Simply put, a check valve allows flow in one direction and automatically prevents back flow (reverse flow) when fluid in the line reverses direction. They are one of the few self-automated valves that do not require assistance to open and close. Unlike other valves, they continue to work even if the plant facility loses air, electricity, or the human being that might manually cycle them.
1.5" - 60"
(DN40 - DN1500)
Class 150 - 2500
(PN16 - PN1200)
-196℃ - +560℃
Carbon steel, Stainless steel, Alloy steel, Bronze, etc
Oil, Air, Water, etc
It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect. It can be installed on horizontal and vertical pipelines. The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise.
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