GB/T 12226
GB/T 12226 (General purpose industrial valves - Technical specification for gray iron castings)· GB (China) · 4 materiales
| Designación | Grupo de materiales | |
|---|---|---|
| HT 200 | Hierros fundidos | chevron_right |
| HT 250 | Hierros fundidos | chevron_right |
| HT 300 | Hierros fundidos | chevron_right |
| HT 350 | Hierros fundidos | chevron_right |