ASTM B747-96

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Designation: B 747 – 96
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Specification for
Copper-Zirconium Alloy Sheet and Strip
This standard is issued under the fixed designation B 747; 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.
1. Scope * corners, rounded corners, rounded edges, or full-rounded
edges, see 10.1.6),
1.1 This specification establishes the requirements for sheet
3.1.9 Type of width and straightness tolerances, if required
and strip of Copper Alloy UNS C15100.
(slit metal tolerances, square sheared metal tolerances, sawed
1.2 Values stated in inch-pound units are the standard. SI
metal tolerances, straightened or edge-rolled metal tolerances,
values given in parentheses are for information only.
see Section 10), and
2. Referenced Documents
3.2 When product is purchased for agencies of the U.S.
Government.
2.1 ASTM Standards:
B 193 Test Method for Resistivity of Electrical Conductor
4. Material and Manufacture
Materials
4.1 Material:
B 248 Specification for General Requirements for Wrought
4.1.1 The material of manufacture shall be a cast bar, slab,
Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled
3 cake, billet, etc. of Copper Alloy UNS No. C15100 of such
Bar
purity and soundness as to be suitable for processing in to the
B 601 Practice for Temper Designations for Copper and
3 products prescribed herein.
Copper Alloys—Wrought and Cast
4.1.2 In the event heat identification or traceability is
E 8 Test Methods for Tension Testing of Metallic Materials
required, the purchaser shall specify the details desired.
E 53 Test Methods for Chemical Analysis of Copper
E 62 Test Methods for Chemical Analysis of Copper and
NOTE 1—Due to the discontinuous nature of the processing of castings
Copper Alloys (Photometric Methods)
into wrought products, it is not always practical to identify a specific
casting analysis with a specific quantity of finished material.
E 112 Test Methods for Determining Average Grain Size
E 478 Test Methods for Chemical Analysis of Copper
4.2 Manufacture:
Alloys
4.2.1 The product shall be manufactured by such hotwork-
E 527 Practice for Numbering Metals and Alloys (UNS)
ing, cold-working, and annealing processes as to produce a
uniform wrought structure in the finished product.
3. Ordering Information
4.2.2 The product shall be hot- or cold-worked to the
3.1 Orders for product under this specification should in-
finished size and subsequently annealed, when required, to
clude the following information:
meet the temper properties specified.
3.1.1 ASTM designation number and year of issue,
4.3 Edges:
3.1.2 Quantity (of each size),
4.3.1 Slit edges shall be furnished unless otherwise speci-
3.1.3 Copper Alloy UNS No. (see 1.1),
fied in the contract or purchase order.
3.1.4 Form of material (sheet or strip),
5. Chemical Composition
3.1.5 Temper (see 6.1),
3.1.6 Dimensions (thickness, width, length, if applicable),
5.1 The product shall conform to the chemical composition
3.1.7 How furnished (rolls, specific lengths with or without
prescribed in Table 1.
ends, stock lengths with or without ends),
5.1.1 These composition limits do not preclude the presence
3.1.8 Type of edge, if required (slit, sheared, sawed, square
of other elements. Limits may be established and analysis
required for unnamed elements by agreement between the
manufacturer or supplier and the purchaser.
This specification is under the jurisdiction of ASTM Committee B-5 on Copper
and Copper Alloys and is the direct responsibility of Subcommittee B05.01 on Plate,
5.2 Copper, given as the remainder, is the difference be-
Sheet, and Strip.
tween the sum of results for all elements analyzed and 100 %.
Current edition approved May 10, 1996. Published July 1996. Originally
5.3 When all elements listed in Table 1 are analyzed, the
published as B 747 – 85. Last previous edition B 747 – 89.
sum of results shall be 99.94 % minimum.
Annual Book of ASTM Standards, Vol 02.03.
Annual Book of ASTM Standards, Vol 02.01.
Annual Book of ASTM Standards, Vol 03.01.
6. Temper
Annual Book of ASTM Standards, Vol 03.05.
6 6.1 The tempers, as defined in Practice B 601, available
Annual Book of ASTM Standards, Vol 01.01.
*A Summary of Changes section appears at the end of this standard.
B 747
TABLE 1 Chemical Requirements TABLE 3 Electrical Resistivity
Composition, % Equivalent
Electrical Resistivity
Conductivity at 20°C
Element
Copper Alloy Temper at 20°C (68°F),
(68°F),
UNS No. C15100 max, V·g/m
% IACS
Annealed (OS015) 0.16136 95
Copper remainder
Zirconium 0.05–0.15 Rolled (H01, H02, 0.17031 90
H03, H04, H06,
Iron, max 0.005
H08)
Manganese, max 0.005
Aluminum, max 0.005
Aluminum + manganese + iron, max 0.01
10.1.4 Length:
10.1.4.1 Leng
...