A trunnion-mounted ball valve for large-diameter, high-pressure pipeline service. The ball is fixed axially by top and bottom trunnions, so operating torque stays low and largely independent of line pressure, making this design the standard choice for big-bore…
A trunnion-mounted ball valve for large-diameter, high-pressure pipeline service. The ball is fixed axially by top and bottom trunnions, so operating torque stays low and largely independent of line pressure, making this design the standard choice for big-bore transmission pipeline mainline valves.
API 6D / ASME B16.34
