• The lined butterfly valves bi-directional flow is possible at maxmium operating pressure. Since the valve port corresponds to the piping diameter, a high flow capacity is guaranteed.

• It features ease of maintenance, repeatable on-off, long life durability.

• The concentric design is commonly used in the power generation, brewing, water and food industries and suitable for both gaseous and liquid service. Typically applied in chemical/petrochemical process, food and beverage, and pulp and paper etc.

• Lining material: PTFE, PFA etc.

• Connection type: wafer, flange, lug.

• Operation methods: lever, gear box, electric, pneumatic actuator.

• Design & manufacture standard: API 609

• Face-to-face dimension: ASME B16.10

• Nominal diameter: DN50-DN1600(2"-64")

• Rating pressure: 150psi/10bar

• Temperature range: 

PTFE: -29°C~180°C

PFA: -29°C~200°C