Chemical composition | ||||||||||
C | Si | Mn | P | S | Cr | Ni | Mo | Fe | W | Co |
0.9-1.4 | 0.2-2.0 | 0.5-2.0 | ≤0.04 | ≤0.03 | 28.0-32.0 | ≤3.0 | ≤1.5 | ≤3.0 | 3.5-5.5 | Remainder |
Mechanical Properties | |||||||||
Tensile Strength | Yielding Strength | Elongation | Reduction | Hardness | |||||
≥896 | ≥483 | ≥5 | ≥7 | 33-43 |