GOST 55497
GOST 55497 (Check railway rails. Specifications)· GOST (Russia) · 8 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| K76 | К76 | Structural and constructional steels | chevron_right |
| K76F | К76Ф | Structural and constructional steels | chevron_right |
| K76T | К76Т | Structural and constructional steels | chevron_right |
| Z55H | З55Х | Structural and constructional steels | chevron_right |
| Z68 | З68 | Structural and constructional steels | chevron_right |
| Z76 | З76 | Structural and constructional steels | chevron_right |
| Z76F | З76Ф | Structural and constructional steels | chevron_right |
| Z76T | З76Т | Structural and constructional steels | chevron_right |