... best quality and reasonable price 4.Chain wheel can be design The materials of the chain wheel can be produced according to ... Forging, Main Shaft, Wind Power Shaft, Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Roller Shell, Ring Forging, Gears, Gear ... . Certification: ISO9001: 2000, CCS 10. OEM and Customized service offered Chain wheel