Designation:D4932/D4932M−89(Reapproved2014)´1StandardTestMethodforFastenerRuptureandTearResistanceofRoofingandWaterproofingSheets,RollRoofing,andShingles1ThisstandardisissuedunderthefixeddesignationD4932/D4932M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—UnitsinformationwaseditoriallycorrectedinJanuary2014.1.Scope1.1Thistestmethodcoversthedeterminationoftheforceneededtopullafastenerthroughanytypeofroofingorwaterproofingplysheet,rollroofing,orshingle,ortocausefastenerfailureunderspecifiedlaboratoryconditions.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D226SpecificationforAsphalt-SaturatedOrganicFeltUsedinRoofingandWaterproofing3.SummaryofTestMethod3.1Theforceperpendiculartothefastenershanktotearthesheetortocausefastenerfailureismeasuredwiththefastenerheadseatedandnotseated(tear).3.2Theforceparalleltothefastenershanktorupturethesheetortocausefastenerfailureismeasuredwiththeheadseated(rupture,headpull-through).4.SignificanceandUse4.1Testvaluesfortheresistanceofspecificplysheets,rollroofing,orshinglestoselectedfastenerpull-throughmayassistinthedeterminationofappropriatefastenerspacing.Therelativebehaviorofdifferentfastenersandfastenerswithandwithoutcapsmaybeevaluated.4.2Laboratorydatawillnotpermitpredictionoffieldperformance,particularlylong-termperform...
