1、Designation:B140/B140M12(Reapproved 2017)Standard Specification forCopper-Zinc-Lead(Red Brass or Hardware Bronze)Rod,Bar,and Shapes1This standard is issued under the fixed designation B140/B140M;the number immediately following the designation indicates the yearof original adoption or,in the case of
2、 revision,the year of last revision.A number in parentheses indicates the year of last reapproval.A superscript 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 Defense.1.Scope*1.1 This specifica
3、tion establishes the requirements forcopper-zinc-lead(leaded red brass or hardware bronze)rod,bar,and shapes of UNS Copper Alloy Nos.C31400,C31600,and C32000 available for general and screw machine applica-tions.1.2 UnitsValues stated in either inch-pound units or SIunits are to be regarded separate
4、ly as standard.Within the text,SI units are shown in brackets.The values in each system maynot be exact equivalents;therefore,each system shall be usedindependently of the other.Combining values from the twosystems may result in nonconformance with the specification.1.3 This international standard w
5、as developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced
6、Documents2.1 ASTM Standards:2B249/B249M Specification for General Requirements forWrought Copper and Copper-Alloy Rod,Bar,Shapes andForgingsB601 Classification for Temper Designations for Copper andCopper AlloysWrought and CastB846 Terminology for Copper and Copper AlloysE8/E8M Test Methods for Tens
7、ion Testing of Metallic Ma-terialsE62 Test Methods for Chemical Analysis of Copper andCopperAlloys(Photometric Methods)(Withdrawn 2010)3E478 Test Methods for Chemical Analysis of Copper Alloys3.General Requirements3.1 The following sections of Specification B249/B249Mconstitute a part of this specif
8、ication:3.1.1 Terminology(B846),3.1.2 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 Certifi
9、cation,3.1.12 Test Report,3.1.13 Product Marking,3.1.14 Packaging and Package Marking,and3.1.15 Supplementary Requirements.3.2 In addition,when a section with a title identical to oneof those referenced in 3.1 appears in this specification,itcontains additional requirements which supplement those ap
10、-pearing in Specification B249/B249M.4.Ordering Information4.1 Include the following specified choices when placingorders for products under this specification,as applicable:4.1.1 ASTM designation and year of issue,4.1.2 Copper Alloy UNS No.designation(Scope),4.1.3 Temper designation(Temper Section)
11、,4.1.4 Dimensionsdiameter,distance between parallelsurfaces,4.1.5 How furnished;length,specific or stock,with orwithout ends,4.1.6 Quantity;total weight or length,or number of piecesof each temper,form,and alloy,and1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Coppe
12、r Alloys and is the direct responsibility of Subcommittee B05.02 on Rod,Bar,Wire,Shapes and Forgings.Current edition approved April 1,2017.Published April 2017.Originallyapproved in 1941.Last previous edition approved in 2012 as B140/B140M 12.DOI:10.1520/B0140_B0140M-12R17.2For referenced ASTM stand
13、ards,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.3The last approved version of this historical standard is referenced onwww.astm.org.*A Summa
14、ry of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in th
15、e Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 4.1.7 Intended application,general use or automatic screwmachine use(Straightness Tolerance).4.2 The following options
16、are available but may not beincluded unless specified at the time of placing of the orderwhen required:4.2.1 Certification(Specification B249/B249M),4.2.2 Mill Test Reports(Specification B249/B249M),and4.2.3 If product is purchased for agencies of the U.S.Government(Specification B249/B249M).5.Material and Manufacture5.1 Material:5.1.1 The material of manufacture shall be a form(castbillets,logs,or rods)of Copper Alloy UNS Nos.C31400,C31600,or C32000 of such purity and soundness as to besuitable
