1、Designation: B 98/B 98M 08Standard Specification forCopper-Silicon Alloy Rod, Bar and Shapes1This standard is issued under the fixed designation B 98/B 98M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of last revision.
2、 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 specification establishes requirements for co
3、pper-silicon rod, bar, and shapes for UNS Alloys C65100, C65500,and C66100.NOTE 1Material for hot forging is covered by Specification B 124/B 124M.NOTE 2For ASME Boiler and Pressure Vessel Code applications, seeSpecification SB-98 in Section II of that code.1.2 The values stated in either SI units o
4、r inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Combiningvalues from the two systems may result in non-conformancewith the standard.2. Referenced Documents2.1 Th
5、e following documents of the issue in effect on dateof material purchase form a part of this specification to theextent referenced herein:2.2 ASTM Standards:2B 124/B 124M Specification for Copper and Copper AlloyForging Rod, Bar, and ShapesB 249/B 249M Specification for General Requirements forWroug
6、ht Copper and Copper-Alloy Rod, Bar, Shapes andForgingsB 601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastE8 Test Methods for Tension Testing of Metallic MaterialsE8M Test Methods for Tension Testing of Metallic Mate-rials Metric3E18 Test Methods for Rockwell Har
7、dness of MetallicMaterialsE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E 478 Test Methods for Chemical Analysis of CopperAlloys3. General Requirements3.1 The following sections of Specification B 249/B 249Mconstitute a part of this specification:3.1.1 Termin
8、ology,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 Rehearing,3.1.11 Certification,3.1.12 Test Repor
9、t (Mill),3.1.13 Packaging and Package Marking, and3.1.14 Supplemental Requirements.3.2 In addition, when a section with a title identical to oneof those referenced in 3.1 appears in this specification, itcontains additional requirements that supplement those whichappear in Specification B 249/B 249M
10、.4. Ordering Information4.1 Include the following information in orders for productunder this specification:4.1.1 ASTM Designation and year of issue,4.1.2 Copper Alloy UNS No. designation,4.1.3 Temper designation,4.1.4 Quantity; total weight or length, or number of piecesof each temper, form, or all
11、oy,4.1.5 Dimensions; diameter or distance between parallelsurfaces,4.1.6 Type of edge; edge contours,4.1.7 How furnished; specific lengths with or without ends,and1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcomm
12、ittee B05.02 on Rod,Bar, Wire, Shapes and Forgings.Current edition approved Oct. 1, 2008. Published November 2008. Originallyapproved in 1934. Last previous edition approved in 2003 as B 98/B 98M 03.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service
13、 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.1*A Summary of Changes section appears at the end of this standard.
14、Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.1.8 When material is purchased for agencies of the U.S.Government (see Specification B 249/B 249M).4.2 The following options are available under this specifi-cation and should be speci
15、fied in the contract or purchase orderwhen required:4.2.1 Certification (Specification B 249/B 249M), and4.2.2 Mill Test Report (Specification B 249/B 249M).4.2.3 Tensile test required for alloys in Table 4 or Table 5(see 8.1.1.1).5. Material and Manufacture5.1 MaterialsThe starting material shall b
16、e cast billets orrods of Copper Alloy UNS Nos. C65100, C65500, or C66100,and shall be of such soundness and structure as to enable themto be processed into the product specified in the contract orpurchase order.5.2 ManufactureThe product shall be manufactured bysuch hot-working, cold-working, straig
17、htening, and annealingprocessing as to produce a uniform wrought structure andobtain the required finish properties.6. Chemical Composition6.1 The product shall conform to the chemical requirementsspecified in Table 1 for the Copper Alloy UNS No. designatedin the ordering information.6.1.1 For alloy
18、s in which copper is listed as “remainder,”copper is the difference between the sum of the results of allelements determined and 100 %.6.1.2 When all elements listed in Table 1 are determined forthe designated alloy, the sum of results shall be 99.5 % min.6.2 These composition limits do not preclude
19、 the presenceof other elements. Limits may be established and analysisrequired for unnamed elements by agreement between themanufacturer and the purchaser.7. Temper7.1 The standard tempers, as defined in ClassificationB 601, for products described in this specification are given inTables 2-5.7.1.1 S
20、oft annealed O60,7.1.214-hard H01,7.1.312-hard H02,7.1.4 Hard H04,7.1.5 Extra-hard H06,7.1.6 As hot rolled M20, and7.1.7 As hot extruded M30.7.2 Product of bars and shapes in the temper H06 isnormally not produced.8. Mechanical Property Requirements8.1 The product shall conform to the mechanical pro
21、pertyrequirements given in Tables 2-5 for the Copper Alloy UNSNo. designation specified in the ordering information.8.1.1 Rockwell HardnessFor the alloys and temperslisted, product 0.5 in. (12 mm) and over in diameter or distancebetween parallel surfaces shall conform with the requirementsgiven in T
22、able 4 and Table 5, when tested in accordance withTest Methods E18.8.1.1.1 For the alloys and tempers listed in Table 4 andTable 5, Rockwell hardness shall be the basis of acceptance orrejection for mechanical properties except when the tensile testis specified in the contract or purchase order.8.1.
