1、Designation:B249/B249M11 Designation: B249/B249M 12Standard Specification forGeneral Requirements for Wrought Copper and Copper-Alloy Rod, Bar, Shapes and Forgings1This standard is issued under the fixed designation B249/B249M; the number immediately following the designation indicates the yearof or
2、iginal adoption or, in the case of 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 Department of
3、Defense.1. Scope*1.1 This specification2establishes the general requirements common to wrought copper and copper alloy rod, bar, shapes, andforgings which shall apply to Specifications B16/B16M, B21/B21M, B98/B98M, B124/B124M, B138/B138M, B139/B139M,B140/B140M, B150/B150M, B151/B151M, B187/B187M, B1
4、96/B196M, B283B283/B283M, B301/B301M, B371/B371M,B411/B411M, B441, B453/B453M, B455, B570, B870, B927, and B927/B927M, B929, B967/B967M, and B974/B974M to theextent referenced therein.1.2 The chemical composition, physical and mechanical properties, and all other requirements not included in this sp
5、ecificationare prescribed in the product specification.1.3 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately as standard. The values statedin each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining
6、 valuesfrom the two systems may result in non-conformance with the standard.1.3.1 Within the text the SI values are given in brackets. Note1Requirements for flat wire (defined as flat products up to andincluding 0.188 in. thick and up to 114 in. in width, with all surfaces rolled or drawn, without h
7、aving been slit, sheared or sawed)including square, furnished in coils or straight lengths, or on spools, reels, or bucks are described by the wire SpecificationsB206/B206M and B272.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the r
8、esponsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:3B16/B16M Specification for Free-Cutting Brass Rod, Bar and Shapes for Use in Screw MachinesB
9、21/B21M Specification for Naval Brass Rod, Bar, and ShapesB98/B98M Specification for Copper-Silicon Alloy Rod, Bar and ShapesB124/B124M Specification for Copper and Copper Alloy Forging Rod, Bar, and ShapesB138/B138M Specification for Manganese Bronze Rod, Bar, and ShapesB139/B139M Specification for
10、 Phosphor Bronze Rod, Bar, and ShapesB140/B140M Specification for Copper-Zinc-Lead (Red Brass or Hardware Bronze) Rod, Bar, and ShapesB150/B150M Specification for Aluminum Bronze Rod, Bar, and ShapesB151/B151M Specification for Copper-Nickel-Zinc Alloy (Nickel Silver) and Copper-Nickel Rod and BarB1
11、54 Test Method for Mercurous Nitrate Test for Copper AlloysB187/B187M Specification for Copper, Bus Bar, Rod, and Shapes and General Purpose Rod, Bar, and ShapesB193 Test Method for Resistivity of Electrical Conductor MaterialsB194 Specification for Copper-Beryllium Alloy Plate, Sheet, Strip, and Ro
12、lled BarB196/B196M Specification for Copper-Beryllium Alloy Rod and Bar B206/B206MSpecification for Copper-Nickel-Zinc(Nickel Silver) Wire and Copper-Nickel Alloy Wire1This specification is under the jurisdiction of ASTM Committee B05 on Copper and Copper Alloys and is the direct responsibility of S
13、ubcommittee B05.02 on Rod,Bar, Wire, Shapes and Forgings.Current edition approved Jan.April 1, 2011.2012. Published February 2011.May 2012. Originally approved in 1951. Last previous edition approved in 20102011 asB249/B249M 101. DOI: 10.1520/B0249_B0249M-112.2For ASME Boiler and Pressure Vessel Cod
14、e applications see related Specifications SB-249 in Section II of that Code.3For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on
15、the ASTM website.1This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users
16、 consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshoh
17、ocken, PA 19428-2959, United States.B272Specification for Copper Flat Products with Finished (Rolled or Drawn) Edges (Flat Wire and Strip)B283283/B283M Specification for Copper and Copper-Alloy Die Forgings (Hot-Pressed)B301/B301M Specification for Free-Cutting Copper Rod, Bar, Wire, and ShapesB371/
18、B371M Specification for Copper-Zinc-Silicon Alloy RodB411/B411M Specification for Copper-Nickel-Silicon Alloy Rod and BarB441 Specification for Copper-Cobalt-Beryllium, Copper-Nickel-Beryllium, and Copper-Nickel-Lead-Beryllium Rod and Bar(UNS Nos. C17500, C17510, and C17465)B453/B453M Specification
19、for Copper-Zinc-Lead Alloy (Leaded-Brass) Rod, Bar, and ShapesB455 Specification for Copper-Zinc-Lead Alloy (Leaded-Brass) Extruded ShapesB570 Specification for Copper-Beryllium Alloy (UNS Nos. C17000 and C17200) Forgings and ExtrusionsB577 Test Methods for Detection of Cuprous Oxide (Hydrogen Embri
