orboth,whereresistancetooilorsolventsisnotrequired,and(2)syntheticrubberringsforservicesinvolvingresistancetooilorsolvents.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Warning—Breathingofasbestosdustishazardous.Asbestosandasbestosproductspresentdemonstratedhealthrisksforusersandforthosewithwhomtheycomeintocontact.Inadditiontootherprecautions,whenworkingwithasbestos-cementproducts,minimizethedustthatresults.Forinforma-tiononthesafeuseofchrysotileasbestos,referto“SafeUseofChrysotile:AManualonPreventiveandControlMeasures.”21.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section9,ofthisstandard:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafety,health,andenviron-mentalpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.6Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:3C296S...
