GB/T 12227
GB/T 12227 (General purpose industrial valves - Technical specification for ductile iron castings)· GB (China) · 6 Materialien
| Bezeichnung | Materialgruppe | |
|---|---|---|
| QT 500-7 | Gusseisen | chevron_right |
| QT400-15 | Gusseisen | chevron_right |
| QT400-18 | Gusseisen | chevron_right |
| QT400-18L | Gusseisen | chevron_right |
| QT400-18R | Gusseisen | chevron_right |
| QT450-10 | Gusseisen | chevron_right |