FC Series Gate Valve

♦ Valve back seal type lower switch torque,convenient to install and maintain

♦ Full bore design eliminates efficiently pressure drop and vortex, and eliminates washing by solids in fluid

♦ metal-to-metal seal is used between bonnet and body, gate and seat, body and seat

♦ The surface of gate and seat is weld overlay with hard alloy, which has feature of  corrosion resistance and washing resistance

♦ The bonnet and stem designed with back seal, can replace stem seal ring under pressure

♦ One side of bonnet is designed with sealant injection in order to supply sealant  and improve seal and lubrication performance of gate and seat

♦ Can complete with different pneumatic (hydraulic) actuator upon user’s requirements

♦ Working Pressure:2000Psi~20000Psi

♦ Nominal Bore:1-13/16”~9”(46mm~230mm)

♦ Working medium:Oil. Natural gas. Mud

♦ Working temperature:-46°C~121°C(Class L.U)

♦ Material Class:AA,BB,CC,DD,EE,FF,HH

♦ Specification level:PSL1~PSL4

♦ Performance Requirements:PR1~PR2