... Open Die Forging, Main Shaft, Wind Power Shaft, Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Roller Shell, Ring Forging, ... Shafts, Sleeves, Rings, Cylinders, Blocks, Modules etc 4. Process: Forging/Casting – Normalizing & Tempering – Proof Machining- Quenching & Tempering – ... is requested from ingot supplier. 6. Specifications of Forging: Shape Diameter(m) Length(m) Shaft ≤2. ...