1、Designation:B283/B283M11a Designation: B283/B283M 12Standard 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
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 Department of Defense.1. Scope*1.1 This specifica
3、tion establishes 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 brassC35330 leaded brassC36500
4、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-bismuth allo
5、yC49340 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 bronze (A)C67
6、500 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 standard. The valu
7、es 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 X1. Copper-nic
8、kel alloys C70620 and C71520 are intended forwelded applications with seawater exposure.NOTE 2Wrought product intended for hot forging is described in Specification B124/B124M.1.3 The following safety caveat pertains only to Section 10 of this specification. This standard does not purport to address
9、 allof the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate1This specification is under the jurisdiction of ASTM Committee B05 on Copper and Copper Alloys and is the direct responsibility of Subcommittee B05.02 on Rod, B
10、ar,Wire, Shapes and Forgings.Current edition approvedApril 1, 2011.2012. Published May 2011.2012. Originally approved in 1953. Last previous edition approved in 2011 as B283/B283M 11a. DOI:10.1520/B0283-11a.10.1520/B0283_B0283M-12.1This document is not an ASTM standard and is intended only to provid
11、e 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 consult prior editions as appropriate. In all cases only the current versionof the st
12、andard 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 Conshohocken, PA 19428-2959, United States.safety and health practices and determine the appl
13、icability 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-Alloy Rod, Bar, Shapes and ForgingsB846 Termino
14、logy 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)E75 Test Methods for Chemical Analysis of Copper-Nickel and Copper-Nickel-Zinc AlloysE478 Test Methods for Chemical An
15、alysis of Copper Alloys2.2 Other Standards:ISO 7602 Determination of Tellurium Content (High Content)Flame Atomic Absorption Spectrometric Method3JIS H 1068:2005 Method for Determination of Bismuth in Copper and Copper Alloys4(Japanese Industrial Standards)2.3 Military Standards:MIL-STD-792 Identifi
16、cation Marking Requirements for Special Purpose Components5NAVSEA T9074-AS-GIB-010/271 Requirements for Nondestructive Testing Method53. General Requirements3.1 The following sections of Specification B249/B249M constitute a part of this specification:3.1.1 Terminology,3.1.2 Materials and Manufactur
17、e,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 Test Reports,3.1.13 Packaging and Package Marki
18、ng, 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 supplement those appearing in Specification B249/B249M.4. Terminology4.1 Definitions:4.1
19、.1 For definitions of terms related to copper and copper alloys, refer to Terminology B846.4.2 Definition of Term Specific to This Standard:4.2.1 hot pressed forging, na product made by pressing a heated blank or section of wrought or cast copper or copper alloyin a closed impression die.5. Ordering
20、 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),5.1.3 Drawing showing the shape dimensions and tolerances (Dimensions and Permissi
21、ble 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), and2For referenced ASTM standards, visit the ASTM website,
22、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 the ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/
23、www.ansi.org.4Available from Japanese Industrial Standards, http:/www.JIS.or.jp/5Available from Standardization Documents Order Desk, DODSSP, Bldg. 4, Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.B283/B283M 1225.1.7 When product must adhere to the requirements
24、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 Mill test report (as specified in B249/B249M),
25、 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 alloys listed in the Scope of this specification
26、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 the processing of castings into wrought produc
27、ts, 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 diesconforming to the configuration defined by the purch
28、asers 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 Copper Alloy UNS No.designation specified in the or
29、dering 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 listed as “remainder”, copper is the difference bet
30、ween the sum of results of all elementsdetermined and 100%.7.2.2 For alloys in which zinc is listed as “remainder”, either copper or zinc may be taken as the difference between the sumof results of all other elements determined and 100%.7.3 When all elements in Table 1 are determined for Copper Allo
