25CrMo4 steel has high hardenability, no temper brittleness, good weldability, little tendency of cold cracking, good machinability and cold strain plasticity. It is generally used in the state of quenching and tempering or carburizing and quenching.
25CrMo4 equivalent grade
| DIN/W-Nr | GB | JIS |
| 25CrMo4 | 25CrMo | SCM425 |
25CrMo4 steel machanical properties
Tensile strength σ B (MPA): ≥ 885 (90)
Yield strength σ s (MPA): ≥ 685 (70)
Elongation δ 5 (%): ≥ 12
Reduction of area ψ (%): ≥ 50
Impact energy Akv (J): ≥ 35
Impact toughness value α kV (J / cm2): ≥ 98 (10)
Hardness: ≤ 212hb
