1、Designation: B283 10aStandard Specification forCopper and Copper-Alloy Die Forgings (Hot-Pressed)1This standard is issued under the fixed designation B283; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision.
2、A number in parentheses indicates the year of last reapproval. Asuperscript 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 specification establishes the requirements for
3、 cop-per 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 brassC36500 leaded Muntz metalC37000 free-cutting Muntz metalC37700
4、 forging brassC46400 naval brassC48200 medium leaded naval brassC48500 leaded naval brassC49260 copper-zinc-bismuth alloyC49300 copper-zinc-tin-bismuth alloyC49340 copper-zinc-tin-bismuth alloyC49350 copper-zinc-tin-bismuth alloyC61900 aluminum bronzeC62300 aluminum bronze, 9 %C63000 aluminum-nickel
5、 bronzeC63200 aluminum-nickel bronzeC64200 aluminum-silicon bronzeC64210 aluminum-silicon bronze, 6.7 %C65500 high-silicon bronze (A)C67500 manganese bronze (A)C67600 . . .C69300 copper-zinc-siliconC70620 copper-nickel 90-10C71520 copper-nickel 70-30C77400 nickel silver, 45-101.2 UnitsThe values sta
6、ted in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversions to SI units that are provided forinformation only and are not considered standard.NOTE 1Nominal composition and relative forgeability ratings aregiven in Appendix X1. Copper-nickel allo
7、ys C70620 and C71520 areintended for welded applications with seawater exposure.NOTE 2Wrought product intended for hot forging is described inSpecification B124/B124M.1.3 The following safety caveat pertains only to Section 10of this specification. This standard does not purport to addressall of the
8、 safety concerns, if any, associated with its use. It isthe responsibility of the user of this standard to establishappropriate safety and health practices and determine theapplicability of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2B124/B124M Specification for Co
9、pper and Copper AlloyForging Rod, Bar, and ShapesB249/B249M Specification for General Requirements forWrought Copper and Copper-Alloy Rod, Bar, Shapes andForgingsB846 Terminology for Copper and Copper AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE62 Test Methods for Chemical Analys
10、is of Copper andCopper Alloys (Photometric Methods)3E75 Test Methods for Chemical Analysis of Copper-Nickeland Copper-Nickel-Zinc Alloys3E478 Test Methods for ChemicalAnalysis of CopperAlloys2.2 Other Standards:ISO 7602 Determination of Tellurium Content (HighContent)Flame Atomic Absorption Spectrom
11、etricMethod4JIS H 1068:2005 Method for Determination of Bismuth inCopper and Copper Alloys5(Japanese Industrial Stan-dards)2.3 Military Standards:MIL-STD-792 Identification Marking Requirements for1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is th
12、e direct responsibility of Subcommittee B05.02 on Rod,Bar, Wire, Shapes and Forgings.Current edition approved Oct. 1, 2010. Published November 2010. Originallyapproved in 1953. Last previous edition approved in 2010 as B283 10. DOI:10.1520/B0283-10A.2For referenced ASTM standards, visit the ASTM web
13、site, 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.3Withdrawn. The last approved version of this historical standard is referencedon www.astm.org.4Available from
14、American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.5Available from Japanese Industrial Standards, http:/www.JIS.or.jp/1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO
15、 Box C700, West Conshohocken, PA 19428-2959, United States.Special Purpose Components6NAVSEA T9074-AS-GIB-010/271 Requirements for Non-destructive Testing Method63. General Requirements3.1 The following sections of Specification B249/B249Mconstitute a part of this specification:3.1.1 Terminology,3.1
16、.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 Certification,3.1.12 Test Reports,3.1.13
17、Packaging and Package Marking, and3.1.14 Supplementary Requirements.3.1.15 In addition, when a section with a title identical toone of those referenced in 3.1, above, appears in this specifi-cation, it contains additional requirements that supplementthose appearing in Specification B249/B249M.4. Ter
18、minology4.1 Definitions:4.1.1 For definitions of terms related to copper and copperalloys, refer to Terminology B846.4.2 Definition of Term Specific to This Standard:4.2.1 hot pressed forging, na product made by pressing aheated blank or section of wrought or cast copper or copperalloy in a closed i
19、mpression die.5. Ordering Information5.1 Include the following information when placing ordersfor 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 toler-ances
