Copper aluminium
Binary copper alloy and aluminium with 5 to 11% of aluminium, can contain also Fe, Mn and Ni, to form complex alloys. Characteristic of these alloys comes determined by its microstructure, that it is feature of the type setting of the industry thermal processing.
DESIGNATION | Tensile strenght (Kg/mm²) | Yield strenght (Kg/mm²) | Elongation (%) | Hardness Brinell (HB) | Electric conduct. (% IACS) |
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K-401 | Cu Al 5 | R F |
38 45-53 |
15 30-45 |
55 25-15 |
85 115-140 |
15-18 |
K-402 | Cu Al 8 | R F |
42 50-57 |
17 35-43 |
45 20-15 |
90 130-150 |
13-15 |
K-403 | Cu al 8 Fe 3 | 52-55 | 27-28 | 35-30 | 130-150 | 12-14 | |
K-404 | Cu Al 9 Mn 2 | 52-65 | 25-40 | 25-15 | 130-160 | 12-14 | |
K-405 | Cu Al 10 Fe 3 | 62-70 | 32-45 | 18-10 | 160-180 | 12-14 | |
K-406 | Cu Al 10 Fe 5 Ni 5 | 75-80 | 42-50 | 15-12 | 180-215 | 7-9 | |
K-407 | Cu Al 9 Ni 6 Fe 3 | 60-65 | 32-50 | 15 | 160-200 | 7-9 |
Approximate density: 7,6 kg/dm³
R: Coved
F: Wrought
Other cuproaluminios special low demand.
Supply: In molten pieces, wrought, stamped or laminated.
Applications to get a good result on: | K-401 | K-402 | K-403 | K-404 | K-405 | K-406 | K-407 |
Resistance to the corrosion | XX | XX | XX | XX | XX | XXX | XXX |
Resistance to the warm oxidation | XXX | XXX | XXX | XXX | XXX | XXX | XXX |
Tools | A | A | A | A | XX | XXX | XX |
Mechanical resistance | X | X | XX | XX | XXX | XXX | XXX |
Characteristic of friction | X | X | X | XX | XXX | XXX | XXX |
To solder | XX | XX | XXX | XX | XXX | XXX | XXX |
Decorative effect | X | XXX |
For any questions or queries we are at your disposal.