1、Designation: B 283 06Standard Specification forCopper and Copper-Alloy Die Forgings (Hot-Pressed)1This standard is issued under the fixed designation B 283; 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 (e) 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 f
3、or 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-sulfurC36500 leaded Muntz metalC37000 free-cutting Muntz metalC37700 forging brassC4640
4、0 naval brassC48200 medium leaded naval brassC48500 leaded naval 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)C67500 manganese bronze (A
5、)C67600 . . .C69300 copper-zinc-siliconC70620 copper-nickel 90-10C71520 copper-nickel 70-30C77400 nickel silver, 45-101.2 UnitsValues stated in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversions to SI units, which are provided forinformation o
6、nly and are not considered standard.NOTE 1Nominal composition and relative forgeability ratings 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 B 124
7、/B 124M.1.3 The following safety caveat pertains only to Section 10of this specification. This 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
8、 determine theapplicability of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2B 124/B 124M Specification for Copper and Copper AlloyForging Rod, Bar, and ShapesB 249/B 249M Specification for General Requirements forWrought Copper and Copper-Alloy Rod, Bar, Shapes andF
9、orgingsB 846 Terminology for Copper and Copper AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E75 Test Methods for Chemical Analysis of Copper-Nickeland Copper-Nickel-Zinc AlloysE 478 Test Methods
10、for Chemical Analysis of CopperAlloys2.2 ISO Standard:7602 Determination of Tellurium Content (High Content)Flame Atomic Absorption Spectrometric Method32.3 Military Standards:MIL-STD-792 Identification Marking Requirements forSpecial Purpose Components4NAVSEA T9074-AS-GIB-010/271 Requirements for N
11、on-destructive Testing Method43. General Requirements3.1 The following sections of Specification B 249/B 249Mconstitute 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,1This speci
12、fication is 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 Feb. 1, 2006. Published February 2006. Originallyapproved in 1953. Last previous edition approved
13、 in 2004 as B 283 04.2For 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.3Available from American National Standa
14、rds Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036.4Available from DODSSP, Bldg. 4/Sec. D, 700 Robbins Ave., Philadelphia, PA19111-5098.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohock
15、en, PA 19428-2959, United States.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.3.1.15 In addition
16、, 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 B 249/B 249M.4. Terminology4.1 Definitions:4.1.1 For definitions of terms related to copper and coppera
17、lloys, refer to Terminology B 846.4.2 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 impression die.5. Ordering Information5.1 Include the following information when pla
18、cing 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 herein),5.1.5 Qu
19、antity: 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 PropertyRequire
20、ments).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 B 249/B 249M), and5.2.3 Ultrasonic inspection report (Supplementary Require-ments
21、).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 forprocessing in to th
22、e 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 castinganalysis wi
23、th 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 No. C63000 an
24、dC63200 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 preclude the presen
25、ceof 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 between the sum of results for all elementsdetermined and 100 %.7.2.2 For alloys in
26、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, C46400, C48200, C48500 ,the sum of results shall be 99.6 % min, for all other alloys
27、 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 annealed O20.8.2 UNS Alloy Nos. C63000 and C63200 shall be furnishedas:8.2.1 Quench
28、 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.8.4 Other tempers, shall be subjected to agreement betweenthe manufacturer and the purchaser.9. Mechan
29、ical 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 and C71520 and specified to meet the require-ments of the ASME Boiler and Pressure Vessel Code shall
30、conform 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 C71520 shall dependonly on tensile strength.10. Heat Treatment10.1 Product produced from Copper Alloy
31、UNS No.C63200 shall be heat treated as follows:B283062TABLE1ChemicalRequirementsCopperorCopperAlloyUNSNo.Composition,%CopperLeadTinIronNickel(inclCo)AluminumSiliconManganeseZincSulfurTelluriumPhosphorusArsenicC1100099.90Amin.C14500B99.90Cmin.0.400.70.0040.012D.C14700B99.90Emin.0.200.50.0.0020.005D.C
