ASTM B591-98a

Standard Specification for Copper-Zinc-Tin and Copper-Zinc-Tin-Iron-Nickel Alloys Plate, Sheet, Strip, and Rolled Bar

SCOPE
1.1 This specification covers several copper-zinc-tin alloys in the form of plate, sheet, strip, and rolled bar. The alloys and nominal compositions are as follows:  Copper Copper, Tin, Zinc, Alloy UNS No. 2 % % % C40500 95 1 4 C40800 95 2 3 C41100 91 0.5 8.5 C41300 91 1 8 C41500 91 2 7 C42200 87 1 12 C42500 88 2 10 C43000 85 2 13 C43400 85 0.7 14.3
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

General Information

• Status: Historical
• Publication Date: 09-Dec-1998
• ICS: 77.150.30 - Copper products
• Technical Committee: B05 - Copper and Copper Alloys
• Drafting Committee: B05.01 - Plate, Sheet, and Strip

Relations

• Replaced By: ASTM B591-04 - Standard Specification for Copper-Zinc-Tin and Copper-Zinc-Tin-Iron-Nickel Alloys Plate, Sheet, Strip, and Rolled Bar
• Effective Date: 01-Oct-2004
• Referred By: ASTM B248-22 - Standard Specification for General Requirements for Wrought Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled Bar
• Effective Date: 10-Dec-1998
• Referred By: ASTM B315-19 - Standard Specification for Seamless Copper Alloy Pipe and Tube
• Effective Date: 10-Dec-1998

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: B 591 – 98a
Standard Specification for
Copper-Zinc-Tin and Copper-Zinc-Tin-Iron-Nickel Alloys
Plate, Sheet, Strip, and Rolled Bar
This standard is issued under the fixed designation B 591; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript 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 * E 8 Test Methods for Tension Testing of Metallic Materials
E 62 Test Methods for Chemical Analysis of Copper and
1.1 This specification covers the requirements for specified
Copper Alloys (Photometric)
copper-zinc-tin alloys and copper-zinc-tin-iron-nickel alloys in
E 76 Test Methods for Chemical Analysis of Nickel-Copper
the form of plate, sheet, strip, and rolled bar. The alloys and
Alloys
nominal compositions are as follows:
E 112 Test Methods for Determining the Average Grain
Copper Alloy Copper, Tin, Zinc, Phos., Iron, Nickel,
Size
UNS No. % % % %% % %
E 255 Practice for Sampling Copper and Copper Alloys for
C40500 95 1 4
Determination of Chemical Composition
C40810 95.5 2.0 2.22 0.03 0.1 0.15
E 478 Test Methods for Chemical Analysis of Copper
C40850 95.5 3.0 1.27 0.03 0.1 0.1
C40860 94.8 2.0 3.04 0.03 0.03 0.1
Alloys
C41100 91 0.5 8.5
E 527 Practice for Numbering Metals and Alloys (UNS)
C41300 91 1 8
C41500 91 2 7
3. Terminology
C42200 87 1 12
C42500 88 2 10
3.1 Definitions— For standard terms related to copper and
C42520 89.8 2.0 7.97 0.03 0.1 0.1
copper alloys, refer to Terminology B 846.
C43000 85 2 13
C43400 85 0.7 14.3
4. General Requirements
1.2 The values stated in inch-pound units are to be regarded
4.1 The following sections of Specification B 248 constitute
as the standard. The values given in parentheses are for
a part of this specification:
information only.
