Pressure Seal Check Valve
l Four open-loop structure to absorb the thrust due to internal pressure generated along the stem direction outwardly;
l Seal ring provides a bearing surface to prevent the gasket deformation;
l Forged gasket can guarantee a sufficient contact surface to improve the sealing performance;
l For carbon steel and alloy steel valves, stainless steel composite layer to ensure the effectiveness and corrosion resistance of the vital body seal area;
l The structure of rocker prevents leakage;
l Standard swing valve clack can only be used for horizontal pipelines;
l Rocker and pin inside the valve body allow valve clack to move fully.