1、Designation: B98/B98M 08B98/B98M 13Standard Specification forCopper-Silicon Alloy Rod, Bar and Shapes1This standard is issued under the fixed designation B98/B98M; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last re
2、vision. 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 requirements
3、 for copper-silicon rod, bar, and shapes for UNS CopperAlloys C65100, C65500,and C66100.NOTE 1Material for hot forging is covered by Specification B124/B124M.NOTE 2For ASME Boiler and Pressure Vessel Code applications, see Specification SB-98 in Section II of that code.1.2 UnitsThe values stated in
4、either SI units or inch-pound units are to be regarded separately as standard. Within the text,SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be usedindependently of the other. Combining values from the two systems may resu
5、lt in non-conformance with the standard.2. Referenced Documents2.1 The following documents of the issue in effect on date of material purchase form a part of this specification to the extentreferenced herein:2.1 ASTM Standards:2B124/B124M Specification for Copper and Copper Alloy Forging Rod, Bar, a
6、nd ShapesB249/B249M Specification for General Requirements for Wrought Copper and Copper-Alloy Rod, Bar, Shapes and ForgingsB950 Guide for Editorial Procedures and Form of Product Specifications for Copper and Copper AlloysB601 Classification for Temper Designations for Copper and Copper AlloysWroug
7、ht and CastE8E8/E8M Test Methods for Tension Testing of Metallic MaterialsE8M Test Methods for Tension Testing of Metallic Materials Metric (Withdrawn 2008)3E18 Test Methods for Rockwell Hardness of Metallic MaterialsE62 Test Methods for Chemical Analysis of Copper and Copper Alloys (Photometric Met
8、hods) (Withdrawn 2010)3E478 Test Methods for Chemical Analysis of Copper Alloys3. 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 Manufacture,3.1.3 Workmanship, Finish, and Appearance,3.1.4 Sampl
9、ing,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,1 This specification is under the jurisdiction ofASTM Committee B05 on Copper and CopperAlloys and is the direct responsibility o
10、f Subcommittee B05.02 on Rod, Bar,Wire, Shapes and Forgings.Current edition approved Oct. 1, 2008Oct. 1, 2013. Published November 2008November 2013. Originally approved in 1934. Last previous edition approved in 20032008as B98/B98M 03.B98/B98M 08. DOI: 10.1520/B0098_B0098M-08. 10.1520/B0098_B0098M-1
11、3.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.3 The last approved version of this historical standard is
12、referenced on www.astm.org.This document is not an ASTM standard and is intended only to provide 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 t
13、hat users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West
14、 Conshohocken, PA 19428-2959. United States13.1.11 Certification,3.1.12 Test Report (Mill), Reports,3.1.13 Packaging and Package Marking, and3.1.14 SupplementalSupplementary Requirements.3.2 In addition, when a section with a title identical to one of those referenced in 3.1 appears in this specific
15、ation, it containsadditional requirements that supplement those which appear in Specification B249/B249M.4. Ordering Information4.1 Include the following information in specified choices when placing orders for product under this specification:specification,as applicable:4.1.1 ASTM Designation and y
16、ear of issue,4.1.2 Copper Alloy UNS No. designation,4.1.3 Temper designation, designation (see Temper Section 7),4.1.4 Quantity; total weight or length, or number of pieces of each temper, form, or alloy,4.1.5 Dimensions; diameter or distance between parallel surfaces,4.1.6 Type of edge; edge contou
17、rs,4.1.7 How furnished; specific lengths with or without ends, and4.1.8 When material is purchased for agencies of the U.S. Government (see Specification Intended application.B249/B249M).4.2 The following options are available under this specification and should be specified in the contract or purch
