... China, which starts from Xian JinXin Technology Co. Ltd, then set up constantly manufacturing basis in Xian, Baoji, Taiyuan, WuYang and ... ccording to customers' requirements42CrMo4V, 34CrNiMo6 is mainly material for the wind power shaft.UT: EN10228-2.With 8000KN hydraulic press,4000KN oil ... authentication,and working on the GL.ABS.DNV Certification. Forgings--Wind Power Shaft