Designation:C62−13aStandardSpecificationforBuildingBrick(SolidMasonryUnitsMadeFromClayorShale)1ThisstandardisissuedunderthefixeddesignationC62;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thisspecificationcoversbrickintendedforbothstruc-turalandnonstructuralmasonrywhereexternalappearanceisnotarequirement.Thebrickareprismaticunitsavailableinavarietyofsizes,shapes,textures,andcolors.Thespecificationdoesnotcoverbrickintendedforuseasfacingunitsorwheresurfaceappearanceisarequirement.Ifbrickarerequiredtohaveaparticularcolor,texture,finish,uniformity,orlimitsoncracks,warpage,orotherimperfectionsdetractingfromtheappearancetheyarepurchasedunderSpecificationC216.Thisspecificationdoesnotcoverbrickintendedforuseaspavingbrick(seeSpecificationC902).1.2Thepropertyrequirementsofthisstandardapplyatthetimeofpurchase.Theuseofresultsfromtestingofbrickextractedfrommasonrystructuresfordeterminingconfor-manceornonconformancetothepropertyrequirements(Sec-tion4)ofthisstandardisbeyondthescopeofthisstandard.1.3Brickaremanufacturedfromclay,shale,orsimilarnaturallyoccurringearthysubstancesandsubjectedtoaheattreatmentatelevatedtemperatures(firing).Theheattreatmentmustdevelopsufficientfiredbondbetweentheparticulateconstituentstoprovidethestrengthanddurabilityrequirementsofthisspecification(seeTerminologyC1232).1.4Brickareshapedduringmanufacturebymolding,pressing,orextrusion,andtheshapingmethodisawaytodescribethebrick.1.5Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.6Thevaluesstatedininch-poundunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesaremathematicalc...