1、Designation: B283/B283M 12B283/B283M 14Standard Specification forCopper and Copper-Alloy Die Forgings (Hot-Pressed)1This standard is issued under the fixed designation B283/B283M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the
2、 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 specification est
3、ablishes the requirements for copper and copper alloy die forgings produced by the hot pressingmethod. The following copper and copper alloys are included:Copper or Copper AlloyUNS No. NameC11000 copperC14500 copper-telluriumC14700 copper-sulfurC27450 plumbing brassC27451 plumbing brassC35330 leaded
4、 brassC36500 leaded Muntz metalC37000 free-cutting Muntz metalC37700 forging brassC46400 naval brassC48200 medium leaded naval brassC48500 leaded naval brassC48600 naval brassC49250 copper-zinc-bismuth alloyC49255 copper-zinc-bismuth-nickel alloyC49260 copper-zinc-bismuth alloyC49300 copper-zinc-tin
5、-bismuth alloyC49340 copper-zinc-tin-bismuth alloyC49350 copper-zinc-tin-bismuth alloyC49355 bismuth brassC61900 aluminum bronzeC62300 aluminum bronze, 9 %C63000 aluminum-nickel bronzeC63200 aluminum-nickel bronzeC64200 aluminum-silicon bronzeC64210 aluminum-silicon bronze, 6.7 %C65500 high-silicon
6、bronze (A)C67500 manganese bronze (A)C67600 . . .C69300 copper-zinc-siliconC70620 copper-nickel 90-10C71520 copper-nickel 70-30C77400 nickel silver, 45-10C87700 silicon bronzeC87710 silicon bronze1.2 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately as stand
7、ard. The values statedin each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining valuesfrom the two systems may result in non-conformance with the standard.NOTE 1Nominal composition and relative forgeability ratings are given in Appendix X
8、1. Copper-nickel alloys C70620 and C71520 are intended forwelded applications with seawater exposure.NOTE 2Wrought product intended for hot forging is described in Specification B124/B124M.1 This specification is under the jurisdiction ofASTM Committee B05 on Copper and CopperAlloys and is the direc
9、t responsibility of Subcommittee B05.02 on Rod, Bar,Wire, Shapes and Forgings.Current edition approved April 1, 2012April 1, 2014. Published May 2012May 2014. Originally approved in 1953. Last previous edition approved in 20112012 asB283/B283M 11a.B283/B283M 12. DOI: 10.1520/B0283_B0283M-12.10.1520/
10、B0283_B0283M-14.This 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 c
11、onsult 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 standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohock
12、en, PA 19428-2959. United States11.3 The following safety caveat pertains only to Section 10 of this specification. This standard does not purport to address allof the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriatesafe
13、ty and health practices and determine the applicability of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2B124/B124M Specification for Copper and Copper Alloy Forging Rod, Bar, and ShapesB249/B249M Specification for General Requirements for Wrought Copper and Copper-A
14、lloy Rod, Bar, Shapes and ForgingsB846 Terminology for Copper and Copper AlloysE8/E8M Test Methods for Tension Testing of Metallic MaterialsE62 Test Methods for Chemical Analysis of Copper and Copper Alloys (Photometric Methods) (Withdrawn 2010)3E75 Test Methods for Chemical Analysis of Copper-Nicke
15、l and Copper-Nickel-Zinc Alloys (Withdrawn 2010)3E478 Test Methods for Chemical Analysis of Copper Alloys2.2 Other Standards:ISO 7602 Determination of Tellurium Content (High Content)Flame Atomic Absorption Spectrometric Method4JIS H 1068:2005 Method for Determination of Bismuth in Copper and Copper
16、 Alloys5 (Japanese Industrial Standards)2.3 Military Standards:6MIL-STD-792 Identification Marking Requirements for Special Purpose ComponentsNAVSEA T9074-AS-GIB-010/271 Requirements for Nondestructive Testing Method3. General Requirements3.1 The following sections of Specification B249/B249M consti
17、tute a part of this specification:3.1.1 Terminology,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 Reh
18、earing,3.1.11 Certification,3.1.12 Test Reports,3.1.13 Packaging and Package Marking, and3.1.14 Supplementary Requirements.3.1.15 In addition, when a section with a title identical to one of those referenced in 3.1, above, appears in this specification,it contains additional requirements that supple
19、ment those appearing in Specification B249/B249M.4. Terminology4.1 Definitions:4.1.1 For definitions of terms related to copper and copper alloys, refer to Terminology B846.4.2 Definitions of Terms Specific to This Standard:4.2.1 hot pressed forging, na product made by pressing a heated blank or sec
20、tion of wrought or cast copper or copper alloyin a closed impression die.5. Ordering Information5.1 Include the following information when placing orders for products to this specification, as applicable:5.1.1 ASTM designation and year of issue,5.1.2 Copper or Copper Alloy UNS No. designation (Scope
21、),2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.3 The last approved version of this historical standard is
22、referenced on www.astm.org.4 Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/www.ansi.org.5 Available from Japanese Industrial Standards, http:/www.JIS.or.jp/ Standards Organization (JSA), 4-1-24 Akasaka Minato-Ku, Tokyo 107-8440, Jap
23、an, http:/www.jsa.or.jp.6 Available from Standardization Documents Order Desk, DODSSP, Bldg. 4, Section D, DLA Document Services, Building 4D, 700 Robbins Ave., Philadelphia, PA19111-5098, http:/www.dodssp.daps.mil. 19111-5094, http:/quicksearch.dla.mil/.B283/B283M 1425.1.3 Drawing showing the shape
24、 dimensions and tolerances (Dimensions and Permissible Variations),5.1.4 Temper (as specified herein),5.1.5 Quantity: total weight or number of pieces for each form, temper, and copper or copper alloy,5.1.6 When product is purchased for agencies of the U.S. government (as specified herein), and5.1.7
25、 When product must adhere to the requirements of ASME Boiler and Pressure Vessel Code (Mechanical PropertyRequirements).5.2 The following requirements are optional and shall be specified in the contract or purchase order.5.2.1 Certification (as specified herein and Supplementary Requirements),5.2.2
26、Mill test report (as specified in B249/B249M), and5.2.3 Ultrasonic inspection report (Supplementary Requirements).6. Material and Manufacture6.1 Materials:6.1.1 The material of manufacture shall be a form of rods, billets, or blanks cut from cast or wrought material of one of thecopper or copper all
27、oys listed in the Scope of this specification and of purity and soundness as to be suitable for processing in tothe products prescribed herein.6.1.2 In the event heat identification or traceability is required, the purchaser shall specify the details desired.NOTE 3Due to the discontinuous nature of
28、the processing of castings into wrought products, it is not always practical to identify specific castinganalysis with a specific quantity of finished material.6.2 Manufacture:6.2.1 The product shall be manufactured by hot pressing material between the upper and lower sections of a set of diesconfor
