ITEM | Standard Number | Descriptions |
1 | EN 10216-2 | Pipes for pressure purposes with specified elevated temperature properties. Boiler tubes |
Elements | Min.(≥) | Max.(≤) |
C | 0.07 | 0.13 |
Cr | 8.50 | 9.50 |
Mn | 0.30 | 0.60 |
Mo | 0.30 | 0.60 |
N | 0.03 | 0.070 |
Nb | 0.04 | 0.09 |
Ni | 0.40 | |
P | 0.02 | |
S | 0.010 | |
Si | 0.50 | |
V | 0.15 | 0.25 |
W | 1.50 | 2.00 |
B | 0.0010 | 0.0060 |
Al | 0.040 |