Normal capacity is 20MN, working press is 25MPa. This equipment is designed as four-column ... structure, and mainly consists main body, oil cylinder, moveable working table, hydraulic drive system, electric control system, and lubrication system, which are ... 20MN,working press is 25MPa,position precision is ±1mm, Quick forge frequency is 45 times/min. 2000T open hydraulic forging press(4 column ...