29、ming to the configuration defined by the purchasers submitted drawings.6.2.2 Product of Copper Alloy UNS No. C63000 and C63200 shall be heat treated (as specified herein).7. Chemical Composition7.1 The material shall conform to the chemical composition requirements in Table 1 for the Copper or Coppe
30、r Alloy UNS No.designation specified in the ordering information.7.2 These composition limits do not preclude the presence of other elements. By agreement between manufacturer andpurchaser, limits may be established and analysis required for unnamed elements.7.2.1 For alloys in which copper is liste
31、d as “remainder”,“remainder,” copper is the difference between the sum of results ofall elements determined and 100%.100 %.7.2.2 For alloys in which zinc is listed as “remainder”,“remainder,” either copper or zinc may be taken as the difference betweenthe sum of results of all other elements determi
32、ned and 100%.100 %.7.3 When all elements in Table 1 are determined for Copper Alloy UNS No. C36500, C37000, C46400, C48200, C48500,C48600, the sum of results shall be 99.6 % min, for all other alloys the sum of results shall be 99.5 % min.8. Temper8.1 The standard tempers for products described in t
33、his specification are as follows:8.1.1 As hot forged-air cooled M10,8.1.2 As forged-quenched M11,8.1.3 Hot forged and annealed O20.8.2 UNS Alloy Nos. C63000 and C63200 shall be furnished as:8.2.1 Quench hardened and temper annealed, TQ50.8.3 Alloys C70620 and C71520 shall be furnished in the followi
34、ng tempers:8.3.1 As hot forged-air cooled M10, unless,8.3.2 Hot forged and annealed O20 is specified.8.4 Other tempers, shall be subjected to agreement between the manufacturer and the purchaser.9. Mechanical Property Requirements9.1 Mechanical property requirements are subject to agreement between
35、the manufacturer and the purchaser.9.2 Product furnished to this specification for UNS Alloy No. C70620 and C71520 and specified to meet the requirements ofthe ASME Boiler and Pressure Vessel Code shall conform to the tensile requirements prescribed in Table 2, when tested inaccordance with Test Met
36、hods E8/E8M.9.2.1 Acceptance or rejection based upon mechanical properties for UNS Alloy No. C70620 and C71520 shall depend only ontensile strength.B283/B283M 143TABLE 1 Chemical Requirementscolwidth=“9.44*“/COLSPECcolwidth=“7.66*“/COLSPECcolwidth=“5.09*“/COLSPECcolwidth=“6.75*“/COLSPECcolwidth=“5.3
37、2*“/COLSPECcolwidth=“7.88*“/COLSPECcolwidth=“5.66*“/COLSPECcolwidth=“7.87*“/COLSPECcolwidth=“6.43*“/COLSPECcolwidth=“6.14*“/COLSPECcolwidth=“5.65*“/COLSPECcolwidth=“7.05*“/COLSPECcolwidth=“7.15*“/COLSPECcolwidth=“5.75*“/COLSPECcolwidth=“6.93*“/COLSPECCopper orCopper AlloyUNS No.Composition, %Copper
38、Lead Tin Iron Nickel(incl Co)AluminumC11000 99.90A min . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .C14500B 99.90C min . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.400.70.0040.012D. . . . . .C14500B 99.90C min . . . . . . . . . . . . . . . . . . . . . . . .
39、 . . . 0.400.70.0040.012D. . . . . .C14700B 99.90E min . . . . . . . . . . . . . . . . . . . . . . . . 0.200.50 . . . 0.0020.005D . . . . . .C27450 60.065.0 0.25 max . . . 0.35 max . . . . . . . . . . . . remainder . . . . . . . . . . . . . . .C27451 61.065.0 0.25 max . . . 0.35 max . . . . . . . .
40、. . . . remainder . . . . . . 0.050.20 . . . . . .C35330 59.564.0 1.53.5 . . . . . . . . . . . . . . . . . . remainder . . . . . . . . . .02.25 . . .C36500 58.061.0 0.250.7 0.25 max 0.15 max . . . . . . . . . . . . remainder . . . . . . . . . . . . . . .C37000 59.062.0 0.81.5 . . . 0.15 max . . . .
