Designation:C1167−11StandardSpecificationforClayRoofTiles1ThisstandardisissuedunderthefixeddesignationC1167;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisspecificationcoversclaytilesintendedforuseasroofcoveringwheredurabilityandappearancearerequiredtoprovideaweather-resistantsurfaceofspecifieddesign.1.2Tilesaremanufacturedfromclay,shale,orsimilarnaturallyoccurringearthysubstancesandsubjectedtoheattreatmentatelevatedtemperatures(firing).Theheattreatmentmustdevelopafiredbondbetweentheparticulateconstituentstoprovidethestrengthanddurabilityrequirementsofthisspecification(seefiringandfiredbondinTerminologyC1232).1.3Tilesareshapedduringmanufacturebymolding,pressing,orextrusionanditispermittedtousetheshapingmethodtodescribethetiles.1.4Tilesaregenerallyplanarorundulatingrectangularshapesavailableinavarietyofcross-sectionalprofiles,shapes,sizes,surfacetextures,andcolors.1.5Threegradesoftilehavingvariousdegreesofresistancetoweatheringarecoveredinthisspecification.Threetypesoftilearedefinedtocoverthefeaturesthatinfluenceappearance.1.6Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C1232TerminologyofMasonryC67TestMethodsforSamplingandTestingBrickandStructuralClayTileC297/C297MTestMethodforFlatwiseTensileStrengthofSandwichConstructionsC554TestMethodforCrazingResistanceofFiredGlazedCeramicWhitewaresbyaThermalShockMethod3.Terminology3.1Definitions—...