STAVAL VALVE SUPPORT DNO PROJECT

4In 150LB ball valve pass STAVAL Quality Control team inspection, ready to DNO project.

BODY/BONNET: A216 WCB, BALL: A182 F6A, STEM: A182 F6A, SEAT: RPTFE, GEAR BOX OPERATION

Ball valve operation and use suggestion:

1) Make sure that the pipeline and valve have been flushed before operation.
2) The operation of the valve drives the valve stem to complete rotation according to the size of the input signal of the actuator: when it rotates 1/4 turn (90°) in the forward direction, the valve is closed. When reverse rotation 1/4 turn (90°), the valve opens.

3) When the direction indicating arrow of the actuator is parallel to the pipeline, the valve is open; when the indicating arrow is perpendicular to the pipeline, the valve is closed.