In my experience working in many chemical plants, there are times when restricting the opening (needle valve) to a PG is useful to dampen and perhaps prevent a cycling reading due to pulsations

Knife-type gate valve product use and characteristics of note: the knife-type gate valve is the gate thing, flashboard fluid movement direction and vertical direction

My #2 graywater valve is stuck open and I cannot currently take it in to a shop to be repaired as we are on the road.

The co has its ex-cellent mechanical processing equipment and modernized inspecion devices, the quality of its products are stable and credible to pass the ISO9001 international quality certificate

A stop valve is any sort of valve system that totally stops the flow of liquid through a pipe.

Most of the manufacturer

A gate valve, also known as a sluice valve, is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid.

1) Parallel Gate Valve: sealing surface and vertical axis parallel to the two valve sealing surface parallel to each other.