Designation:D3774−18StandardTestMethodforWidthofTextileFabric1ThisstandardisissuedunderthefixeddesignationD3774;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thistestmethodcoversthemeasurementofthewidthofwovenorknittedfabrics,usablewidth,orboth.Themethodisapplicabletofullrolls,boltsoffabric,andshortspecimensremovedfromarollorbolt.Unlessotherwisespecified,measurementsshallincludetheselvageswhenpresent.1.2Themethodofferstwooptions:1.2.1OptionA—FullRollorBolt.1.2.2OptionB—ShortSpecimenRemovedfromFullRollorBolt.1.3ThevaluesstatedineitherSIunitsorU.S.customaryunitsaretoberegardedasstandard.TheU.S.customaryunitsmaybeapproximate.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD1776PracticeforConditioningandTestingTextilesD4850TerminologyRelatingtoFabricsandFabricTestMethods2.2OtherStandard:ANSI/ASQCZ1.4—InspectionbyAttributes33.Terminology3.1Thefollowingtermsarerelevanttothisstandard:raised-surfacewidth;usablewidth;widthofacircular-knittedfabric,whenmeasuredasatubularstructure;widthofacircular-knittedfabric,whentubularstructurehasbeenslit;width,ofafabric;width,ofafabricwovenonashuttlelessloom.3.2ForterminologyrelatedtoFabri...
