GOST R 55820
GOST R 55820 (Switch and crossing rails. Specifications)· GOST (Russia) · 15 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| NT260-73F | НТ260-73Ф | Structural and constructional steels | chevron_right |
| NT260-73GF | НТ260-73ГФ | Structural and constructional steels | chevron_right |
| NT260-76F | НТ260-76Ф | Structural and constructional steels | chevron_right |
| NT260-76HF | НТ260-76ХФ | Structural and constructional steels | chevron_right |
| NT260-76HSF | НТ260-76ХСФ | Structural and constructional steels | chevron_right |
| NT320-73F | НТ320-73Ф | Structural and constructional steels | chevron_right |
| NT320-73GF | НТ320-73ГФ | Structural and constructional steels | chevron_right |
| NT320-76F | НТ320-76Ф | Structural and constructional steels | chevron_right |
| NT320-76HF | НТ320-76ХФ | Structural and constructional steels | chevron_right |
| NT320-76HSF | НТ320-76ХСФ | Structural and constructional steels | chevron_right |
| NT320VS-73F | НТ320ВС-73Ф | Structural and constructional steels | chevron_right |
| NT320VS-73GF | НТ320ВС-73ГФ | Structural and constructional steels | chevron_right |
| NT320VS-76F | НТ320ВС-76Ф | Structural and constructional steels | chevron_right |
| NT320VS-76HF | НТ320ВС-76ХФ | Structural and constructional steels | chevron_right |
| NT320VS-76HSF | НТ320ВС-76ХСФ | Structural and constructional steels | chevron_right |