Designation:D7241−13StandardTestMethodforPileThicknessofFinishedMultilevelPileYarnFloorCovering1ThisstandardisissuedunderthefixeddesignationD7241;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationofpilethicknessoffinishedmultilevelpileyarnfloorcoveringusingathicknessmeasuringinstrumenthavingastationarysurface(platen),acircularpressurefootunderspecifiedforce,andcapableofbeingmovedverticallyabovetheplaten.1.2Thistestmethodisapplicableonlytofinishedmultilevellooppileconstructions.NOTE1—DeterminationofpilethicknessofmultilevelpileyarnfloorcoveringswaspreviouslycontainedwithinTestMethodD418.Foruserconvenience,SubcommitteeD13.21subdividedTestMethodD418intoseparatestandardsofwhichthistestmethodisone.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD1776PracticeforConditioningandTestingTextilesD5684TerminologyRelatingtoPileFloorCoveringsD5823TestMethodforTuftHeightofPileFloorCoveringsE122PracticeforCalculatingSampleSizetoEstimate,WithSpecifiedPrecision,theAverageforaCharacteristicofaLotorProcess3.Terminology3.1FordefinitionsoftermsrelatingtoPileFloorCoverings,refertotheTerminologyD5684.3.2Thefollowingtermsarerelevanttothisstandard:carpet,cutpileyarnfloorcovering,finished,finishedpileyarnfloorcovering,floorcovering,pile,pilethickness,pileyarnfloorcovering,pitch,primarybacking,shorn...
