API orbit plug valve

API orbit plug valve

Orbit-type plug valves, working principle as follows: increased, so that the entire open cocks and valves. First turning the handle when closed so that a 90-degree rotating faucet to the closed position, and then turning gear wheel so that decline to reach the closed faucet.
Gate the process of re-valve and valve seat with cocks out, so the gate valve is very easy, and sealing surface in the open or close the process is not easy abrasion, long life valves. However, a small driving torque using the handle, so the use of the nominal valve size is generally small. Handwheel stopcock handle upgrade the structure of compact-type, small size, small fluid resistance.