DIN 2391 Seamless precision steel tubes
Chemical Composition of DIN 2391 St35.0 Carbon Steel Pipes
| C % | Si % | Mn % | P % | S % |
| 0.17 max | 0.35 max | 0.40 min | 0.025 max | 0.025 max |
Mechanical Properties of DIN 2391 St35.0 Carbon Steel Pipes
| Tensile Strength, Mpa | Yield Strength, MPa | Elongation, % | Delivery Condition, % |
| 480 | 384 min | 6 min | BK |
| 420 | 294 min | 10 min | BKW |
| 420 | 315 min | 14 min | BKS |
| 315 | 158 min | 25 min | GBK |
| 340-470 | 235 min | 25 min | NBK |