Large diameter fully welded ball valve 02

The large-diameter fully welded ball valve 02 ball is fixed by a stuffing box or a support plate. The stuffing box or support plate fixing ball can eliminate the bending moment of the valve stem caused by the force of the medium acting on the ball, so that the valve stem only bears the torque. And the low-friction Teflon compound bearing is fixed around the ball. The valve operation is stable, the switching torque is small, and it is easy to operate.