Tungsten Heavy Alloy Sphere Aerospace Counterweight
Advantages of tungsten alloy sphere:
- High density up to 18.5 g/cm3.
- Up to 65% denser than Lead.
- Up to 130% denser than Steel.
- Mechanical properties to suit either dynamic or static locations.
- Weakly Ferro magnetic.
- Non-magnetic, if specifically required.
- Alternative to Lead.
- Non-Toxic.
- Corrosion resistant.
- Easily machined.
- Easily mechanically joined, brazed or shrunk fit to other materials.
Tungsten alloy sphere material Specification details:
| Composition(%) | 90W7Ni3Fe | 93W4Ni3Fe | 95W3Ni2Fe | 97W2Ni1Fe |
| Density(g/cm3) | 17.1+/-0.15 | 17.6+/-0.15 | 18.1+/-0.15 | 18.5+/-0.15 |
| Tensile Strength(MPa) | 900-1000 | 900-1000 | 920-1100 | 920-1100 |
| Elongation(%) | 18-29 | 16-24 | 10-22 | 6-13 |
| Hardness(HRC) | 24-28 | 26-30 | 27-32 | 28-36 |
| Diameter mm | Denstity g/cm³ | Gram g |
| 2 | 18 | 0.075 |
| 2.5 | 18 | 0.147 |
| 3 | 18 | 0.254 |
| 3.5 | 18 | 0.404 |
| 4 | 18 | 0.603 |
| 4.5 | 18 | 0.859 |
| 5 | 18 | 1.178 |
| 5.5 | 18 | 1.567 |
| 6 | 18 | 2.035 |
| 6.5 | 18 | 2.587 |
| 7 | 18 | 3.231 |
| 7.5 | 18 | 3.975 |
| 8 | 18 | 4.824 |
| 8.5 | 18 | 5.786 |
| 9 | 18 | 6.868 |
| 9.5 | 18 | 8.078 |
| 10 | 18 | 9.421 |
| 12 | 18 | 16.28 |
