1、Designation:B44116Standard Specification forCopper-Cobalt-Beryllium,Copper-Nickel-Beryllium,andCopper-Nickel-Lead-Beryllium Rod and Bar(UNS Nos.C17500,C17510,and C17465)1This standard is issued under the fixed designation B441;the number immediately following the designation indicates the year ofori
2、ginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Def
3、ense.1.Scope*1.1 This specification establishes the requirements forcopper-cobalt-beryllium alloy(UNS No.C17500),copper-nickel-beryllium alloy(UNS No.C17510),and copper-nickel-lead-beryllium alloy(UNS No.C17465)rod and bar in straightlengths.1.2 UnitsThe values stated in inch-pound units are to bere
4、garded as standard.The values given in parentheses aremathematical conversions to SI units,which are provided forinformation only and are not considered standard.1.3 The following hazard caveat pertains only to the testmethod(s)described in this specification.1.3.1 This standard does not purport to
5、address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and to determine theapplicability of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2B193 Test Met
6、hod for Resistivity of Electrical ConductorMaterialsB194 Specification for Copper-BerylliumAlloy Plate,Sheet,Strip,and Rolled BarB249/B249M Specification for General Requirements forWrought Copper and Copper-Alloy Rod,Bar,Shapes andForgingsB846 Terminology for Copper and Copper AlloysE8/E8M Test Met
7、hods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE1004 Test Method for Determining Electrical ConductivityUsing the Electromagnetic(Eddy-Current)Method3.General Requirements3.1 The following sections of Specification B249/B249Mconstitute a p
8、art of this specification:3.1.1 Terminology,3.1.2 Materials and Manufacture,3.1.3 Dimensions and Permissible Variations,3.1.4 Workmanship,Finish,and Appearance,3.1.5 Sampling,3.1.6 Number of Tests and Retests,3.1.7 Specimen Preparation,3.1.8 Test Methods,3.1.9 Significance of Numerical Limits,3.1.10
9、 Inspection,3.1.11 Rejection and Rehearing,3.1.12 Certification,3.1.13 Test Report,3.1.14 Packaging and Package Marking,and3.1.15 Supplementary Requirements.3.2 In addition,when a section with a title identical to thatreferenced in 3.1,above,appears in this specification,itcontains additional requir
10、ements that supplement those appear-ing in Specification B249/B249M.4.Terminology4.1 For definition of terms related to copper and copperalloys,refer to Terminology B846.5.Ordering Information5.1 Include the following specified choices when placingorders for product under this specification,as appli
11、cable:5.1.1 ASTM designation and year of issue,5.1.2 Copper Alloy UNS No.designation,5.1.3 Temper(Section 7),5.1.4 Form of product(cross section such as round,hexagonal,octagonal,rectangular,or square),1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and
12、is the direct responsibility of Subcommittee B05.02 on Rod,Bar,Wire,Shapes and Forgings.Current edition approved Oct.1,2016.Published November 2016.Originallyapproved in 1966.Last previous edition approved in 2010 as B44104(2010).DOI:10.1520/B0441-16.2For referenced ASTM standards,visit the ASTM web
13、site,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive
14、,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.1.5 Dimensions(diameter or distance between parallelsurfaces),5.1.6 Edge contours,5.1.7 Length,5.1.8 Quantitytotal weight,or total length,or number ofpieces for each form,temper,size,and copper alloy,5.1.9 Intended application.5.2 The fol
15、lowing options are available but may not beincluded unless specified at the time of placing of the orderwhen required:5.2.1 Heat identification or traceability details(Specifica-tion B249/B249M),5.2.2 Tensile strength test(9.1),5.2.3 Certification(Specification B249/B249M),5.2.4 Mill Test Report(Spe
16、cification B249/B249M),5.2.5 When product is purchased for agencies of the U.S.government.6.Chemical Composition6.1 The material shall conform to the chemical compositionrequirements in Table 1 for the copper alloy UNS No.designation specified in the ordering information.6.1.1 These composition limits do not preclude the presenceof other elements.By agreement between manufacturer andpurchaser,limits may be established and analysis required forunnamed elements.6.2 For the alloys in which copper i
