General Applications:

• Shipbuilding industry, water works, heating and ventilation, power plants, Chemical industry, etc.
• Similar as wafer type except a pair of the threaded bolt hole at upper and lower side in way of the stem for easy mainternance of adjacent pipe.
• Easy handling and light weight.
• Less quantity of bolt hole and easy installation.
• Keep liquid remained during repairing adjacent pipe.

It effects friction-free contact between body and seat since the rotation axis(stem) of the valve disc is shifted from the center by a distance of the width of A and B, a cam effect is produced which prevents from wearing the seal surface, lessens seating torque and offers longer service life and easy operation.