Tantalum
ASTM F560
Used in the medical industry, typically used as X-ray marker in polyethylene or other x-ray translucent materials.
Chemical composition of Tantalum
| C | O | N | H | Nb | Fe |
|---|---|---|---|---|---|
| ≤ 0.010 | ≤ 0.015* / ≤ 0.03** | ≤ 0.010 | ≤ 0.0015 | ≤ 0.10 | ≤ 0.010 |
| Ti | W | Mo | Si | Ni | Ta |
| ≤ 0.010 | ≤ 0.050 | ≤ 0.020 | ≤ 0.005 | ≤ 0.010 | balance |
Mechanical properties of Tantalum
| annealed | Typical values (annealed .. cold worked) |
|---|---|
| tensile strength Rm | ≥ 172 .. ≥ 517 Mpa |
| Yield strength Rp 0,2 | ≥138 .. ≥ 345 Mpa |
| Elongation A | ≥ 25 .. ≥ 2% |