Designation:D5793−13StandardTestMethodforBindingSitesperUnitLengthorWidthofPileYarnFloorCoverings1ThisstandardisissuedunderthefixeddesignationD5793;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethoddescribesthemeasurementofthenumberofbindingsitesperunitlengthorwidthofmachine-made,woven,knitted,andtuftedpileyarnfloorcoveringbothbeforeandafteradhesivebackingapplication.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3DeterminationofthenumberofbindingsitesperunitlengthorwidthofpilefloorcoveringpreviouslywascontainedwithinTestMethodsD418.NOTE1—Foruserconvenience,SubcommitteeD13.21hassubdividedTestMethodD418intoseparatestandards,ofwhichthistestmethodisone.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD418TestMethodforTestingPileYarnFloorCoveringConstruction(Withdrawn1998)3D1776PracticeforConditioningandTestingTextilesD1909StandardTableofCommercialMoistureRegainsforTextileFibersD2904PracticeforInterlaboratoryTestingofaTextileTestMethodthatProducesNormallyDistributedData(With-drawn2008)3D2906PracticeforStatementsonPrecisionandBiasforTextiles(Withdrawn2008)3D5684TerminologyRelatingtoPileFloorCoveringsE122PracticeforCalculatingSampleSizetoEstimate,WithSpecifiedPrecision,theAverageforaCharacteristicofaLotorProcess3.Terminology3.1FordefinitionstermsrelatingtoPileFloorCoverings,D13.21,refertoTerminologyD5684.3.1.1Thefollowingtermsarerelevanttothiss...
