Designation:F219−96(Reapproved2013)StandardTestMethodsofTestingFineRoundandFlatWireforElectronDevicesandLamps1ThisstandardisissuedunderthefixeddesignationF219;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodscoverthetestingoffinewire,flatorround,approximately0.010in.(0.25mm)andsmallerindiameterorthickness,usedinelectronicdevicesandlamps.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityofwhoeverusesthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2B63TestMethodforResistivityofMetallicallyConductingResistanceandContactMaterialsD374TestMethodsforThicknessofSolidElectricalInsu-lation(Withdrawn2013)3F16TestMethodsforMeasuringDiameterorThicknessofWireandRibbonforElectronicDevicesandLampsF205TestMethodforMeasuringDiameterofFineWirebyWeighingF289SpecificationforMolybdenumWireandRodforElectronicApplications3.TestSpecimens3.1Thenumberofspoolspershipmenttobecheckedshallbeagreeduponbytheproducerandconsumer.Threetestspecimensfromeachspooltobetestedshallbetakenforthepurposeofeachofthetestscoveredbythesemethods,exceptSection4,whereonespecimenpershipmentshallbesubmit-ted.Thesespecimensshallbeselectedsufficientlyfarfromeitherendofthespoolofwiretobefreefromkinks,bends,anddistortion.Withtheexceptionsmentionedin3.2,thespecimensshallbetakenfrompointsinthelengthofthewireseparatedbyatleast1ft(305mm).3.2Fortheedgewisecurvaturetest,straightnesstest,andtensionteststhespecimensshallbetakenfrompointsint...
