Flange-mounted Electric Control Butterfly Valve

Turbo-driven Flange Hard-sealed Butterfly Valve

Pneumatic Flange Soft-sealed Butterfly Valve

Fluorine Lined Flange Butterfly Valve

Anti-theft Butterfly Valve

Double Eccentric Flange-mounted Electric Butterfly Valve

Flange-mounted Pneumatic Powder Butterfly Valve

Flanged Turbine Butterfly Valve

Triple eccentric sealed butterfly valve

Double Eccentric Flanged Worm Gear Butterfly Valve

Flanged Worm Gear Butterfly Valve

Flanged - Pipe Network Worm Gear Butterfly Valve

Flanged Fluorine Lined Butterfly Valve

Desulfurization Flanged - Handle-operated Butterfly Valve

Tetrafluoro-lined U-shaped Flanged Worm Gear Butterfly Valve

Flange-mounted Electric Ventilation Butterfly Valve