23、2 Tensile Strength The product shall conform with therequirements of Table 2 and Table 3 when tested in accordancewith Test Methods E8or E8M.8.1.2.1 The tensile requirements for all alloys and forms ofM20 and M30 tempers shall be as agreed upon between themanufacturer and purchaser at time of order.
24、9. Dimensions, Mass and Permissible Variations9.1 Refer to the appropriate paragraphs in SpecificationB 249/B 249M with particular reference to the followingtables:9.2 Diameter or Distance Between Parallel Surfaces:9.2.1 Rod: Round, Hexagonal, OctagonalRefer to Table1for Alloy C65100 and to Table 2
25、for Alloys C65500 andC66100.9.2.2 Rod: Round M20 TemperRefer to Table 6.9.2.3 Rod: Round, Hexagonal, Octagonal, M30 TemperRefer to Table 5.9.2.4 Bar: Rectangular and SquareRefer to Tables 8 and10 for Alloy C65100, and Tables 9 and 11 for Alloys C65500and C66100.9.2.5 Bar: M30 Temper Refer to Table 5
26、 for thickness andwidth tolerances.9.3 ShapesThe dimensional tolerance for shapes shall beas agreed upon between the manufacturer and the purchaser,and shall be specified in the order.9.4 Length:9.4.1 Rod, Bar and ShapesRefer to Tables 13 and 15.9.5 Straightness:9.5.1 Rod and Bar Refer to Table 16.9
27、.6 Edge Contours:TABLE 1 Chemical RequirementsComposition, % Maximum (Unless Shown as a Range orMinimum)Copper Alloy UNS No.C65100 C65500 C66100Copper (Includessilver)remainder remainder remainderLead 0.05 0.05 0.200.8Iron 0.8 0.8 0.25Zinc 1.5 1.5 1.5Manganese 0.7 0.501.3 1.5Silicon 0.82.0 2.83.8 2.
28、83.5Nickel(includes cobalt). 0.6 .B 98/B 98M 0829.6.1 Rod and Bar Refer to the section entitled, “EdgeContours” and to Figs. 1, 2, and 3.10. Test Methods10.1 Chemical composition shall, in case of disagreement,be determined as follows:Element Test MethodsCopper E 478Lead E 478, Atomic absorptionMang
29、anese E62Nickel E 478, PhotometricSilicon E62Zinc E 478, Atomic absorption10.1.1 Test Method(s) to be followed for the determinationof elements required by contractual or purchase order agree-ment shall be as agreed upon between the supplier andpurchaser.10.2 Refer to Specification B 249/B 249M for
30、other appro-priate test methods.11. Keywords11.1 copperrod, bar, shapes; copper-silicon alloy; highsilicon bronze A; low silicon bronze B; silicon bronze; UNSNo. C65100; UNS No. C65500; UNS No. C66100TABLE 2 Tensile Requirements, Inch-poundTemper DesignationDiameter or Distance Between ParallelSurfa
31、ces,Ain.Tensile Strength min,ksiYield Strength at 0.5 %Extension Under Load,min, ksiElongation in 4 3Diameter or Thickness ofSpecimen, min, %BCode NameCopper Alloy UNS No. C65100 Rods, Bars, and ShapesO60 Soft anneal All forms, all sizes 40 12 30H02 Half-hard Rods:Up to12 , incl 55 20 11Over12 to 2,
32、 incl 55 20 12Bars and shapesCC CH04 Hard Rods:Up to12 , incl 65 35 8Over12 to 2, incl 65 35 10Bars and shapesCC CH06 Extra-hard Rods:Up to12 , incl 85 55 6Over12 to 1, incl 75 45 8Over 1 to 112 , incl 75 40 8Copper Alloy UNS Nos. C65500 and C66100 Rectangular BarsO60 Soft anneal All sizes 52 15 35H
33、04 Hard Up to 1, incl 65 38 20Over 1 to 112 , incl 60 30 25Over 112 to 3, incl 55 24 27Copper Alloy UNS Nos. C65500 and C66100 Rods, Square Bars, and ShapesO60 Soft anneal All forms, all sizes 52 15 35H01 Quarter-hard All forms, all sizes 55 24 25H02 Half-hard Rods and square bars:Up to 2, incl 70 3
34、8 20ShapesCC CH04 Hard Rods and square bars:Up to14 , incl 90 55 8Over14 to 1, incl 90 52 13Over 1 to 112 , incl 80 43 15Over 112 to 3, incl 70 38 17Over 3CC CShapesH06 Extra-hard Rods: up to12 , incl 100 55 7AFor rectangular bar, the Distance Between Parallel Surfaces refers to thickness.BIn any ca