18、ase but may notbe included unless specified at the time of placing of the order when required:4.2.1 Certification (Specification B249/B249M), and4.2.2 Mill Test Report (Specification B249/B249M).4.2.3 Tensile test required for alloys in Table 4 or Table 5 (see 8.1.1.1).),4.2.4 If product is purchase
19、d for agencies of the U.S. Government (see Supplementary Requirements in B249/B249M).5. Material and Manufacture5.1 MaterialsThe starting material shall be cast billets or rods of Copper Alloy UNS Nos. C65100, C65500, or C66100, andshall be of such soundness and structure as to enable them to be pro
20、cessed into the product specified in the contract or purchaseorder.5.2 ManufactureThe product shall be manufactured by such hot-working, cold-working, straightening, and annealingprocessing as to produce a uniform wrought structure and obtain the required finish properties.6. Chemical Composition6.1
21、 The productmaterial shall conform to the chemical requirements specified in Table 1 for the Copper Alloy UNS No.designated in the ordering information.6.1.1 For alloys in which copper is listed as “remainder,” copper is the difference between the sum of the results of all elementsdetermined and 100
22、 %.6.1.2 When all elements listed in Table 1 are determined for the designated alloy, the sum of results shall be 99.5 % min.6.2 These composition limits do not preclude the presence of other elements. Limits may be established and analysis requiredfor unnamed elements by agreement between the manuf
23、acturer and the purchaser.TABLE 1 Chemical RequirementsComposition, % Maximum(Unless Shown as a Range or Minimum)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
24、2.83.8 2.83.5Nickel(includes cobalt). . . 0.6 . . .Nickel(includes cobalt). . . 0.6 . . .B98/B98M 1327. Temper7.1 The standard tempers, as defined in Classification B601, for products described in this specification are given in Tables 2-5.7.1.1 Soft annealed O60,7.1.2 14-hard H01,7.1.3 12-hard H02,
25、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 is normally not produced.8. Mechanical Property Requirements8.1 The product Product furnished under this specification shall conform to the mechanical property r
26、equirements giventensileand hardness requirements prescribed in Tables 2-5 for the Copper Alloy UNS No. designation specified in the orderinginformation.8.1.1 Rockwell HardnessHardness RequirementFor the alloys and tempers listed, product 0.5 in. (12 mm)12 mm and overin diameter or distance between
27、parallel surfaces shall conform with the requirements given in Table 4 and Table 5, when testedin accordance with Test Methods E18.8.1.1.1 For the alloys and tempers listed in Table 4 and Table 5, Rockwell hardness shall be the basis of acceptance or rejectionfor mechanical properties except when th
28、e tensile test is specified in the contract or purchase order.8.1.2 Tensile StrengthStrength RequirementsThe product shall conform with the requirements of Table 2 and Table 3 whentested in accordance with Test Methods E8E8/E8M or E8M.8.1.2.1 The tensile requirements for all alloys and forms of M20
29、and M30 tempers shall be as agreed upon between themanufacturer and purchaser at time of order.TABLE 2 Tensile Requirements, Inch-poundInch-Pound (see Table 3 for SI)Temper Designation Diameter or Distance Between ParallelSurfaces,A in.Tensile Strength min,ksiYield Strength at 0.5 %Extension Under L
30、oad,min, ksiElongation in 4 Diameter 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 to 12, incl 55 20 11Over 12 to 2, incl 55 20 12Bars and shapes C C CH04 Hard Rods:Up to 12, incl 65 35 8O
31、ver 12 to 2, incl 65 35 10Bars and shapes C C CH06 Extra-hard Rods:Up to 12, incl 85 55 6Over 12 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 35H04 Hard Up to 1, incl 65 38 20Over 1 to 112, incl 60 30 25Over 112
32、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 38 20Shapes C C CH04 Hard Rods and square bars:Up to 14, incl 90 55 8
33、Over 14 to 1, incl 90 52 13Over 1 to 112, incl 80 43 15Over 112 to 3, incl 70 38 17Over 3 C C CShapes C C CH06 Extra-hard Rods: up to 12, incl 100 55 7A For rectangular bar, the Distance Between Parallel Surfaces refers to thickness.B In any case a minimum gage length of 1 in. shall be used.C As agr
