... Open Die Forging, Main Shaft, Wind Power Shaft, Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Roller Shell, Ring Forging ... , Gear Wheel. 2. Materials: Carbon steel, Alloy steel 3.Supplying range: Shafts, Sleeves, Rings, Cylinders, Blocks, Modules etc 4. Process: Forging ...