EN 
PQF Type - Main Transmission Shaft of Steel Tube Rolling Mill
It is mainly used for three-roll mandrel mill with various design structures.
Type classification
| Type Code | Type Chart |
| PQF-T(D)A |  |
| PQF-T(D)B |  |
| PQF-T(D)C |  |
It is mainly used for three-roll mandrel mill with various design structures.
| Type Code | Type Chart |
| PQF-T(D)A | |
| PQF-T(D)B | |
| PQF-T(D)C | |
