Russia · GOST
17G1S
GOST 19281 — Rolled steel with increased strength - General specification
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| As | 0.08 | |||
| C | 0.15 | 0.2 | ||
| Cr | 0.3 | |||
| Cu | 0.3 | |||
| Mn | 1.15 | 1.6 | ||
| N | 0.012 | |||
| Ni | 0.3 | |||
| P | 0.035 | |||
| S | 0.04 | |||
| Si | 0.4 | 0.6 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Sheets, wide strips, profiles, Treated to achieve a given tensile strength , > 10 <= 20 mm | 345 | 490 | 21 | |||
| Sheets, wide strips, profiles, Treated to achieve a given tensile strength , <= 10 mm | 355 | 490 | 21 |