GB/T 32247
GB/T 32247 (Ferritic ductile iron castings suitable for low temperature service)· GB (China) · 4 materials
| Designation | Material group | |
|---|---|---|
| QT350-22AL | Cast irons | chevron_right |
| QT350-22L | Cast irons | chevron_right |
| QT400-18AL | Cast irons | chevron_right |
| QT400-18L | Cast irons | chevron_right |