41、. . . . . . . . remainder . . . . . . . . . . . . . . .C37700 58.061.0 1.52.5 . . . 0.30 max . . . . . . . . . . . . remainder . . . . . . . . . . . . . . .C46400 59.062.0 0.20 max 0.501.0 0.10 max . . . . . . . . . . . . remainder . . . . . . . . . . . . . . .C48200 59.062.0 0.401.0 0.501.0 0.10 ma
42、x . . . . . . . . . . . . remainder . . . . . . . . . . . . . . .C48500 59.062.0 1.32.2 0.501.0 0.10 max . . . . . . . . . . . . remainder . . . . . . . . . . . . . . .C48600 59.062.0 1.02.5 .301.5 . . . . . . . . . . . . . . . remainder . . . . . . . . . .02.25 . . .C49250F 58.061.0 0.09 max 0.30 m
43、ax 0.50 max . . . . . . . . . . . . remainder . . . . . . . . . . . . 1.82.4C49255G 58.060.0 0.01 max 0.50 max 0.10 max 0.10-0.30 . . . 0.10 max . . . remainder . . . . . . 0.10 max . . . 1.7-2.9C49255G 58.060.0 0.01 max 0.50 max 0.10 max 0.10-0.30 . . . 0.10 max . . . remainder . . . . . . 0.10 max
44、 . . . 1.72.9C49260F 58.0-63.0 0.09 max 0.50 max 0.50 max . . . . . . 0.10 max . . . remainder . . . . . . 0.05-0.15 . . . 0.50-1.8C49260F 58.063.0 0.09 max 0.50 max 0.50 max . . . . . . 0.10 max . . . remainder . . . . . . 0.05-0.15 . . . 0.501.8C49300H 58.0-62.0 0.01 max 1.0-1.8 0.10 max 1.5 max 0
45、.50 max 0.10 max 0.03 max remainder . . . . . . 0.20 max . . . 0.50-2.0C49300H 58.062.0 0.01 max 1.01.8 0.10 max 1.5 max 0.50 max 0.10 max 0.03 max remainder . . . . . . 0.20 max . . . 0.502.0C49340F 60.0-63.0 0.09 max 0.50-1.5 0.12 max . . . . . . 0.10 max . . . remainder . . . . . . 0.05-0.15 . .
46、. 0.50-2.2C49340F 60.063.0 0.09 max 0.501.5 0.12 max . . . . . . 0.10 max . . . remainder . . . . . . 0.05-0.15 . . . 0.502.2C49350I 61.0-63.0 0.09 max 1.5-3.0 0.12 max . . . . . . 0.30 max . . . remainder . . . . . . 0.04-0.15 . . . 0.50-2.5C49350I 61.063.0 0.09 max 1.53.0 0.12 max . . . . . . 0.30
47、 max . . . remainder . . . . . . 0.04-0.15 . . . 0.502.5C49355J 63.0-69.0 0.09 max 0.50-2.0 0.10 max . . . . . . 1.0-2.0 0.10 max 27.0-35.0. . . . . . . . . . . . 0.50-1.5C49355J 63.069.0 0.09 max 0.50-2.0 0.10 max . . . . . . 1.0-2.0 0.10 max 27.035.0 . . . . . . . . . . . . 0.501.5C61900 remainder
48、 0.02 max 0.6 max 3.04.5K . . . 8.510.00 . . . . . . 0.8 max . . . . . . . . . . . . . . .C62300 remainder . . . 0.6 max 2.04.0 1.0 max 8.510.0 0.25 max 0.50 max . . . . . . . . . . . . . . . . . .C63000 remainder . . . 0.20 max 2.04.0 4.05.5 9.011.0 0.25 max 1.5 max 0.30max. . . . . . . . . . . . .
49、 . .C63200 remainder 0.02 max . . . 3.54.3L 4.04.8 8.79.5 0.10 max 1.22.0 . . . . . . . . . . . . . . . . . .C64200 remainder 0.05 max 0.20 max 0.30 max 0.25 max 6.37.6 1.52.2 0.10 max 0.50max. . . . . . . . . 0.09 max . . .C64210 remainder 0.05 max 0.20 max 0.30 max 0.25 max 6.37.0 1.502.0 0.10 max 0.50max. . . . . . . . . 0.09 max . . .C65500 remainder 0.05 max . . . 0.8 max 0.6 max . . . 2.83.8 0.501.3 1.5 max . . . . . . . . . . . . . . .C67500 57.060.0 0.20 max 0.501.5 0.82.0 . . . 0.25 max .
