Designation:D7267−13StandardTestMethodforEdgeRavelResistanceofFinishedLoopPile,PileYarnFloorCovering1ThisstandardisissuedunderthefixeddesignationD7267;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationoftheforcerequiredtoravelastraightsewnyarnfromtheedgeofalooppile,textilefloorcovering.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D76SpecificationforTensileTestingMachinesforTextilesD123TerminologyRelatingtoTextilesD1776PracticeforConditioningandTestingTextilesD5684TerminologyRelatingtoPileFloorCoverings3.Terminology3.1Fordefinitionsoftermsrelatingtopilefloorcoverings,refertoTerminologyD5684.3.2Thefollowingtermsarerelevanttothisstandard:carpet,constant-rate-of-extension,finished,finishedpileyarnfloorcovering,floorcovering,looppileyarnfloorcovering,pile,pileyarnfloorcovering,textilefloorcovering,tuft,tuftleg,tuftedfabric,edgeravel.3.3Fordefinitionofothertermsrelatedtotextiles,refertoTerminologyD123.4.SummaryofTestMethod4.1Ayarnendisraveledfromastraightsewn,looppiletextilefloorcoveringusingatensiletestingmachine.Theforcerequiredtopullthetuftedyarnfromtheedgeofatuftedlooppilefloorcoveringismeasuredandrecorded.Therequiredloadorforcetoremovetheyarnfromthespecimeniscalculatedanddefinedas“edgeravelstrength.”Floorcoveringinstallationexpertsrecommendusingaseamsealertosecurethecutedgesofatextilefloorcovering.5.S...