4.1.1 Terminology—Definitions,
2. Referenced Documents
4.1.2 Materials and Manufacturing,
4.1.3 Workmanship, Finish, and Appearance,
2.1 ASTM Standards:
4.1.4 Sampling—except for chemical analysis,
B 248 Specification for General Requirements for Wrought
4.1.5 Number of Tests and Retests,
Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled
4.1.6 Specimen Preparation,
Bar
4.1.7 Test Methods—except for chemical analysis,
B 601 Practice for Temper Designations for Copper and
4.1.8 Significance of Numerical Limits,
Copper Alloys—Wrought and Cast
4.1.9 Inspection,
B 846 Terminology for Copper and Copper Alloys
4.1.10 Rejection and Rehearing,
4.1.11 Certification,
This specification is under the jurisdiction of ASTM Committee B05 on Copper 4.1.12 Test Reports (Mill),
and Copper Alloys and is the direct responsibility of Subcommittee B05.01 on
4.1.13 Packaging and Package Marking, and
Plate, Sheet, and Strip.
4.1.14 Supplementary Requirements.
Current edition approved Dec. 10, 1998. Published May 1999. Originally
published as B 591 – 73. Last previous edition B 591 – 98.
New designations established in accordance with Practice E 527. In the new
UNS system the designations for copper alloys are simply expansions of the present
Annual Book of ASTM Standards, Vol 03.01.
standard designations by a prefix “C” and a suffix “00.”
Annual Book of ASTM Standards, Vol 03.05.
Annual Book of ASTM Standards, Vol 02.01.
Annual Book of ASTM Standards, Vol 03.06.
Annual Book of ASTM Standards, Vol 01.01.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
B 591 – 98a
4.2 In addition, when a section with a title identical to that 6.2.1 The product shall be manufactured by such hot work-
referenced in 4.1 appears in this specification, it contains ing, cold working, and annealing processes as to produce a
additional requirements, which supplement those appearing in uniform wrought structure in the finished product.
Specification B 248.
6.2.2 The product shall be hot or cold worked to the finished
size and subsequently annealed, when required, to meet the
5. Ordering Information
temper properties specified in the ordering information.
5.1 Contracts or purchase orders for product under this 6.2.3 Edges—Slit edges shall be furnished unless otherwise
specification should include the following information: specified in the contract or purchase order.
5.1.1 ASTM designation and year of issue (for example,
B 591-XX);
7. Chemical Composition
5.1.2 Copper Alloy UNS No. Designation (for example,
7.1 The material shall conform to the chemical composi-
C42500);
tional requirements specified in Table 1 for the copper alloy
5.1.3 Temper (see Section 8);
UNS No. designation specified in the ordering information.
5.1.4 Dimensions, that is, thickness, width, length, and so
7.1.1 These composition limits do not preclude the possible
forth (see Section 12);
presence of other unnamed elements. Limits may be estab-
5.1.5 Form, that is, plate, sheet, strip, or rolled bar;
lished and analysis required for unnamed elements by agree-
5.1.6 How furnished, that is, rolls, specific or stock lengths,
ment between manufacturer or supplier and the purchaser.
with or without ends;
7.2 Zinc, given as the “Remainder,” is the difference be-
5.1.7 Quantity, that is, total weight each form, temper, and
tween the sum of the results for all elements determined and
size; and
100 %.
5.1.8 When material is purchased for agencies of the U.S.
7.2.1 Copper may be determined by difference; however,
Government the requirements of Section 11 shall apply.
when so determined, the results must conform to the require-
5.2 The following options are available under this specifi-
ments of Table 1.
cation and should be specified in the contract or purchase order
when required:
7.3 When all elements specified in Table 1 for the desig-
5.2.1 Type of edge, that is, slit, sheared, sawed, square nated alloy are determined, the sum of results shall equal at
corners, round corners, rounded edges, or full rounded edges,
least 99.7 %.
and
5.2.2 Width and straightness tolerances (see Section 12).
8. Temper
8.1 As Hot Rolled (M20) Material—This standard temper of
6. Materials and Manufacture
sheet and plate produced by hot rolling, where applicable, is
6.1 Material:
shown in Table 2. (See Table 3 for SI equivalents.)
