Tantalum and its alloy ingot | |||||
Grade | RO5200 | RO5400 | RO5252 | Standard: ASTM B364-92 Specification: Φ120*≤1500 Φ150*≤1500 |
|
Impurity Content %,Max | C | 0.01 | 0.01 | 0.01 | |
N | 0.01 | 0.01 | 0.01 | ||
O | 0.015 | 0.03 | 0.015 | ||
H | 0.015 | 0.015 | 0.0015 | ||
Nb | 0.1 | 0.1 | 0.5 | ||
Fe | 0.01 | 0.01 | 0.01 | ||
Ti | 0.01 | 0.01 | 0.01 | ||
W | 0.05 | 0.05 | 2.0-3.5 | ||
Mo | 0.02 | 0.02 | 0.02 | ||
Si | 0.005 | 0.005 | 0.005 | ||
Ni | 0.01 | 0.01 | 0.01 |