GOST R 55442
GOST R 55442 (Tubes for boiler and heat exchanging equipment. Specifications. Part 1. Seamless steel pipes to work under pressure not more than 6,4 MPa and at temperatures not exceeding 400°C)· GOST (Russia) · 4 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| 09G2S | 09Г2С | Structural and constructional steels | chevron_right |
| 10 | Structural and constructional steels | chevron_right | |
| 10G2 | 10Г2 | Structural and constructional steels | chevron_right |
| 20 | Structural and constructional steels | chevron_right |