35、se a minimum gage length of 1 in. shall be used.CAs agreed upon between manufacturer and purchaser.B 98/B 98M 083TABLE 3 Tensile Requirements, SITemper DesignationDiameter or Distance Between ParallelSurfaces,AmmTensile Strength min,MPaYield Strength at 0.5 %Extension Under Load,min, MPaElongation,m
36、in, %BCode NameCopper Alloy UNS No. C65100 Rods, Bars, and ShapesO60 Soft anneal All forms, all sizes 275 85 30H02 Half-hard Rods:Up to 12, incl 380 140 11Over 12 to 50, incl 380 140 12Bars and shapesCC CH04 Hard Rods:Up to 12, incl 450 240 8Over 12 to 50, incl 450 240 10Bars and shapesCC CH06 Extra
37、-hard Rods:Up to 12, incl 585 380 6Over 12 to 25, incl 515 310 8Over 25 to 38, incl 515 275 8Copper Alloy UNS Nos. C65500 and C66100 Rectangular BarsO60 Soft anneal All sizes 360 105 35H04 Hard Up to 25, incl 450 260 20Over 25 to 38, incl 415 205 25Over 38 to 75, incl 380 165 27Copper Alloy UNS Nos.
38、 C65500 and C66100 Rods, Square Bars, and ShapesO60 Soft anneal All forms, all sizes 360 105 35H01 Quarter-hard All forms, all sizes 380 165 25H02 Half-hard Rods and square bars:Up to 50, incl 485 260 20ShapesCC CH04 Hard Rods and square bars:Up to 6, incl 615 380 8Over 6 to 25, incl 615 360 13Over
39、25 to 38, incl 545 295 15Over 38 to 75, incl 485 260 17Over 75CC CShapesH06 Extra-hard Rods: up to 12, incl 690 380 7AFor rectangular bar, the Distance Between Parallel Surfaces refers to thickness.BElongation values are based on a gage length of 5.65 times the square root of the area for dimensions
40、 greater than 2.5 mm.CAs agreed upon between manufacturer and purchaser.TABLE 4 Rockwell Hardness Requirements, Inch-poundATemper DesignationDiameter or Distance Between ParallelSurfaces,Bin.Rockwell B Hardness Determined on theCross Section Midway Between Surfaceand CenterCode NameCopper Alloy UNS
41、No. C65100 Rods, Bars, and ShapesH02 Half-hard 0.5 to 2.0 , incl 6085H04 Hard 0.5 to 2.0, incl 6590H06 Extra-hardC0.5 to 1.5, incl 7595Copper Alloy UNS Nos. C65500 and C66100 Rectangular BarsH04 Hard 0.5 to 3.0, incl 6095Copper Alloy UNS Nos. C65500 and C66100 Rods, Square Bars, and ShapesH02 Half-h
42、ard 0.5 to 1.0, incl 7595over 1.0 to 1.5, incl 7595over 1.5 to 3.0, incl 7595H04 Hard 0.5 to 1.0, incl 85100over 1.0 to 1.5, incl 8095over 1.5 to 3.0, incl 7595ARockwell hardnesses are not established for diameters less than 0.5 inBFor rectangular bar, the Distance Between Parallel Surfaces refers t
43、o thickness.CBars and shapes are not produced in the H06 temper.B 98/B 98M 084SUMMARY OF CHANGESCommittee B05 has identified the location of selected changes to this standard since the last issue(B 98/B 98M 03) that may impact the use of this standard (approved Oct. 1, 2008).(1) Editorial revisions
44、throughout in accordance with GuideB 950.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and th
45、e riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision o
46、f this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you should
47、make your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtaine
48、d by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE 5 Rockwell Hardness Requirements, SIATemper DesignationDiameter or Distance Between ParallelSurfaces,BmmRockwell B Hardness Determined
49、 on theCross Section Midway Between Surfaceand CenterCode NameCopper Alloy UNS No. C65100 Rods, Bars, and ShapesH02 Half-hard 12 to 50, incl 6085H04 Hard 12 to 50, incl 6590H06 Extra-hardC12 to 50, incl 7595Copper Alloy UNS Nos. C65500 and C66100 Rectangular BarsH04 Hard 12 to 75, incl 6095Copper Alloy UNS Nos. C65500 and C66100 Rods, Square Bars, and ShapesH02 Half-hard 12 to 25, incl 759525 to 38, incl 7595over 38 to 75, incl 7595H04 Hard 12 to 25, incl 85100over 25 to 38, incl 8095over 38 to 75, incl 7595ARockwell
