1、Designation:B134/B134M15Standard Specification forBrass Wire1This standard is issued under the fixed designation B134/B134M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year of last revision.A number in parentheses indicates t
2、he year of last reapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification establishes requirements for round,hexagonal,octagonal,rectangular and square brass wire ofUNS Alloy Nos.C21000,C22000,C22600,C23000,C23400,C24000,C260
3、00,C27000,and C27400.1.2 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately as standard.Thevalues stated in each system may not be exact equivalents;therefore,each system shall be used independently of the other.Combining values from the two systems may resul
4、t in non-conformance with the standard.2.Referenced Documents2.1 ASTM Standards:2B250/B250M Specification for General Requirements forWrought Copper Alloy WireB601 Classification for Temper Designations for Copper andCopper AlloysWrought and CastB846 Terminology for Copper and Copper AlloysE8/E8M Te
5、st Methods for Tension Testing of Metallic Ma-terialsE112 Test Methods for Determining Average Grain SizeE478 Test Methods for Chemical Analysis of Copper Alloys3.General Requirements3.1 The following sections of Specification B250/B250Mconstitute a part of this specification.3.1.1 Terminology,3.1.2
6、 Materials and Manufacture,3.1.3 Workmanship,Finish and Appearance,3.1.4 Sampling,3.1.5 Number of Tests and Retests,3.1.6 Specimen Preparation,3.1.7 Test Methods,3.1.8 Significance of Numerical limits,3.1.9 Inspection,3.1.10 Rejection and Rehearing,3.1.11 Certification,3.1.12 Mill Test Reports,3.1.1
7、3 Product Marking,3.1.14 Packaging and Package Marking,3.1.15 Supplementary Requirements.3.2 In addition,when a section with a title identical to thatreferenced in 3.1 appears in this specification,it containsadditional requirements that supplement those that appear inSpecification B250/B250M.4.Term
8、inology4.1 Definitions of Terms Specific to This Standard:4.1.1 camber offset,nthe axial component of curvature ofwire in an unrestrained state.4.1.1.1 DiscussionThe camber is measured as the offset inthe ends of one turn of freely hanging wire.4.1.2 cast,nthe maximum diameter of coiled wire whenone
9、 complete circumference rests completely on a flat surfaceas a table,workbench,or floor.4.2 For other definitions of terms related to copper andcopper alloys,refer to Terminology B846.5.Ordering Information5.1 Include the following information in orders for product:5.1.1 ASTM Designation and year of
10、 issue,5.1.2 Copper Alloy UNS No.designation,5.1.3 Temper,5.1.4 Crosssection:round,hexagonal,octagonal,rectangular,or square,5.1.5 Quantity:total weight,footage,or number of pieces ofeach temper,cross section,or alloy,5.1.6 Dimensions:diameter or distance between parallelsurfaces,width and thickness
11、,length,5.1.7 Type of edge:square corners,rounded edge,full-rounded edge,5.1.8 How furnished:coil,spool,or reel,specific lengthswith or without ends,and5.1.9 When material is purchased for agencies of the U.S.government(Specification B250/B250M).1This specification is under the jurisdiction ofASTM C
12、ommittee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.02 on Rod,Bar,Wire,Shapes and Forgings.Current edition approved May 1,2015.Published June 2015.Originallyapproved in 1940.Last previous edition approved in 2008 as B134/B134M 08.DOI:10.1520/B0134_B0134M-15.2
13、For referenced ASTM standards,visit the ASTM website,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 standardCo
14、pyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.2 The following options are available to this specificationand should be specified in the contract or purchase order whenrequired:5.2.1 Certification(Specification B250/B250M,and5.2.2 Mill t
15、est report(Specification B250/B250M.5.2.3 Cast and camber requirements,if specified.6.Materials and Manufacture6.1 MaterialThe material shall be made from cast billets,logs,or rods of Copper Alloy UNS Nos.C21000,C22000,C22600,C23000,C23400,C24000,C26000,C27000,orC27400,of such purity,soundness,and s
16、tructure to be suitablefor processing into the desired product.6.2 ManufactureThe products shall be manufactured bysuch hot working,cold working,and annealing processing as toproduce a uniform wrought structure in the finished product.7.Chemical Composition7.1 The material shall conform to the chemical composi-tional requirements specified in Table 1 for the copper alloyspecified in the ordering information.7.1.1 When all elements specified for a given alloy in Table1 are determined,their sum of
