... -Forged shaft4.42CrMo4,BS970 709M40,34CrNiMo6,BS970 826M40 5. Forged spindle of winder power stationWe Shanghai ZENT Industrial Co., Ltd was ... 4000 tons Hydraulic machine, 2000 tons Hydraulic press machine, RAM3800 CNC ring rolls, 3T electric-hydraulic hammer, frictioin press for 1600T ...