ITEM | Standard Number | Descriptions |
1 | EN 10269-1999 | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
Elements | Min.(≥) | Max.(≤) |
C | 0.17 | 0.25 |
Mn | 0.40 | 0.80 |
Si | 0.40 | |
P | 0.030 | |
S | 0.030 | |
Cr | 1.20 | 1.50 |
Ni | 0.60 | |
Mo | 0.55 | 0.80 |
V | 0.25 | 0.35 |
Al | 0.03 |