31、y 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 this specification are as follows:8.1.1 As hot forged-air cooled M10,8.1.2 As forge
32、d-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 following tempers:8.3.1 As hot forged-air cooled M10, unless,8.3.2 Hot forged and anneale
33、d 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 the manufacturer and the purchaser.9.2 Product furnished to this specification for
34、 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 Methods E8/E8M.9.2.1 Acceptance or rejection based upon mechanical properties for UNS
35、 Alloy No. C70620 and C71520 shall depend only ontensile strength.10. Heat Treatment10.1 Product produced from Copper Alloy UNS No. C63200 shall be heat treated as follows:10.1.1 Heat to 1550F 843C minimum for 1 h minimum and quench in water or other suitable medium.10.1.2 Temper Anneal at 1300 6 25
36、F 704 6 14C for 3 to9hasrequired to meet mechanical properties.11. Special Government Requirements11.1 Product purchased for agencies of the U.S. government shall conform to the additional requirements prescribed in theB283/B283M 123TABLE1ChemicalRequirementsCopperorCopperAlloyUNSNo.Composition,%Cop
37、perLeadTinIronNickel(inclCo)AluminumSiliconManganeseZincSulfurTelluriumPhosphorusArsenicBismuthC1100099.90Amin.C14500B99.90Cmin.0.400.70.0040.012D.C14700B99.90Emin.0.200.50.0.0020.005D.C2745060.065.00.25max.0.35max.remainder.C3533059.564.01.53.5.remainder.02.25.C3650058.061.00.250.70.25max0.15max.re
38、mainder.C3700059.062.00.81.5.0.15max.remainder.C3770058.061.01.52.5.0.30max.remainder.C4640059.062.00.20max0.501.00.10max.remainder.C4820059.062.00.401.00.501.00.10max.remainder.C4850059.062.01.32.20.501.00.10max.remainder.C4860059.062.01.02.5.301.5.remainder.02.25.C49255F58.061.00.09max0.30max0.50m
39、ax.remainder.1.82.4C49250F58.061.00.09max0.30max0.50max.remainder.1.82.4C49255G58.060.00.01max0.50max0.10max0.10-0.30.0.10max.remainder.0.10max.1.7-2.9C49260G58.0-63.00.09max0.50max0.50max.0.10maxremainder0.05-0.150.50-1.8C49260F58.0-63.00.09max0.50max0.50max.0.10max.remainder.0.05-0.15.0.50-1.8C493
40、00H58.0-62.00.01max1.0-1.80.10max1.5max0.50max0.10max0.03maxremainder0.20max0.50-2.0C49300H58.0-62.00.01max1.0-1.80.10max1.5max0.50max0.10max0.03maxremainder.0.20max.0.50-2.0C49340I60.0-63.00.09max0.50-1.50.12max0.10maxremainder0.05-0.150.50-2.0C49340F60.0-63.00.09max0.50-1.50.12max.0.10max.remainde
41、r.0.05-0.15.0.50-2.2C49350J61.0-63.00.09max1.5-3.00.12max0.30maxremainder0.04-0.150.50-2.5C49350I61.0-63.00.09max1.5-3.00.12max.0.30max.remainder.0.04-0.15.0.50-2.5C49355J63.0-69.00.09max0.50-2.00.10max.1.0-2.00.10max27.0-35.0.0.50-1.5C61900remainder0.02max0.6max3.04.5K.8.510.00.0.8max.C62300remaind
42、er.0.6max2.04.01.0max8.510.00.25max0.50max.C63000remainder.0.20max2.04.04.05.59.011.00.25max1.5max0.30max.C63200remainder0.02max.3.54.3L4.04.88.79.50.10max1.22.0.C64200remainder0.05max0.20max0.30max0.25max6.37.61.52.20.10max0.50max.0.09max.C64210remainder0.05max0.20max0.30max0.25max6.37.01.502.00.10
43、max0.50max.0.09max.C65500remainder0.05max.0.8max0.6max.2.83.80.501.31.5max.C6750057.060.00.20max0.501.50.82.0.0.25max.0.050.50remainder.C6760057.060.00.501.00.501.50.401.3.0.050.50remainder.C6930073.077.00.09max0.20max0.10max0.10max.2.73.40.10maxremainder.0.040.15.C70620M86.5Amin0.02max.1.01.89.011.
44、0.1.0max0.50max0.02max.0.02max.C71520M65.0Amin0.02max.0.401.029.033.0.1.0max0.50max0.02max.0.02max.C7740043.047.00.09max.9.011.0.remainder.C87700N87.5min0.09max2.0max0.50max0.25max.2.5-3.50.8max7.0-9.0.0.15max.C87710N84.0min0.09max2.0max0.50max0.25max.3.0-5.00.8max9.0-11.0.0.15max.ASilvercountingasc
45、opper.BIncludesoxygen-freeordeoxidizedgradeswithdeoxidizers(suchasphosphorus,boron,lithium,orothers)inamountagreedupon.CThisincludescopperplussilverplustelluriumplusphosphorus.DOtherdeoxidizersmaybeusedasagreedupon,inwhichcasephosphorusneednotbepresent.EThisincludescopperplussilverplussulfurplusphos
46、phorus.FIncludescadmium0.001%max,selenium0.02-0.07.GIncludescadmium0.001%max,selenium0.02-0.07.HIncludesantimony0.50%max,andselenium0.20%max.IIncludescadmntiumony0.02-0.10%max.JIncludesantimBorony0.02-0.10%max.KForboilercodeapplicationmaximumironcontentshallbe4.0%.LIroncontentshallnotexceednickelcon
47、tent.MCarbonshallbe0.05%max.NAntimonyshallbe010MaxB283/B283M 124Supplementary Requirements section of this specification.12. Dimensions and Permissible Variations12.1 The dimensions and tolerances for forgings shall be those agreed upon between the manufacturer and the purchaser, andsuch dimensions and tolerances shall be specified on the drawings which form a part of the contract or purchase order.NOTE 4Typical tolerances commonly used for forgings are shown in Table X2.1.13. Test Methods13.1 Chemical Analysis:13.1