20、ttlement Susceptibility) in CopperB846 Terminology for Copper and Copper AlloysB858 Test Method for Ammonia Vapor Test for Determining Susceptibility to Stress Corrosion Cracking in Copper AlloysB870 Specification for Copper-Beryllium Alloy Forgings and Extrusions Alloys (UNS Nos. C17500 and C17510)
21、B900 Practice for Packaging of Copper and Copper Alloy Mill Products for U.S. Government AgenciesB927927/B927M Specification for Brass Rod, Bar, and ShapesB929 Specification for Copper-Nickel-Tin Spinodal Alloy Rod and BarB967/B967M Specification for Copper-Zinc-Tin-Bismuth Alloy Rod, Bar and WireB9
22、74/B974M Specification for Free-Cutting Bismuth Brass Rod, Bar and WireD4855 Practice for Comparing Test MethodsE3 Guide for Preparation of Metallographic SpecimensE8/E8M Test Methods for Tension Testing of Metallic MaterialsE18 Test Methods for Rockwell Hardness of Metallic MaterialsE29 Practice fo
23、r Using Significant Digits in Test Data to Determine Conformance with SpecificationsE53 Test Method for Determination of Copper in Unalloyed Copper by GravimetryE54 Test Methods for Chemical Analysis of Special Brasses and BronzesE62 Test Methods for Chemical Analysis of Copper and Copper Alloys (Ph
24、otometric Methods)E75 Test Methods for Chemical Analysis of Copper-Nickel and Copper-Nickel-Zinc AlloysE76 Test Methods for Chemical Analysis of Nickel-Copper AlloysE112 Test Methods for Determining Average Grain SizeE118 Test Methods for Chemical Analysis of Copper-Chromium AlloysE121 Test Methods
25、for Chemical Analysis of Copper-Tellurium AlloysE255 Practice for Sampling Copper and Copper Alloys for the Determination of Chemical CompositionE290 Test Methods for Bend Testing of Material for DuctilityE478 Test Methods for Chemical Analysis of Copper AlloysE581 Test Methods for Chemical Analysis
26、 of Manganese-Copper Alloys3. Terminology3.1Definitions:3.1.1bar, na solid rectangular section, or one with two-plane parallel surfaces and round or other simple regularly shapedfinished edges, up to and including 12 in. 300 mm in width and over 0.188 in. 5 mm in thickness furnished in straight leng
27、thsor in rolls and with finished edges, either rolled, drawn, or extruded.3.1.2bus conductor stock, na bar, rod, or shape of high conductivity copper used to make electrical conductors.3.1.2.1bus bar, nof solid or square cross section or a solid section with two plane parallel surfaces and round or
28、other simpleregular shaped edges.3.1.2.2bus rod, nsolid round and regular polygons of six and eight sides.3.1.2.3bus shape, na solid section other than regular rod, bar, plate, sheet, strip, or flat wire, and may be of oval, half oval,half round, triangular, pentagonal, or of any special cross secti
29、on.3.1.3capable of, adjpossessing the required properties or characteristics, or both, necessary to conform to specificationrequirement(s) when subjected to specified test(s).3.1.4coil, na length of the product wound into a series of connected turns. The unqualified term as applied to “flat wire” re
30、fersto a coil in which the product is spirally wound, with the successive layers one atop the other (sometimes called a “roll”).3.1.4.1coil, level or traverse wound, na coil in which the turns are positioned into layers parallel to the axis of the coil suchthat successive turns in a given layer are
31、next to one another.3.1.4.2coil, level or traverse wound on a reel or spool, na coil in which the turns are positioned into layers on a reel or spoolparallel to the axis of the reel or spool such that successive turns in a given layer are next to one another.3.1.4.3coil, stagger wound, na coil in wh
32、ich the turns are positioned into layers approximately parallel to the axis of the coil,but not necessarily with the fixed regularity of a level or traverse wound coil.3.1.5lengthB249/B249M 1223.1 For definitions of terms related to copper and copper alloys, refer to Terminology B846.3.2 Definitions
33、 of Terms Specific to This Standard:3.2.1 lengths, mill, nstraight pieces of the product.3.1.5.1lengths, ends, nstraight pieces, shorter than the nominal length, left over after cutting the product into mill lengths,stock lengths, or specific lengths. They are subject to minimum length and maximum w
34、eight requirements.3.1.5.2lengths, mill, nstraight lengths, including ends, that can be conveniently manufactured in the mill. Full length piecesare usually 10 or 12 ft 3000 or 3600 mm.3.1.5.3lengths, multiple, nstraight lengths of integral multiples of a base length, with suitable allowance for cut
