GB/T 12229
GB/T 12229 (General purpose Industrial valves - Technical specification for carbon steel castings)· GB (Chiny) · 5 materiałów
| Oznaczenie | Grupa materiałowa | |
|---|---|---|
| WCA | Staliwa | chevron_right |
| WCB | Staliwa | chevron_right |
| WCC | Staliwa | chevron_right |
| ZG240-420 | Staliwa | chevron_right |
| ZG280-480 | Staliwa | chevron_right |