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