GOST R 54909
GOST R 54909 (Metal alloy steel and alloys for valves of internal combustion engines. Specifications)· GOST (Russia) · 19 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| 1.4731 | Stainless steels | chevron_right | |
| 30H13N7S2 | 30Х13Н7С2 | Stainless steels | chevron_right |
| 40H10S2M | 40Х10С2М | Stainless steels | chevron_right |
| 45H14N14V2M | 45Х14Н14В2М | Stainless steels | chevron_right |
| 45H22N4M3 | 45Х22Н4М3 | Stainless steels | chevron_right |
| 55H20G9AN4M | 55Х20Г9АН4М | Stainless steels | chevron_right |
| 80H20NS | 80Х20НС | Stainless steels | chevron_right |
| NiCr 15 Fe 7 TiAl | Nickel | chevron_right | |
| NiCr 20 TiAl | Nickel | chevron_right | |
| NiFe 25 Cr 20 NbTi | Nickel | chevron_right | |
| X 33 CrNiMnN 23 8 | Stainless steels | chevron_right | |
| X 40 CrSiMo 10-2 | Stainless steels | chevron_right | |
| X 45 CrSi 9 3 | Structural and constructional steels | chevron_right | |
| X 50 CrMnNiNbN 21 9 | Stainless steels | chevron_right | |
| X 50 CrSi 8 2 | Structural and constructional steels | chevron_right | |
| X 53 CrMnNiN 21 9 | Stainless steels | chevron_right | |
| X 53 CrMnNiNbN 21 9 | Stainless steels | chevron_right | |
| X 55 CrMnNiN 20 8 | Stainless steels | chevron_right | |
| X 85 CrMoV 18 2 | Stainless steels | chevron_right |