Piston Type Flow Regulating Valve

Design features:1. Hollow streamlined valve body, straight through axial symmetrical flow channel, the section is ring; 2.Built-in crank slider mechanism, the valve is fast and then slow, there will be no sudden change of pressure and valve water hammer; 3.Double sealing structure of metal-metal and metal-elastic materials; 4.The linear relation between the opening and the flow rate can adjust the medium precisely;5.Different types of throttling elements: fan ring type, slot type, multi-jet type, circulation type and other special design, to meet different working conditions.