International standard · ISO
DP250 Type 2
ISO 14590:2005 — Cold-reduced steel sheet of high tensile strength and low yield point with improved formability second edition
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.1 | |||
| Cu | 0.2 | |||
| Mn | 2 | |||
| Ni | 0.2 | |||
| P | 0.03 | |||
| S | 0.03 | |||
| Si | 0.7 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| sheet, annealed | ≥250 | ≥400 | ≥26 Lo = 80 mm |