Designation:F2819−10(Reapproved2015)StandardTestMethodsforMeasurementofStraightnessofBar,Rod,TubingandWiretobeusedforMedicalDevices1ThisstandardisissuedunderthefixeddesignationF2819;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisstandardcoversthevarioustestmethodstobeusedformeasurementofstraightnessofbar,rod,tubing,andwire.Thesetestmethodsapplyprimarilytobar,rod,tubing,andwirethatareorderedinthestraightenedandcut-to-lengthcondition.Italsoappliestosmalldiametertubingandwirethathasbeenspeciallyprocessedtorolloffaspoolinthestraightenedcondition.1.2Thesetestmethodsapplytostraightnessofroundwirethathasadiameterbetween0.05and4.78mm(0.002and0.188in.).Theyalsoapplytoflatness(camber)offlat-shapedwireorribbonwithamaximumdimensionbetween0.05and4.78mm(0.002and0.188in.).Forflatness(camber)measurement,refertoTestMethodF2754/F2754M.NOTE1—ThecurrentversionofTestMethodF2754/F2754Mcoversadifferentdiameterrange(0.0127to4.78mm(0.0005to0.188in.))anddoesnotincludesuperelasticNiTi.TheseexceptionswouldnotaffectthecambermeasurementasconductedbyTestMethodF2754/F2754M.1.3Thesetestmethodsapplytostraightnessofroundtubingthathasanouterdiameterbetween0.05and6.35mm(0.002and0.25in.).1.4Thesetestmethodsapplytostraightnessofroundrodthathasadiameterbetween4.78and6.35mm(0.188and0.25in).Italsoappliestoflatness(camber)offlatandshapedrodwithamaximumdimensionbetween4.78and6.35mm(0.188and0.25in).Formeasurementofflatness(camber),refertoTestMethodF2754/F2754M.NOTE2—ThecurrentversionofTestMethodF2754/F2754Mcoversadifferentdiameterrange(0.0127to4.78mm(0.0005to0.188in.))anddoesnotincludesuperelasticNiTi.TheseexceptionswouldnotaffectthecambermeasurementasconductedbyTestMethodF2754/F2754M.1.5Thesetestmethodsapplytostraightnessofroundbarthathasadiameterbetween6.35and101.6mm(0.25and4in).Ita...