34、eed upon between manufacturer and purchaser.B98/B98M 1339. Dimensions, Mass and Permissible Variations9.1 Refer to the appropriate paragraphs in Specification B249/B249M with particular reference to the following tables:9.2 Diameter or Distance Between Parallel Surfaces:9.2.1 Rod: Round, Hexagonal,
35、OctagonalRefer to Table 1for 1 for Alloy C65100 and to Table 2 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.TABLE 3 Tensile Requirements, SI (see Table 2 for Inch-Pound)Temper Designation Diameter or Distan
36、ce Between ParallelSurfaces,A mmTensile Strength min,MPaYield Strength at 0.5 %Extension Under Load,min, MPaElongation,min, %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 1
37、40 12Bars and shapes C C CH04 Hard Rods:Up to 12, incl 450 240 8Over 12 to 50, incl 450 240 10Bars and shapes C C CH06 Extra-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 3
38、60 105 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. 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 bar
39、s:Up to 50, incl 485 260 20Shapes C C CH04 Hard Rods and square bars:Up to 6, incl 615 380 8Over 6 to 25, incl 615 360 13Over 25 to 38, incl 545 295 15Over 38 to 75, incl 485 260 17Over 75 C C CShapes C C CH06 Extra-hard Rods: up to 12, incl 690 380 7A For rectangular bar, the Distance Between Paral
40、lel Surfaces refers to thickness.B Elongation values are based on a gage length of 5.65 times the square root of the area for dimensions greater than 2.5 mm.C As agreed upon between manufacturer and purchaser.TABLE 4 Rockwell Hardness Requirements, Inch-poundInch-PoundA (see Table 5 for SI)Temper De
41、signation Diameter or Distance Between ParallelSurfaces,B in.Rockwell B Hardness Determined on theCross Section Midway Between Surfaceand CenterCode NameCopper Alloy UNS No. C65100 Rods, Bars, and ShapesH02 Half-hard 0.5 to 2.0 , incl 6085H04 Hard 0.5 to 2.0, incl 6590H06 Extra-hardC 0.5 to 1.5, inc
42、l 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-hard 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
43、 8095over 1.5 to 3.0, incl 7595A Rockwell hardnesses hardness requirements are not established for diameters less than 0.5 in in.B For rectangular bar, the Distance Between Parallel Surfaces refers to thickness.C BarsBars and shapes are not produced in the H06 temper.B98/B98M 1349.2.4 Bar: Rectangul
44、ar and SquareRefer to Tables 8 and 10 for Alloy C65100, and Tables 9 and 11 for Alloys C65500 andC66100.9.2.5 Bar: M30 TemperRefer to Table 5 for thickness and width tolerances.9.3 ShapesThe dimensional tolerance for shapes shall be as agreed upon between the manufacturer and the purchaser, andshall
45、 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 BarRefer to Table 16.9.6 Edge Contours:9.6.1 Rod and BarRefer to the section entitled, “Edge Contours” and to Figs. 1, 2, and 3.TABLE 5 Rockwell Hardness Requirements, SIA (see Tab
46、le 4 for Inch-Pound)Temper Designation Diameter or Distance Between ParallelSurfaces,B mmRockwell B Hardness Determined 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 Extr
47、a-hardC 12 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 7595over 25 to 38, incl 7595over 38 to 75, incl 7595H04 Hard 12 to 25, incl 85100over 25 to
48、 38, incl 8095over 38 to 75, incl 7595A Rockwell hardnesses hardness requirements are not established for diameters less than 12 mm.B ForFor rectangular bar, the Distance Between Parallel Surfaces refers to thickness.C Bars and shapes are not produced in the H06 temper.B98/B98M 13510. Test Methods10
49、.1 Chemical composition shall, in case of disagreement, be determined as follows: In cases of disagreement, test methods forchemical composition shall be subject to agreement between the manufacturer or supplier and the purchaser. The following tableis a list of published test methods some of which are considered by ASTM as no longer viable. These, and others not listed, maybe used subject to agreement.Element Test MethodsCopper E478Lead E478, Atomic absorptionManganese E62Nickel E478, PhotometricSilicon E62Z