20、(Dimensions and Permissible Variations),5.1.4 Temper (as specified herein),5.1.5 Quantity: total weight or number of pieces for eachform, 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 When product must adhere to
21、the requirements ofASME Boiler and Pressure Vessel Code (Mechanical PropertyRequirements).5.2 The following requirements are optional and shall bespecified in the contract or purchase order.5.2.1 Certification (as specified herein and SupplementaryRequirements),5.2.2 Mill test report (as specified i
22、n B249/B249M), and5.2.3 Ultrasonic inspection report (Supplementary Require-ments).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 ofthe copper or copper alloys listed in the Scope of thiss
23、pecification and of purity and soundness as to be suitable forprocessing in to the products prescribed herein.6.1.2 In the event heat identification or traceability isrequired, the purchaser shall specify the details desired.NOTE 3Due to the discontinuous nature of the processing of castingsinto wro
24、ught 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 pressingmaterial between the upper and lower sections of a set of diesconforming to the configuration defined by
25、 the purchaserssubmitted drawings.6.2.2 Product of Copper Alloy UNS No. C63000 andC63200 shall be heat treated (as specified herein).7. Chemical Composition7.1 The material shall conform to the chemical compositionrequirements in Table 1 for the Copper or Copper Alloy UNSNo. designation specified in
26、 the ordering information.7.2 These composition limits do not preclude the presenceof other elements. By agreement between manufacturer andpurchaser, limits may be established and analysis required forunnamed elements.7.2.1 For alloys in which zinc is listed as a remainder, zincis the difference bet
27、ween the sum of results for all elementsdetermined and 100 %.7.2.2 For alloys in which copper is listed as the remainder,copper is the difference between the sum of results of allelements determined and 100 %.7.3 When all elements in Table 1 are determined for CopperAlloy UNS No. C36500, C37000, C46
28、400, C48200, C48500 ,the sum of results shall be 99.6 % min, for all other alloys thesum of results shall be 99.5 % min.8. Temper8.1 The standard tempers for products described in thisspecification 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 an
29、nealed O20.8.2 UNS Alloy Nos. C63000 and C63200 shall be furnishedas:8.2.1 Quench hardened and temper annealed, TQ50.8.3 Alloys C70620 and C71520 shall be furnished in thefollowing tempers:8.3.1 As hot forged-air cooled M10, unless,8.3.2 Hot forged and annealed O20 is specified.6Available from Stand
30、ardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.B283 10a2TABLE 1 Chemical RequirementsCopper or Copper Alloy UNS No.Composition, %Copper Lead Tin IronNickel(incl Co)Aluminum Silicon Manganese Zinc Sulfur Tellurium P
31、hosphorus Arsenic BismuthC11000 99.90Amin . . . . . . . . . . . .C14500B99.90Cmin . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.400.7 0.0040.012D.C14700B99.90Emin . . . . . . . . . . . . . . . . . . . . . . . . 0.200.50 . . . 0.0020.005D.C27450 60.065.0 0.25 max . . . 0.35 max . . . . . .
32、. . . . . . remainder . . . . . . . . . . . .C36500 58.061.0 0.250.7 0.25 max 0.15 max . . . . . . . . . . . . remainder . . . . . . . . . . . .C37000 59.062.0 0.81.5 . . . 0.15 max . . . . . . . . . . . . remainder . . . . . . . . . . . .C37700 58.061.0 1.52.5 . . . 0.30 max . . . . . . . . . . . .
33、 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 max . . . . . . . . . . . . remainder . . . . . . . . . . . .C48500 59.062.0 1.32.2 0.501.0 0.10 max . . . . . . . . . . . . remai
34、nder . . . . . . . . . . . .C49260F58.0-63.0 0.09 max 0.50 max 0.50 max . . . . . . 0.10 max remainder 0.05-0.15 0.50-1.8C49300G58.0-62.0 0.01 max 1.0-1.8 0.10 max 1.5 max 0.50 max 0.10 max 0.03 max remainder 0.20 max 0.50-2.0C49340H60.0-63.0 0.09 max 0.50-1.5 0.12 max 0.10 max remainder 0.05-0.15 0
35、.50-2.0C49350I61.0-63.0 0.09 max 1.5-3.0 0.12 max 0.30 max remainder 0.04-0.15 0.50-2.5C61900 remainder 0.02 max 0.6 max 3.04.5J. . . 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 remain
36、der . . . 0.20 max 2.04.0 4.05.5 9.011.0 0.25 max 1.5 max 0.30 max . . . . . . . . . . . .C63200 remainder 0.02 max . . . 3.54.3K4.04.8 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 0.50 max . . . . . . . . . 0.09 maxC
37、64210 remainder 0.05 max 0.20 max 0.30 max 0.25 max 6.37.0 1.502.0 0.10 max 0.50 max . . . . . . . . . 0.09 maxC65500 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 . . . 0.050.50 remainder . . . . .
