ASTM B194

Designation:B194–01e1StandardSpecificationforCopper-BerylliumAlloyPlate,Sheet,Strip,andRolledBar1ThisstandardisissuedunderthefixeddesignationB194;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.e1NOTE—ReferencedDocumentswereeditoriallycorrectedinNovember2003.1.Scope*1.1Thisspecificationestablishestherequirementsforcopper-berylliumalloyplate,sheet,strip,androlledbar.Thefollowingalloysarespecified:21ThisspecificationisunderthejurisdictionofASTMCommitteeB05onCopperandCopperAlloysandisthedirectresponsibilityofSubcommitteeB05.01onPlate,Sheet,andStrip.CurrenteditionapprovedOct.10,2001.PublishedDecember2001.OriginallypublishedasB194–45T.LastpreviouseditionB194–96.1ThisdocumentisnotanASTMstandardandisintendedonlytoprovidetheuserofanASTMstandardanindicationofwhatchangeshavebeenmadetothepreviousversion.Becauseitmaynotbetechnicallypossibletoadequatelydepictallchangesaccurately,ASTMrecommendsthatusersconsultprioreditionsasappropriate.InallcasesonlythecurrentversionofthestandardaspublishedbyASTMistobeconsideredtheofficialdocument.*ASummaryofChangessectionappearsattheendofthisstandard.Copyright©ASTMInternational,100BarrHarborDrive,POBoxC700,WestConshohocken,PA19428-2959,UnitedStates.CopperAlloyPreviouslyUsedCommercialNominalBerylliumUNSNo.2DesignationsContent,%C17000Alloy1651.7C17200Alloy251.91.2Unlessotherwiserequired,CopperAlloyUNSNo.C17200shallbethealloyfurnishedwheneverSpecificationB194isspecifiedwithoutanyalloydesignation.1.3Units—WiththeexceptionofGrainSizevalues,thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,whichareprovidedforinformationonlyandnotconsideredstandard.1.4Thefollowinghazardstatementpertainsonlytothetestmethodportionsintheannexofthisspecification:1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1Thefollowingdocumentsoftheissueineffectondateofmaterialpurchaseformapartofthisspecificationtotheextentreferencedherein:2.2ASTMStandards:B248SpecificationforGeneralRequirementsforWroughtCopperandCopper-AlloyPlate,Sheet,Strip,andRolledBar3B601ClassificationforTemperDesignationsforCopperandCopperAlloys—WroughtandCast3B846TerminologyforCopperandCopperAlloys3E8TestMethodsforTensionTestingofMetallicMaterials4E18TestMethodsforRockwellHardnessandRockwellSuperficialHardnessofMetallicMaterials4E112TestMethodsforDeterminingAverageGrainSize4E527PracticeforNumberingMetalsandAlloys(UNS)53.GeneralRequirements3.1ThefollowingsectionsofSpecificationB248constituteapartofthisspecification:3.1.1Terminology3.1.2MaterialsandManufacture3.1.3Dimensions,Weights,andPermissibleVariations3.1.4Workmanship,Finish,andAppearance3.1.5Sampling3.1.6NumberofTestsandRetests3.1.7SpecimenPreparation3.1.8TestMethods3.1.9SignificanceofNumericalLimits3.1.10Inspection3.1.11RejectionandRehearing3.1.12Certification3.1.13MillTestReport3.1.14PackagingandPackageMarking3.2Inaddition,whenasectionwithatitleidenticaltothatreferencedin3.1aboveappearsinthisspecification,itcontainsadditionalrequirementsthatsupplementthoseappearinginSpecificationB248.4.Terminology4.1Fortermsrelatingtocopperandcopperalloys,refertoTerminologyB846.5.OrderingInformation5.1Includethefollowinginformationinordersforproducts:5.1.1Quantity,5.1.2CopperAlloyUNSnumber(1.1),5.1.3Formofmaterial:plate,sheet,strip,orrolledbar,2TheUNSsystemforcopperandcopperalloys(seePracticeE527)isasimpleexpansionoftheformerstandarddesignationsystemaccomplishedbytheadditionofaprefix“C”andasuffix“00.”Thesuffixcanbeusedtoaccommodatecompositionvariationsofthebasealloy.3AnnualBookofASTMStandards,Vol02.01.4AnnualBookofASTMStandards,Vol03.01.5AnnualBookofASTMStandards,Vol01.01.B194–01e125.1.4Temper(7.1),5.1.5Dimensions:thicknessandwidth,andlengthifapplicable.5.1.6Howfurnished:rolls,stocklengthswithorwithoutends,specificlengthswithorwithoutends,5.1.7Typeofedge,ifrequired:slit,sheared,sawed,squarecorners,roundedcorners,roundededges,orfull-roundededges(SpecificationB248,Section5.6),5.1.8Typeofwidthandstraightnesstolerances,ifrequired:slit-metaltolerances,square-sheared-metaltolerances,sawed-metaltolerances,straightenedoredge-rolled-metaltolerances(SpecificationB248,Section5.3),5.1.9Specialthicknesstolerances,ifrequired(SpecificationB248,Table3),5.1.10Tensiontestorhardnessasapplicable(Section8),5.1.11Bendtest,ifrequired(Section11),5.1.12Grainsizeorgraincountifrequired(Section9or10),5.1.13Certificationifrequired(seeSpecificationB248,Section14),5.1.14MillTestReport,ifrequired(seeSpecificationB248,Section15),5.1.15Specificationnumberandyearofissue,and5.1.16Specialtestsorexceptions,ifany.5.2Whenmateria