Aluminium Bronzes
Aluminium Bronzes
| Wisco’s commercial reference | Elements | Alloys as per most current up to date specifications (% percentage values) | Closest International Standards | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cu | Sn | Pb | Zn | Ni | Si | Fe | Al | Mn | |||
| W-AlFe (5) |
% min. % máx. |
85 89,5 |
0,20 |
0,0 * |
0,50 |
1,5 |
0,2 |
1,5 3,5 |
8,50 10,5 |
1,00 |
 |
| W-AlNi (5) |
% min. % máx. |
76 83 |
0,1 |
0,03 |
0,50 |
4,0 6,0 |
0,1 |
4 5,5 |
8,5 10,5 |
3,00 |
|
- Correlation of International Norms
- * for welding, maximum PB contect of 0,03%
- (5) Forgeable material and feasible for other additional processes after casting in order to improve mechanical characteristics; these final mechanical values will depend of the chosen process.
Mechanical Properties
| Wisco’s commercial reference | Approximate Mechanical Characteristics at 20ºC. Minimum values | ||||
|---|---|---|---|---|---|
| Yield Point Rp 0.2N/mm² | Tensile Strength Rm N/mm² | Elongation A5 (%) | Hardness HB 10/100 | Yielding Module KN/mm² | |
| W - AlFe (5) |
200 (271) |
550 (669) |
15 (27) |
130 (130) |
110 a 116 |
| W - AlNi (5) |
280 (411) |
650 (744) |
13 (14) |
150 (190) |
110 a 128 |
- ()= regularly obtained mean values
Physical Properties
| Wisco’s commercial reference | Physical Properties | ||||
|---|---|---|---|---|---|
| Density Kg/dm² | Specific Heat j/g. k | Thermal Expansion 10-6 k | Thermal Conductivity W/m. º k | Electrical Conductivity m / (Ohm.mm²) | |
| W - AlFe (5) |
7,5 | 0,420 | 16 a 17 | 55 | 5 a 8 |
| W - AlNi (5) |
7,6 | 0,418 | 17 a 19 | 60 | 4 a 6 |