
| Mirror Polished R05255 R5052 Tantalum Sheet For Electronic Industry | |||||||||
| Purity | 99.95%min | ||||||||
| Grade | R05200,R05400,R05255,R05252,R05240 | ||||||||
| Standard | ASTM B708, GB/T 3629 | ||||||||
| Size | Item | Thickness (mm) | Width (mm) | Length (mm) | |||||
| Foil | 0.01-0.09 | 30-150 | >200 | ||||||
| Sheet | 0.1-0.5 | 30-610 | 30-1000 | ||||||
| Plate | 0.5-1.0 | 20-1200 | 50-2000 | ||||||
Mechanical Property
| |||
| Grade | T. Strength min PSI(MPa) | Y.Strength min PSI(MPa) | EL. min,% |
| Pure Ta (R05200,R0540) | 30000 (207) | 20000 (138) | 20 |
| Ta-10W(R05255) | 70000 (482) | 60000 (414) | 15 |
| Ta-2.5W(R05252) | 40000 (276) | 30000 (207) | 20 |
| Ta-40Nb(R05240) | 35000 (241) | 20000 (138) | 23 |

| Chemical Composition | ||||
| Element | R05200 | R05255 | R05252 | R05240 |
| C | 0.010 | 0.010 | 0.010 | 0.010 |
| O | 0.015 | 0.015 | 0.015 | 0.020 |
| N | 0.010 | 0.010 | 0.010 | 0.010 |
| H | 0.0015 | 0.0015 | 0.0015 | 0.0015 |
| Fe | 0.010 | 0.010 | 0.010 | 0.010 |
| Mo | 0.020 | 0.020 | 0.020 | 0.020 |
| Nb | 0.100 | 0.100 | 0.100 | 35.0-42.0 |
| Ni | 0.010 | 0.010 | 0.010 | 0.010 |
| Si | 0.005 | 0.005 | 0.005 | 0.005 |
| Ti | 0.010 | 0.010 | 0.010 | 0.010 |
| W | 0.050 | 9.1-11.0 | 2.0-3.5 | 0.050 |
| Ta | Re | Re | Re | Re |

1. Good ductility, good machinability
2. Good plasticity
3. High melting point metal 3017 degree
4. Excellent corrosion resistance
5. Very small coefficients of thermal expansion
6. Good capability of absorbing and releasing hydrogen
7. Good biocompatibility
8. High melting point, high boiling point
Application:
1. Electronic instrument.
2. Steel industry
3. Chemical industry
4. Atomic energy aviation
5. Aerospace aviation
6. Cemented carbide
7. Medical treatment













Audited Supplier










