First, the manual hard seal on the butterfly valve overview:

The manual hard seal pair butterfly valve is compact in structure, easy to seal 90°, reliable in sealing and long in service life. It is widely used in water supply and drainage of water plants, power plants, steel mills, paper making, chemical industry, food and other systems, as adjustment and cut-off use. .

Second, the quotation notes:

1. Valve body parameters: caliber, working pressure, valve body material, medium, temperature, connection form, etc.

2. Actuator: actuator form, control mode, control signal (4-20MA), mode of action (gas-open, gas-off)

3. Optional accessories: solenoid valve, limit switch, two pieces

4. If the model has been selected by the design unit, please report the model directly to our sales department for ordering.

Shanghai Gaocheng Valve Manufacturing Co., Ltd. is a pneumatic ball valve brand enterprise integrating scientific research, design, manufacture, sales and service. It has accumulated rich production and sales experience in the field of industrial automation valves. If you have any questions, please call us at 021-66400088 and we will do our best to provide you with quality service.