1、Designation: B283/B283M 14aStandard 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 year of las
2、t 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 establishes the
3、 requirements for 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 brassC27451 plumbing brassC27453 copper zinc alloy
4、C35330 leaded brassC36500 leaded Muntz metalC37000 free-cutting Muntz metalC37700 forging brassC46400 naval brassC46750 tin brassC48200 medium leaded naval brassC48500 leaded naval brassC48600 naval brassC49250 copper-zinc-bismuth alloyC49255 copper-zinc-bismuth-nickel alloyC49260 copper-zinc-bismut
5、h alloyC49300 copper-zinc-tin-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 bron
6、ze, 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, 45-10C87700 silicon bronzeC87710 silicon bronze1.2 UnitsThe values stated in either SI units or inch-pound units are to be
7、 regarded separately as standard. Thevalues stated in each system may not be exact equivalents;therefore, each system shall be used independently of the other.Combining values from the two systems may result in non-conformance with the standard.NOTE 1Nominal composition and relative forgeability rat
8、ings aregiven in Appendix X1. Copper-nickel alloys 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. Thi
9、s standard does not purport to addressall of the 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
10、 ASTM Standards:2B124/B124M Specification for Copper 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/E8M Test Methods for Tension Testing of Me
11、tallic Ma-terialsE62 Test Methods for Chemical Analysis of Copper andCopperAlloys (Photometric Methods) (Withdrawn 2010)3E75 Test Methods for Chemical Analysis of Copper-Nickeland Copper-Nickel-Zinc Alloys (Withdrawn 2010)3E478 Test Methods for Chemical Analysis of Copper Alloys1This specification i
12、s under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.02 on Rod,Bar, Wire, Shapes and Forgings.Current edition approved Sept. 1, 2014. Published October 2014. Originallyapproved in 1953. Last previous edition approved in 2014 as
13、 B283/B283M 14.DOI: 10.1520/B0283_B0283M-14A.2For referenced ASTM standards, 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 approv
14、ed version of this historical standard is referenced onwww.astm.org.*A Summary 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 States12.2 Other Standards:ASME Boiler and Pressure Vessel C
15、ode4ISO 7602 Determination of Tellurium Content (HighContent)Flame Atomic Absorption SpectrometricMethod5JIS H 1068:2005 Method for Determination of Bismuth inCopper and Copper Alloys6(Japanese Industrial Stan-dards)2.3 Military Standards:7MIL-STD-792 Identification Marking Requirements forSpecial P
16、urpose ComponentsNAVSEA T9074-AS-GIB-010/271 Requirements for Non-destructive Testing Method3. General Requirements3.1 The following sections of Specification B249/B249Mconstitute a part of this specification:3.1.1 Terminology,3.1.2 Materials and Manufacture,3.1.3 Workmanship, Finish and Appearance,
17、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 Marking, and3.1.14 Supplementary Requirements.3.
18、1.15 In addition, when a section with a title identical toone of those referenced in 3.1, above, appears in thisspecification, it contains additional requirements that supple-ment those appearing in Specification B249/B249M.4. Terminology4.1 Definitions:4.1.1 For definitions of terms related to copp
19、er and copperalloys, refer to Terminology B846.4.2 Definitions of Terms 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 impression die.5. Ordering Information5.1 Include the following infor
20、mation 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 (Dimensions and Permissible Variations),5.1.4 Temper (as specified h
21、erein),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 the requirements ofASME Boiler and Pressure Vessel Code (Mechanical
22、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 in B249/B249M), and5.2.3 Ultrasonic inspection report (Supplementary
23、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 thisspecification and of purity and soundness as to be suitable forproces
24、sing 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 wrought products, it is not always practical to identify specific casti
25、nganalysis 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 the purchaserssubmitted drawings.6.2.2 Product of Copper Alloy UNS
26、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 the ordering information.7.2 These composition limits do not preclu
27、de 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 copper is listed as “remainder,”copper is the difference between the sum of results of allelements determined and 100 %.7.2.
28、2 For alloys in which zinc is listed as “remainder,” eithercopper 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 CopperAlloy UNS No. C36500, C37000, C46400, C48200, C48500,4Available from
29、 American Society of Mechanical Engineers (ASME), ASMEInternational Headquarters, Two Park Ave., New York, NY 10016-5990, http:/www.asme.org.5Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.6Available from Japanese Standar
30、ds Association (JSA), Mita MT Bldg., 3-13-12Mita, Minato-ku, Tokyo, 108-0073, Japan, http:/www.jsa.or.jp.7Available from DLA Document Services, Building 4/D, 700 Robbins Ave.,Philadelphia, PA 19111-5094, http:/quicksearch.dla.mil/.B283/B283M 14a2TABLE1ChemicalRequirementsCopperorCopperAlloyUNSNo.Com
31、position,%CopperLeadTinIronNickel(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.C2745161.065.00.25max.0.35max.remainder.0.050.20.C2745361.563.
