Forging shaft of wind turbine 1. Forged,machined,tempering and annealing 2. ... ,etc. Features: 3MW, 2MW and 1.5MW wind turbine principal shaft Standards: ASTM, ASME, DIN, SIS and EURONORM Certification: TUV, ISO9001 ... shaft, hub,bottom base. We have a high level of technical team in China.Welcome your inquiry! big size Forging steel main Shaft ...