6.1.1 The material of manufacture shall be Copper Alloy
8.2 H (Rolled Material)—The standard tempers of rolled
UNS No. C40500, C41100, C41300, C41500, C42200,
materials are as designated in Table 2 with the prefix “H.”
C42000, C43300, C43400, C40810, C40850, C40860, or
Special tempers not listed in this specification are subject to
C42520 as specified in the ordering information.
agreement between the manufacturer and the purchaser.
6.1.2 In the event that heat identification or traceability is
8.3 Annealed Material—The standard tempers of annealed
required, the purchaser shall specify the details desired.
material are as designated in Table 4 in the column entitled
NOTE 1—Because of the discontinuous nature of the processing of
“Nominal Grain Size.” Special tempers not listed in this
castings into wrought products, it is not always practical to identify a
specification are subject to agreement between the manufac-
specific casting analysis with a specific quantity of finished material.
turer and the purchaser.
6.2 Manufacture: 8.4 Temper designations are defined in Practice B 601.
TABLE 1 Chemical Requirements
Composition, %
Copper Alloy
UNS No.
Copper Tin Lead, max Iron, max Phosphorus, max Nickel Zinc
C40500 94.0-96.0 0.7-1.3 0.05 0.05 . . . . . . remainder
C40810 94.5-96.5 1.8-2.2 0.05 0.08-0.12 0.028-0.040 0.11-0.20 remainder
C40850 94.5-96.5 2.6-4.0 0.05 0.05-0.20 0.02-0.04 0.05-0.20 remainder
C40860 94.0-96.0 1.7-2.3 0.05 0.01-0.05 0.02-0.04 0.05-0.20 remainder
C41100 89.0-92.0 0.30-0.7 0.10 0.05 . . . . . . remainder
C41300 89.0-93.0 0.7-1.3 0.10 0.05 . . . . . . remainder
C41500 89.0-93.0 1.5-2.2 0.10 0.05 . . . . . . remainder
C42200 86.0-89.0 0.8-1.4 0.05 0.05 0.35 . . . remainder
C42500 87.0-90.0 1.5-3.0 0.05 0.05 0.35 . . . remainder
C42520 88.0-91.0 1.5-3.0 0.05 0.05-0.20 0.02-0.04 0.05-0.20 remainder
C43000 84.0-87.0 1.7-2.7 0.10 0.05 . . . . . . remainder
C43400 84.0-87.0 0.40-1.0 0.05 0.05 . . . . . . remainder
B 591 – 98a
TABLE 2 Tensile Strength Requirements and Approximate Rockwell Hardness Values for Rolled Tempers
NOTE 1—Plate is generally available in only the as hot-rolled (M20) temper. Required properties for other tempers shall be agreed upon between the
manufacturer and the purchaser at the time of placing the order.
NOTE 2—See Table 3 for SI unit equivalents.
Approximate Rockwell Hardness
Tensile Strength,
Temper Designation
A
ksi
B-Scale Superficial 30T
0.020 to 0.036 in. (0.51 Over 0.036 in. 0.012 to 0.028 in. (0.30 Over 0.028 in.
Standard Former Min Max
to 0.91 mm), incl (0.91 mm) to 0.71 mm), incl (0.711 mm)
Copper Alloy UNS No. C40500
M20 As hot-rolled 35 50 . . . . . . . . . . . .
