


| Grade | C | Si | Mn | P | S | Cr | Mo |
| ST45 (DIN1.0408) | 0.21 max | 0.35 max | 0.40 min | 0.025 max | 0.025 max | / | / |
| ST52 (DIN1.0580) | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
| E355 | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
| 1020 | 0.18-0.25 | / | 0.30-0.60 | 0.040 max | 0.050 max | / | / |
| 1026 | 0.22-0.28 | / | 0.60-0.90 | 0.040 max | 0.050 max | / | / |
| Grades | Delivery Conditions | Tensile Strength Rm (Mpa) | Elongation in the longitudinal direction Al (%) |
| ST45 | +A (GBK) | 390 min | 21 min |
| ST52 | +A (GBK) | 490 min | 22 min |
| E355 | +A (GBK) | 450 min | 22 min |
| 1020 | +A (GBK) | 390 min | 21 min |
