COVNA Plastic Electric Ball Valve

Hi, this is COVNA Electric actuator UPVC double union ball valve. About the actuator, we have 3 types of control: ON/OFF Type for fully close and open. Regulation type and Intelligent type for controlling the opening degree by 4-20mA signal. About the valve body, as you could see, this is double union structure which is …

COVNA Pneumatic High-pressure Ball Valve

#Carwashing systems normally use high-pressure #pneumaticactuator ball valves which could withstand over 300 bar pressure and frequent opening and closing. Also mostly use Single-acting/Spring return actuators. Thus, the pneumatic actuator must have high-performance springs with torque over 50% safety factor, and the high-pressure ball valve is also equipped with wear-resistant RPTFE sealing. #COVNA HK56-G series is a perfect match …

Hi, This Is Fiona From COVNA Valve In China

Hello everyone, this is fiona from COVNA valve in china. We are a 20-year manufacturer for solenoid valve, pneumatic valve and motorized valve with CE, FDA, ISO, and RoHs certifications. This year, as the COVID-19 crisis, many factory visits and exhibitions have been delayed or canceled. I know that you might be interested to see …