H01 Quarter hard 41 53 30-54 34-62 36-56 38-58
H02 Half hard 46 58 50-66 52-69 49-60 51-62
H03 Three-quarter hard 52 64 60-72 62-74 56-66 58-68
H04 Hard 58 70 66-76 68-78 60-68 62-70
H06 Extra hard 63 75 71-78 72-80 65-71 66-73
H08 Spring 68 80 75-81 76-83 67-72 68-74
H10 Extra spring 73 84 78-83 79-85 69-73 70-75
Copper Alloy UNS No. C40810
H02 Half hard 57 73 65-80 66-81 60-70 62-72
H04 Hard 76 88 78-89 80-90 67-74 69-75
H06 Extra hard 90 100 82-90 83-92 69-75 70-76
H08 Spring 94 102 85-92 86-94 71-77 72-78
Copper Alloy UNS No. C40850
H02 Half hard 57 73 65-80 67-81 60-69 62-72
H04 Hard 76 89 78-88 80-90 67-74 69-75
H06 Extra hard 90 100 82-91 83-93 69-75 70-76
H08 Spring 94 106 85-92 87-94 72-77 73-78
Copper Alloy UNS No. C40860
H02 Half hard 56 72 64-80 65-80 60-70 61-72
H04 Hard 74 87 77-89 79-90 66-74 68-75
H06 Extra hard 88 98 81-90 82-91 68-75 69-76
H08 Spring 92 105 84-92 85-94 70-77 71-78
Copper Alloy UNS No. C41100
M20 As hot-rolled 34 50 . . . . . . . . . . . .
H01 Quarter hard 42 54 32-60 34-63 37-57 38-64
H02 Half hard 49 60 51-68 52-70 50-62 51-67
H03 Three-quarter hard 55 66 62-75 63-77 58-66 59-70
H04 Hard 61 72 68-79 69-81 62-70 64-71
H06 Extra hard 67 78 74-82 76-84 66-73 67-72
H08 Spring 73 83 78-84 77-86 69-74 70-73
H10 Extra spring 78 . . . 80 and over 80 and over 70 and over 71 and over
Copper Alloy UNS No. C41300
M20 As hot-rolled 37 50 . . . . . . . . . . . .
H01 Quarter hard 45 55 34-62 35-64 40-58 39-60
H02 Half hard 50 62 52-70 53-72 51-63 51-64
H03 Three-quarter hard 58 68 64-77 66-78 59-68 60-69
H04 Hard 65 75 71-80 72-81 63-70 64-70
H06 Extra hard 70 82 77-83 78-84 67-71 68-72
H08 Spring 76 86 81-86 82-87 70-73 70-74
H10 Extra spring 81 . . . 85 and over 86 and over 72 and over 73 and over
Copper Alloy UNS No. C41500
M20 As hot rolled 38 50 . . . . . . . . . . . .
H01 Quarter hard 46 56 48-73 49-75 48-65 49-67
H02 Half hard 53 63 68-78 70-80 62-68 63-70
H03 Three-quarter hard 57 68 73-80 75-82 65-70 66-71
H04 Hard 64 75 78-85 79-87 69-72 69-74
H06 Extra hard 70 82 81-87 82-90 70-73 70-75
H08 Spring 78 89 86-92 87-93 73-76 73-77
H10 Extra spring 85 . . . 89 and over 90 and over 74 and over 75 and over
Copper Alloy UNS No. C42200
M20 As hot-rolled 40 53 . . . . . . . . . . . .
H01 Quarter hard 47 57 42-68 44-70 43-62 46-65
H02 Half hard 54 65 64-74 66-76 58-68 61-70
H03 Three-quarter hard 60 72 71-80 73-82 64-69 66-71
H04 Hard 67 79 76-83 78-85 67-71 69-73
H06 Extra hard 75 85 80-85 82-87 69-73 70-74
H08 Spring 82 92 83-88 85-90 70-74 71-75
B 591 – 98a
TABLE 2 Continued
Approximate Rockwell Hardness
Tensile Strength,
Temper Designation
A
ksi
B-Scale Superficial 30T
0.020 to 0.036 in. (0.51 Over 0.036 in. 0.012 to 0.028 in. (0.30 Over 0.028 in.
Standard Former Min Max
to 0.91 mm), incl (0.91 mm) to 0.71 mm), incl (0.711 mm)
H10 Extra spring 88 . . . 86 and over 86 and over 74 and over 74 and over
Copper Alloy UNS No. C42500
M20 As hot-rolled 40 54 . . . . . . . . . . . .