35、ting whenspecified.3.1.5.4lengths, specific, nstraight lengths that are uniform in length, as specified, and subject to established length tolerances.3.1.5.5lengths, specific with ends, nspecific lengths, including ends.3.1.5.6lengths, stock, nstraight lengths that are mill cut and stored in advance
36、 of orders. They are usually 10 or 12 ft 3000or 3600 mm and subject to established length tolerances.3.1.5.7lengths, stock with ends, nstock lengths, including ends.3.1.6reel or spool3.2.2 lengths, stock, na cylindrical device that has a rim at each end and an axial hole for a shaft or spindle, and
37、on whichthe product is wound to facilitate handling and shipping.3.1.7rod, na round, regular hexagonal, or regular octagonal solid section furnished in straight lengths (a regular hexagonal ora regular octagonal rod is a solid section having equal sides and equal angles).3.1.7.1rod, piston finish, n
38、a round rod having a special surface produced by turning or grinding to close tolerances for diameterand straightness.3.1.7.2rod, shafting, na round rod specially manufactured to the close straightness tolerances required for use in shafting.3.1.8shape, na solid section other than regular rod, bar,
39、plate, sheet, strip, or flat wire, and may be of oval, half oval, halfround, triangular, pentagonal, or of any special cross section furnished in straight lengths.3.1.9unaided eye, adjvisual inspection without the use of special equipment or enhancement excepting the use of correctivelenses.3.2For o
40、ther terms not referenced herein, see Terminology B846. straight lengths that are mill cut and stored in advance oforders. They are usually 10 or 12 ft 3000 or 3600 mm and subject to established length tolerances.4. Materials and Manufacture4.1 Materials:4.1.1The materials shall conform to the publi
41、shed compositional requirements of the Copper or Copper Alloy UNS No.designation specified in the ordering information.4.1.2In the event heat identification or traceability is required, the purchaser shall specify the details desired.4.1.1 The material of manufacture shall be a form of the Copper or
42、 CopperAlloy UNS No. designation specified in the orderinginformation of such purity and soundness as to be suitable for processing into the products described in the product specification.4.1.2 When specified in the contract or purchase order, that heat identification or traceability is required, t
43、he purchaser shallspecify the details desired.NOTE2Because of 1Due to the discontinuous nature of the processing of castings into wrought products, it is not always practical to identifyspecific casting analysis with a specific quantity of finished material. product.4.2 ManufactureThe product shall
44、be produced by hot working, cold working, or both, and finished by such cold working,annealing or heat treatment and straightening as may be necessary to meet the properties specified.4.2.1The product shall be manufactured by such hot working, cold working, and annealing processes as to produce a un
45、iformwrought structure in the finished product.4.2.1 The product shall be hot or cold worked to the finished size and subsequently annealed or heat treated when required, andstraightened to meet the properties specified.4.2.2 EdgesThe edge shall be drawn, extruded, or rolled; refer to Edge Contours
46、in Section 6.5. Chemical Composition5.1 The material of manufacture shall conform to the compositional chemical composition requirements prescribed in theproduct specification.5.1.1When 5.1.1 Results of analysis on a product (check) sample is analyzed by the purchaser, the material shall conform tot
47、he compositionalcomposition requirements within the permitted analytical variance given in the product specification.5.2 The composition limits established for the Copper or Copper Alloy UNS No. designation specified in the productspecification doesdo not preclude the presence of other elements. Lim
48、its may be established and analysis required for unnamedelements by agreement between the manufacturer or supplier and the purchaser. By agreement between the manufacturer orsupplier and the purchaser. Limits may be established and analysis required for unnamed elements.5.3 When material composition
49、 has been determined during the course of manufacture, analysis of the finished product by themanufacturer is not required.B249/B249M 1236. Dimensions, Mass and Permissible Variations6.1 GeneralFor the purpose of determining conformance with the dimensional requirements, any measured value outside thespecified limiting values for any dimension may be cause for rejection.6.1.1 The dimensions and tolerances for products referenced to this specification, shall be as noted in the following paragraphsand tables, where the product specificati
