
Factory Wastewater Treatment Plant Pneumatic Lug Butterfly Valve. Wide Size Range: Available in sizes from DN32 to DN1200 to fit various pipeline needs. Customizable Materials: Stem, disc, seat, and body materials can be selected based on specific requirements. Replaceable Seats: Features replaceable hard or soft seats for convenient field maintenance. Bidirectional Sealing: Achieves zero leakage with reliable two-way sealing capabilities. Quick Operation: Simple compact structure allows quick 90-degree open and close with low torque. Anti-Jamming Design: Full flow design prevents impurity jamming for smooth operation. Multiple Certifications: Complies with ISO, CE, WRAS, CCS, LR, DNV, ABS, and other international standards. Long Service Life: Designed for repeated opening and closing with extended durability.