Finland · SFS
25 Mn 4
SFS EN 10132-3
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.23 | 0.28 | ||
| Cr | 0.4 | |||
| Mn | 0.95 | 1.15 | ||
| Mo | 0.1 | |||
| Ni | 0.4 | |||
| P | 0.035 | |||
| S | 0.035 | |||
| Si | 0.4 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| narrow strip, annealed or annealed skin passed , >= 0.3 <= 3 mm | ≤460 | ≤590 | ≥20 Lo = 50 mm | HV ≤180 Hardened 1038℃；HR ≤88 Hardened 1038℃ |