astm-B473_Nickel-Alloy-Bar-and-Wire

Designation:B473–07StandardSpecificationforUNSN08020,UNSN08024,andUNSN08026NickelAlloyBarandWire1ThisstandardisissuedunderthefixeddesignationB473;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thisspecification2coversUNSN08020,UNSN08026,andUNSN08024barandwireotherthanrequiredforreforging.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:3A262PracticesforDetectingSusceptibilitytoIntergranu-larAttackinAusteniticStainlessSteelsB880SpecificationforGeneralRequirementsforChemicalCheckAnalysisLimitsforNickel,NickelAlloysandCobaltAlloysE8TestMethodsforTensionTestingofMetallicMaterialsE1473TestMethodsforChemicalAnalysisofNickel,Cobalt,andHigh-TemperatureAlloys3.Terminology3.1DefinitionsofTermsSpecifictoThisStandard:3.1.1Thetermsbarandwireasusedinthisspecificationaredescribedasfollows:3.1.2bars,n—hot-finishedrounds,squares,octagons,andhexagons:1⁄4in.(6.35mm)andoverindiameterorsize.Hot-finishedflats:1⁄4to10in.(254mm),inclusive,inwidth,1⁄8in.(3.175mm)andoverinthickness.Cold-finishedrounds,squares,octagons,hexagons,andshapes:over1⁄2in.(12.7mm)indiameterorsize.Cold-finishedflats:3⁄8in.(9.525mm)andoverinwidth(seeDiscussion(1)),1⁄8in.andoverinthickness(seeDiscussion(2)).3.1.2.1Discussion—(1)Widthslessthan3⁄8in.(9.525mm)andthicknesseslessthan3⁄16in.(4.75mm)aregenerallydescribedasflatwire.3.1.2.2Discussion—(2)Thicknesses1⁄8in.(3.175mm)tounder3⁄16in.(4.75mm)canbecold-rolledstripaswellasbar.3.1.3wire,n—coldfinishedonly:round,square,octagon,hexagon,andshapewire,1⁄2in.(12.7mm)andunderindiameterorsize.Cold-finishedonly:flatwire,3⁄16in.(4.76mm)tounder3⁄8in.(9.525mm)inwidth,0.010in.(0.254mm)tounder3⁄16in.inthickness.4.OrderingInformation4.1Itistheresponsibilityofthepurchasertospecifyallrequirementsthatarenecessaryforthesafeandsatisfactoryperformanceofmaterialorderedunderthisspecification.Examplesofsuchrequirementsinclude,butarenotlimitedto,thefollowing:4.1.1Quantity(weightornumberofpieces),4.1.2NameofmaterialorUNSnumber,4.1.3Form(barorwire),4.1.4Dimensions,4.1.5Condition,4.1.6Finish,4.1.7ASTMdesignationandyearofissue,4.1.8Inspection(15.1),4.1.9Supplementaryrequirements,ifany,and4.1.10Ifpossible,theintendedenduse.NOTE1—Atypicalorderingdescriptionisasfollows:200bars,UNSN08020,1in.(25.4mm)roundby10to14ft(3.0to3.6m),centerlessground,SpecificationB473.5.MaterialsandManufacture5.1HeatTreatment—TheproductofUNSN08020alloyshallbefurnishedinthestabilized-annealedcondition.TheproductofUNSN08026alloyshallbefurnishedinthesolution-annealedcondition.TheproductofUNSN08024alloyshallbefurnishedintheannealedcondition.1ThisspecificationisunderthejurisdictionofASTMCommitteeB02onNonferrousMetalsandAlloysandisthedirectresponsibilityofSubcommitteeB02.07onRefinedNickelandCobaltandTheirAlloys.CurrenteditionapprovedMay1,2007.PublishedJune2007.Originallyapprovedin1968.Lastpreviouseditionapprovedin2002asB473–96(2002)e1.2ForASMEBoilerandPressureVesselCodeapplicationsseerelatedSpecifi-cationSB-473inSectionIIofthatCode.3ForreferencedASTMstandards,visittheASTMwebsite,@astm.org.ForAnnualBookofASTMStandardsvolumeinformation,refertothestandard’sDocumentSummarypageontheASTMwebsite.1*ASummaryofChangessectionappearsattheendofthisstandard.Copyright©ASTMInternational,100BarrHarborDrive,POBoxC700,WestConshohocken,PA19428-2959,UnitedStates.CopyrightbyASTMInt'l(allrightsreserved);MonJul3010:46:41EDT2007Downloaded/printedbyJimLGossett(FisherTechnicalCenter)pursuanttoLicenseAgreement.Nofurtherreproductionsauthorized.NOTE2—Therecommendedannealingtemperaturesallfollowedbyquenchinginwaterorrapidlycoolingbyothermeansareasfollows:1700to1850°F(927to1010°C)forUNSN08020,2050to2200°F(1121to1204°C)forUNSN08026,and1925to1975°F(1052to1079°C)forUNSN08024.6.ChemicalComposition6.1ThematerialshallconformtotherequirementsastochemicalcompositionprescribedinTable1.6.2Ifaproduct(check)analysisisperformedbythepurchaser,thematerialshallconformtotheproduct(check)analysisvariationsprescribedinSpecificationB880.7.Condition7.1Barsshallbefurnishedannealedandeitherhotfinishedorcoldfinished.Strain-hardenedmaterialisavailableonlyascoldfinished.7.2Wirewillbefurnishedonlyasannealedandcoldfinished.8.MechanicalProperties8.1Thematerialshallconformtotheapplicablerequire-mentsastomechanicalpropertiesprescribedinTable2.9.DimensionsandPermissibleVariations9.1Bar—Barsshallconformtothevariationsin