32、50.25max0.15max0.15max.remainder.0.020.15C3533059.564.01.53.5.remainder.02.25.C3650058.061.00.250.70.25max0.15max.remainder.C3700059.062.00.81.5.0.15max.remainder.C3770058.061.01.52.5.0.30max.remainder.C4640059.062.00.20max0.501.00.10max.remainder.C46750F59.262.50.25max1.001.800.10max0.50max.remaind
33、er.0.050.15.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.C49250G58.061.00.09max0.30max0.50max.remainder.1.82.4C49255H58.060.00.01max0.50max0.10max0.10-0.30.0.10max.remainder.0.10max.1.72.9C49260G58.063.00.09max0
34、.50max0.50max.0.10max.remainder.0.05-0.15.0.501.8C49300I58.062.00.01max1.01.80.10max1.5max0.50max0.10max0.03maxremainder.0.20max.0.502.0C49340G60.063.00.09max0.501.50.12max.0.10max.remainder.0.05-0.15.0.502.2C49350J61.063.00.09max1.53.00.12max.0.30max.remainder.0.04-0.15.0.502.5C49355K63.069.00.09ma
35、x0.50-2.00.10max.1.0-2.00.10max27.035.0.0.501.5C61900remainder0.02max0.6max3.04.5L.8.510.00.0.8max.C62300remainder.0.6max2.04.01.0max8.510.00.25max0.50max.C63000remainder.0.20max2.04.04.05.59.011.00.25max1.5max0.30max.C63200remainder0.02max.3.54.3M4.04.88.79.50.10max1.22.0.C64200remainder0.05max0.20
36、max0.30max0.25max6.37.61.52.20.10max0.50max.0.09max.C64210remainder0.05max0.20max0.30max0.25max6.37.01.502.00.10max0.50max.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.C6760057.060.00.501.00.501.50.401.3.0.050.50remainde
37、r.C6930073.077.00.09max0.20max0.10max0.10max.2.73.40.10maxremainder.0.040.15.C70620N86.5Amin0.02max.1.01.89.011.0.1.0max0.50max0.02max.0.02max.C71520N65.0Amin0.02max.0.401.029.033.0.1.0max0.50max0.02max.0.02max.C7740043.047.00.09max.9.011.0.remainder.C87700O87.5min0.09max2.0max0.50max0.25max.2.53.50
38、.8max7.09.0.0.15max.C87710O84.0min0.09max2.0max0.50max0.25max.3.05.00.8max9.011.0.0.15max.ASilvercountingascopper.BIncludesoxygen-freeordeoxidizedgradeswithdeoxidizers(suchasphosphorus,boron,lithium,orothers)inamountagreedupon.CThisincludescopperplussilverplustelluriumplusphosphorus.DOtherdeoxidizer
39、smaybeusedasagreedupon,inwhichcasephosphorusneednotbepresent.EThisincludescopperplussilverplussulfurplusphosphorus.FIncludesantimony0.050.15.GIncludescadmium0.001%max.HIncludescadmium0.01max,selenium0.020.07.IIncludesantimony0.50%max,andselenium0.20%max.JIncludesantimony0.020.10%.KIncludesBoron0.001
40、%max.LForboilercodeapplicationmaximumironcontentshallbe4.0%.MIroncontentshallnotexceednickelcontent.NCarbonshallbe0.05%max.OAntimonyshallbe0.10Max.B283/B283M 14a3C48600, the sum of results shall be 99.6 % min, for all otheralloys the sum of results shall be 99.5 % min.8. Temper8.1 The standard tempe
41、rs 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 annealed 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
42、 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.8.4 Other tempers, shall be subjected to agreement betweenthe manufacturer and the purchaser.9. Mechanical Property Requirements9.1 Mechanical property requirements are sub
43、ject to agree-ment between the manufacturer and the purchaser.9.2 Product furnished to this specification for UNS AlloyNo. C70620 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
44、in accordance with Test Methods E8/E8M.9.2.1 Acceptance or rejection based upon mechanical prop-erties for UNS Alloy No. C70620 and C71520 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 1550
45、F 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 3to9hasrequired to meet mechanical properties.11. Special Government Requirements11.1 Product purchased for agencies of the U.S. governmentshall conform to the additional requi
46、rements prescribed in theSupplementary Requirements section of this specification.12. Dimensions and Permissible Variations12.1 The dimensions and tolerances for forgings shall bethose agreed upon between the manufacturer and the purchaser,and such dimensions and tolerances shall be specified on the
47、drawings which form a part of the contract or purchase order.TABLE 2 Tensile RequirementsDiameter or Section Thickness,in. mmTemper DesignationStandard FormerTensile Strength, minYield Strength at 0.5 %Extension Under Load, minElongation in 4 Diameter orThickness of Specimen, min, %ksi MPaAksi MPaACopper Alloy UNS No. C27450, C27451All Sizes M10 As Hot ForgedAir
