Description
Physical properties:
high temperature resistance, good corrosion resistance.
Product specifications:
(17±2)×(17±2)×(450±50)mm
Chemical composition: implementation of national standard GB/T6896-2007
Impurity content (%, ≤) | ||
Impurity element | TNb-1 | TNb-2 |
O | 0.05 | 0.15 |
H | – | – |
C | 0.02 | 0.03 |
N | 0.03 | 0.05 |
Fe | 0.005 | 0.02 |
Si | 0.003 | 0.005 |
Ni | 0.005 | 0.01 |
Cr | 0.005 | 0.005 |
Ta | 0.1 | 0.15 |
W | 0.005 | 0.01 |
Mo | 0.005 | 0.005 |
Ti | 0.005 | 0.01 |
Mn | – | – |
Cu | 0.002 | 0.003 |
P | – | – |
S | – | – |
Zr | 0.02 | 0.02 |
Al | 0.003 | 0.005 |
