... 1. Main products: Custom Open Die Forging, Main Shaft, Wind Power Shaft, Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Roller ... Shell, Ring Forging, Gears, Gear Blank, Gear Shaft, Gear ... supplier. 6. Specifications of Forging: Shape Diameter(m) Length(m) Shaft ≤2.5 ≤15 Block ≤4.0 / Ring ≤4.9 ...