32、3650058.061.00.250.70.25max0.15max.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.C4820059.062.00.401.00.501.00.10max.remainder.C4850059.062.01.32.20.501.00.10max.remainder.C61900remainder0.02max0.6max3.04.5F.8.51
33、0.00.0.8max.C62300remainder.0.6max2.04.01.0max8.510.00.25max0.50max.C63000remainder.0.20max2.04.04.05.59.011.00.25max1.5max0.30max.C63200remainder0.02max.3.54.3G4.04.88.79.50.10max1.22.0.C64200remainder0.05max0.20max0.30max0.25max6.37.61.52.20.10max0.50max.0.15maxC64210remainder0.05max0.20max0.30max
34、0.25max6.37.01.502.00.10max0.50max.0.15maxC65500remainder0.05max.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.C6930073.077.00.10max0.20max0.10max0.10max.2.73.40.10maxremainder.0.040.15.C70620H86.5A
35、min0.02max.1.01.89.011.0.1.0max0.50max0.02max.0.02max.C71520H65.0Amin0.02max.0.401.029.033.0.1.0max0.50max0.02max.0.02max.C7740043.047.00.20max.9.011.0.remainder.ASilvercountingascopper.BIncludesoxygen-freeordeoxidizedgradeswithdeoxidizers(suchasphosphorus,boron,lithium,orothers)inamountagreedupon.C
36、Thisincludescopperplussilverplustellurium.DOtherdeoxidizersmaybeusedasagreedupon,inwhichcasephosphorusneednotbepresent.EThisincludescopperplussilverplussulfurplusphosphorus.FForboilercodeapplicationmaximumironcontentshallbe4.0%.GIroncontentshallnotexceednickelcontent.HCarbonshallbe0.05%max.B28306310
37、.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 3to9hasrequired to meet mechanical properties.11. Special Government Requirements11.1 Product purchased for agencies of the U.S. governmentshall conform to
38、 the additional requirements 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 shal
39、l be specified on thedrawings which form a part of the contract or purchase order.NOTE 4Typical tolerances commonly used for forgings are shown inTable X2.1.13. Test Methods13.1 Chemical Analysis:13.1.1 In case of disagreement, determine the compositionusing the following methods:Element ASTM Test M
40、ethodAluminum E 478Arsenic E62Copper E 478Iron 1.3 % E 478, E75for CuNiLead E 478 (AA)Manganese E62, E75for CuNiNickel 5 % E 478 (gravimetric)Phospho-rusE62Silicon E62(perchloricacid)Tin 1.3 % E 478Zinc 2 % E 478 (titrimetric)ISO Test Method7602Tellurium_NOTE = greater than13.1.2 Test method(s) to b
41、e followed for the determinationof element(s) resulting from contractual or purchase orderagreement shall be as agreed upon between the manufacturer orsupplier and purchaser.14. Certification14.1 Certification to this specification is mandatory forproduct purchased for ASME Boiler and Pressure Vesse
42、lapplications.15. Keywords15.1 copper and copper alloy die forgings (hot pressed); dieforgings (hot pressed); UNS No. C11000; UNS No. C14500;UNS No. C14700; UNS No. C36500; UNS No. C37000; UNSNo. C37700; UNS No. C46400; UNS No. C48200; UNS No.C48500; UNS No. C61900; UNS No. C62300; UNS No.C63000; UN
43、S No. C63200; UNS No. C64200; UNS No.C64210; UNS No. C65500; UNS No. C67500; UNS No.C67600; UNS No. C69300; UNS No. C70620; UNS No.C71520; UNS No. C77400TABLE 2 Tensile RequirementsDiameter or Section Thickness,in. (mm)Temper DesignationStandard FormerTensile Strength, minYield Strength at 0.5 %Exte
44、nsion Under Load, minElongation in 4 3 Diameter orThickness of Specimen, min, %ksi MPaAksi MPaACopper 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 M
45、10 As Hot ForgedAir Cooled 70 483 25 172 30Over 112 (38.1) M10 As Hot ForgedAir Cooled 68 469 23 156 35Copper Alloy UNS Nos. C46400, C48200 and C48500All sizes M10 As Hot ForgedAir Cooled 52 358 22 152 25Copper Alloy UNS No. C69300All sizes M10 As Hot Forged-Air Cooled 65 450 26 180 15Copper Alloy U
46、NS No. C70620Up to 6 (152.3), incl M10 As Hot ForgedAir Cooled 45 310 18 124 30Over 6 (152.3) M10 As Hot ForgedAir Cooled 40 276 15 103 30All sizes O20 Hot Forged and Annealed 40 276 15 103 30Copper Alloy UNS No. C71520Up to 6 (152.3), incl M10 As Hot Forged Air Cooled 50 345 20 138 30Over 6 (152.3)
47、 M10 As Hot Forged Air Cooled 45 310 18 124 30All sizes O20 Hot Forged and Annealed 45 310 18 124 30ASee Appendix X4.B283064SUPPLEMENTARY REQUIREMENTSThe following supplementary requirements shall apply only when specified by the purchaser in theinquiry, contract or order, for agencies of the U.S. g
48、overnment.S1. Supplementary Requirements S1, S2, and S4 of ASTMB 249/B 249M shall apply.S2. Identification MarkingIndividual forgings shall bemarked with the producers name or trademark, this ASTMspecification number, the UNS number, and the heat number orserial number. The method and location of marking shall be inaccordance with MIL-STD-792. If approved by the purchaser,the forgings may be bundled or boxed and
