Designation:D6712−01(Reapproved2009)StandardSpecificationforUltra-High-Molecular-WeightPolyethylene(UHMW-PE)SolidPlasticShapes1ThisstandardisissuedunderthefixeddesignationD6712;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.INTRODUCTIONThisspecificationisintendedtobeameansofdefiningUltra-High-Molecular-Weight2Polyethylene(UHMW-PE)solidplasticshapesforcommercialuse.1.Scope1.1Thisspecificationcoversrequirementsandtestmethodsforthematerialandpropertiesofsolidplasticshapesmanu-facturedfromUHMW-PE.1.2Thepropertiesincludedinthisspecificationarethoserequiredforthecompositionscoveredandarederivedfrommoldedsamplesorfabricatedfromsheet,rodandprofiles.RequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecializedapplicationsmaybedescribedbyusingtheclassificationsystemgiveninSection4.1.3Thisspecificationallowsfortheuseofrecycledplastics(asdefinedinGuideD5033).1.4ThevaluesarestatedinSIunitsandareregardedasthestandardinallpropertytables.Forreferencepurposes,EnglishunitsarealsoincludedinTableS-UHMW-PEandTableA.1.5Thefollowingprecautionarycaveatpertainsonlytothetestmethodportionsofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.NOTE1—ThereisnoknownISOequivalenttothisstandard.2.ReferencedDocuments2.1ASTMStandards:3D618PracticeforConditioningPlasticsforTestingD638TestMethodforTensilePropertiesofPlasticsD883TerminologyRelatingtoPlasticsD1600TerminologyforAbbreviatedTermsRelatingtoPlas-ticsD3892PracticeforPackaging/PackingofPlasticsD4000ClassificationSystemforSpecifyingPlasticMateri-alsD4020SpecificationforUltra-High-Molecular-WeightPoly-ethyleneMoldingan...