1.Unobstructed flow channel and reduced energy loss;

2.Pressure seal self-tightening bonnet;

3.Stellite overlaid sealing face with superb wear resistance;

4.Rugged stem after quenching, tempering and nitriding;

5.Single wedge, double wedge and parallel side wedge;

6.Low torque due to precision machined stem and frictionless stem seals;

7.Customized gear reducer to choose smaller electric actuator;

8.Optional bypass valves for pressure relief.