H01 Quarter hard 49 59 46-71 48-73 45-65 47-67
H02 Half hard 57 69 67-81 69-83 63-69 65-72
H03 Three-quarter hard 62 74 74-84 76-86 66-71 68-73
H04 Hard 70 82 81-88 83-90 70-74 72-76
H06 Extra hard 76 88 86-92 88-94 71-75 73-77
H08 Spring 84 94 89-93 91-95 73-77 74-78
H10 Extra spring 92 . . . 92 and over 92 and over 76 and over 77 and over
Copper Alloy UNS No. C42520
H02 Half hard 67 82 68-83 70-85 64-71 67-73
H04 Hard 81 96 82-90 83-92 71-76 72-78
H06 Extra hard 92 107 85-94 87-96 72-77 73-79
H08 Spring 97 112 88-96 90-98 74-79 75-81
H10 Extra spring 103 118 91-101 92-102 76-82 77-83
Copper Alloy UNS No. C43000
M20 As hot-rolled 40 55 . . . . . . . . . . . .
H01 Quarter hard 47 60 41-68 45-72 47-64 50-67
H02 Half hard 55 69 64-79 67-82 58-70 60-72
H03 Three-quarter hard 65 78 72-83 75-86 64-72 66-74
H04 Hard 72 84 78-87 80-89 68-75 70-77
H06 Extra hard 83 93 83-89 85-91 70-77 72-79
H08 Spring 89 98 87-92 89-94 74-79 75-80
H10 Extra spring 90 . . . 89 and over 91 and over 75 and over 76 and over
Copper Alloy UNS No. C43400
M20 As hot-rolled 37 50 . . . . . . . . . . . .
H01 Quarter hard 45 58 39-64 43-68 45-61 48-64
H02 Half hard 52 66 55-74 58-77 56-68 58-70
H03 Three-quarter hard 61 74 65-77 68-80 64-70 64-72
H04 Hard 68 80 73-84 75-86 65-74 67-76
H06 Extra hard 78 89 76-87 78-89 69-76 71-78
H08 Spring 85 94 81-89 83-91 73 and over 74-79
H10 Extra spring 88 . . . 83 and over 85 and over 74 and over 75 and over
A
ksi = 1000 psi.
TABLE 3 Tensile Strength Conversion Values for Table 2 TABLE 4 Grain Size Requirements for Annealed Material
ksi MPa ksi MPa ksi MPa ksi MPa Average Grain Size, mm
Temper
Copper Alloy UNS No.
Designation
41 [283] 61 [424] 79 [545] 94 [648] Nominal Min Max
42 [290] 62 [427] 80 [552] 95 [655]
C40500, C40810, OS035 0.035 0.025 0.050
44 [303] 63 [434] 81 [558] 96 [662]
C40850, C40860, OS025 0.025 0.015 0.035
45 [310] 64 [441] 82 [565] 97 [669]
A
C41100, C41300, OS015 0.015 0.025
46 [317] 65 [448] 83 [572] 98 [676]
C41500, C42200,
47 [324] 66 [455] 84 [579] 99 [683]
C42500, C42520,
49 [338] 67 [462] 85 [586] 100 [689]
C43000, and C43400
50 [345] 68 [469] 86 [593] 102 [703]
A
52 [359] 69 [476] 87 [600] 103 [710] Although no minimum grain size is required, this material shall be fully
53 [365] 70 [483] 88 [607] 105 [723] recrystallized.
54 [372] 72 [496] 89 [614] 106 [730]
56 [386] 73 [503] 90 [621] 107 [737]
57 [393] 74 [510] 91 [627] 112 [772]
58 [400] 75 [517] 92 [634] 118 [813]
from each of two sampling portions and each specimen shall be
59 [407] 76 [524] 93 [641]
within the limits prescribed in Table 4 when determined in
60 [414] 7
...