COVNA quarter turn electric actuator features heavy duty imported motors with overload protection, maximum output torque up to 6000Nm.
COVNA pneumatic actuator is 1 million rotations tested, suitable for high safety requirement applications, bottom drill acc. to ISO 5211 direct mount.
COVNA high performance actuators are used for controling 90° rotary valve, with IP65 weatherproof enclosure, Ex-proof function is optional.
COVNA low internal leakage solenoid valves features 100% ED continuous duty cycle & wide range of pressure ratings, low temperature rise.
COVNA resilient seated butterfly valve can be mounted by any kind of COVNA Actuators, lever handle, handwheel or gearbox actuation are available.
COVNA spring loaded inline check valve or swing check valve and single disc check valve are used to prevent flow in the opposite direction.
COVNA provide lead-free brass gate valve, carbon steel gate valve, forged steel gate valve, and knife gate valve with different actuation.
Different from ball valve, globe valve, commonly y type, is designed with a movable plug and a stationary seat with thread or flange connection.