| Materiaal | Cast Iron |
| Vorm | Square Bar |
| Dichtheid | 0.26 lb/in³ / 449.3 lb/ft³ / 7197 kg/m³ |
| Voorbeeldgewicht | 3.12 lb / 1.415 kg |
| Materiaal | Gewicht (lb) | Gewicht (kg) |
|---|---|---|
| Aluminum | 1.17 | 0.531 |
| Titanium | 1.932 | 0.876 |
| Cast Iron (huidig) | 3.12 | 1.415 |
| Steel | 3.4 | 1.542 |
| Stainless Steel | 3.45 | 1.565 |
| Brass | 3.678 | 1.668 |
| Copper | 3.888 | 1.764 |