High-Performance API 6A Manual Fracturing Valve for Fracturing Applications Full bore forged steel gate valve, high pressure resistance, erosion resistance, long service life. the reverse seal design of valve stem and tail rod can replace important parts under pressure. Ball screw drive with a balanced tail rod to effectively reduce the torque. HYD piston type hydraulic actuator can remotely control the opening and closing of the valve. when the hydraulic valve is normally
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