This chart shows the metals used for die casting. The four metals shown are the most common materials used in die casting alloys.
Other Die Casting Materials Comparison
Aluminum |
Brass |
Magnesium |
Zinc |
|
| Tensile strength, psi x 1000 |
47 | 55 |
34 |
41 |
| Yield strength, psi x 100 (0.2 pct offset) |
23 |
30 |
23 | — |
| Shear strength, psi x 1000 |
28 | 37 | 20 | 31 |
| Fatigue strength, psi x 1000 |
20 | 25 | 14 |
7 |
| Elongation, pct in 2 in. |
3.50 |
15 |
3.0 |
10 |
| Hardness (Brinell) |
80 |
91 | 63 | 82 |
| Specific gravity |
2.71 | 8.30 | 1.80 | 6.60 |
| Weight, lb/cu. in. |
0.098 | 0.305 |
0.066 |
0.24 |
| Melting point (liquid), °F |
1100 |
1670 |
1105 | 728 |
| Thermal conductivity, CG5 |
0.23 | 0.21 | 0.16 | 0.27 |
| Thermal expansion, in./in./°F x 106 |
12.1 | 12.0 | 15.0 |
15.2 |
| Electrical conductivity, pct of copper standard |
27 | 20 | 10 | 27 |
| Modulus of elasticity, psi x 106 |
10.3 | 15 |
6.5 |
— |
| Impact strength (Charpy), ft/lb |
3.0 |
40 |
2.0 | 43.0 |
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