Germany · DIN
EStE 255
DIN 17102:1983 — DIN 17102
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | 0.02 | If nitrogen is additionally fixed by niobium | If nitrogen is additionally fixed by niobium | |
| C | 0.16 | |||
| Cr | 0.3 | |||
| Cr+Cu+Mo | 0.45 | |||
| Cu | 0.2 | |||
| Mn | 0.5 | 1.3 | ||
| Mo | 0.08 | |||
| Nb | 0.03 | |||
| Nb+Ti+V | 0.05 | |||
| Ni | 0.3 | |||
| P | 0.025 | |||
| S | 0.015 | |||
| Si | 0.4 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| bars, sections 100 < t ≤ 125mm, hot rolled, flats | 205 | 330 450.00 | 25 | |||
| bars, sections 125 < t ≤ 150mm, hot rolled, flats | 195 | 330 450.00 | 25 | |||
| bars, sections 35 < t ≤ 50mm, hot rolled, flats | 245 | 360 480.00 | 25 | |||
| bars, sections 50 < t ≤ 70mm, hot rolled, flats | 235 | 360 480.00 | 25 | |||
| bars, sections 70 < t ≤ 85mm, hot rolled, flats | 225 | 350 470.00 | 25 | |||
| bars, sections 85 < t ≤ 100mm, hot rolled, flats | 215 | 340 460.00 | 25 | |||
| bars, sections t ≤ 35mm, hot rolled, flats | 255 | 360 480.00 | 25 |