1. Spherical self-aligning coupling specification: diameter of 930 * 345.

2.Large equipment coupling, universal regulation, which are widely used in power plants, hydropower station of the mechanical equipment internal tooth and spherical after nitrogen treatment, high hardness and wear resistance.

3.Process: forging, unfinished inspection heat treatment, machining, nitrogen.

4.Can be customized according to customer requirements of various materials, various specifications.