GOST 12247
GOST 12247 (Large seamless steel gas cylinders for operating pressure of 31.4 and 39.2 MPa (320 and 400 kgf/cm^2). Specification)· GOST (Russia) · 3 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| 30H | 30Х | Structural and constructional steels | chevron_right |
| 40H | 40Х | Structural and constructional steels | chevron_right |
| GOST 12247 | ГОСТ 12247 | Structural and constructional steels | chevron_right |