38、 . . . . . . .C67600 57.060.0 0.501.0 0.501.5 0.401.3 . . . . . . . . . 0.050.50 remainder . . . . . . . . . . . .C69300 73.077.0 0.09 max 0.20 max 0.10 max 0.10 max . . . 2.73.4 0.10 max remainder . . . . . . 0.040.15 . . .C70620L86.5Amin 0.02 max . . . 1.01.8 9.011.0 . . . . . . 1.0 max 0.50 max 0
39、.02 max . . . 0.02 max . . .C71520L65.0Amin 0.02 max . . . 0.401.0 29.033.0 . . . . . . 1.0 max 0.50 max 0.02 max . . . 0.02 max . . .C77400 43.047.0 0.09 max . . . . . . 9.011.0 . . . . . . . . . remainder . . . . . . . . . . . .ASilver counting as copper.BIncludes oxygen-free or deoxidized grades
40、with deoxidizers (such as phosphorus, boron, lithium, or others) in amount agreed upon.CThis includes copper plus silver plus tellurium plus phosphorus.DOther deoxidizers may be used as agreed upon, in which case phosphorus need not be present.EThis includes copper plus silver plus sulfur plus phosp
41、horus.FIncludes cadmium 0.001 % max.GIncludes antimony 0.50 % max, and selenium 0.20 % max.HIncludes cadmium 0.001 % max.IIncludes antimony 0.02-0.10 %.JFor boiler code application maximum iron content shall be 4.0 %.KIron content shall not exceed nickel content.LCarbon shall be 0.05 % max.B28310a38
42、.4 Other tempers, shall be subjected to agreement betweenthe manufacturer and the purchaser.9. Mechanical Property Requirements9.1 Mechanical property requirements are subject to agree-ment between the manufacturer and the purchaser.9.2 Product furnished to this specification for UNS AlloyNo. C70620
43、 and C71520 and specified to meet the require-ments of the ASME Boiler and Pressure Vessel Code shallconform to the tensile requirements prescribed in Table 2,when tested in accordance with Test Methods E8.9.2.1 Acceptance or rejection based upon mechanical prop-erties for UNS Alloy No. C70620 and C
44、71520 shall dependonly on tensile 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 minimumand quench in water or other suitable medium.10.1.2 Temper Anneal at 1300 6 25F (704 6 14C) for 3to9h
45、asrequired to meet mechanical properties.11. Special Government Requirements11.1 Product purchased for agencies of the U.S. governmentshall conform to the additional requirements prescribed in theSupplementary Requirements section of this specification.12. Dimensions and Permissible Variations12.1 T
46、he dimensions and tolerances for forgings shall bethose agreed upon between the manufacturer and the purchaser,and such dimensions and tolerances shall be specified on thedrawings which form a part of the contract or purchase order.NOTE 4Typical tolerances commonly used for forgings are shown inTabl
47、e X2.1.13. Test Methods13.1 Chemical Analysis:13.1.1 In case of disagreement, determine the compositionusing the following methods:Element ASTM Test MethodAluminum E478Arsenic E62Bismuth JIS H 1068:2005Copper E478Iron 1.3 % E478, E75 for CuNiLead E478 (AA)Manganese E62, E75 for CuNiNickel 5 % E478 (
48、gravimetric)Phosphorus E62Silicon E62 (perchloric acid)Tin 1.3 % E478Zinc 2 % E478 (titrimetric)ISO Test Method 7602TABLE 2 Tensile RequirementsDiameter or Section Thickness,in. (mm)Temper DesignationStandard FormerTensile Strength, minYield Strength at 0.5 %Extension Under Load, minElongation in 4
49、3 Diameter orThickness of Specimen, min, %ksi (MPaA) ksi (MPaA)Copper Alloy UNS No. C27450All Sizes M10 As Hot ForgedAir Cooled 50 (345) 18 (124) 25Copper Alloy UNS No. C37700Up to 112 (38.1), incl M10 As Hot ForgedAir Cooled 50 (345) 18 (124) 25Over 112 (38.1) M10 As Hot ForgedAir Cooled 46 (317) 15 (103) 30Copper Alloy UNS No. C64200Up to 112 (38.1), incl M10 As Hot ForgedAir Cooled 70 (483) 25 (172) 30Over 112 (38.1) M10 As Hot ForgedAir Cooled 68 (469) 23 (156) 35
