Sweden · SS
PSL2 Grade L450MO
SS EN ISO 3183
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | 0.06 | Al total | Al total | |
| B | 0.0005 | |||
| C | 0.12 | For each reduction of 0.01% below the specified max.concentration for C | For each reduction of 0.01% below the specified max.concentration for C | |
| CE Pcm | 0.22 | Product analysis C≤0.12% | Product analysis C≤0.12% | |
| Cr | 0.5 | |||
| Cu | 0.5 | |||
| Mn | 1.65 | |||
| Mo | 0.5 | |||
| N | 0.012 | Al/N≥2:1;Not applicable to titannium-killed or titanium-treated steel | Al/N≥2:1;Not applicable to titannium-killed or titanium-treated steel | |
| Nb | 0.08 | |||
| Nb+Ti+V | 0.15 | |||
| Ni | 0.5 | |||
| P | 0.02 | |||
| S | 0.01 | |||
| Si | 0.45 | |||
| Ti | 0.06 | |||
| V | 0.1 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| seamless or welded steel tube;d > 323.90mm, thermomechanically rolled | 450–570 Rp0.5 | 535–760 Rp0.5/Rm ratio min.0.93 |