
Advanced Flanged Butterfly Valve for Large Diameter Fluid Management. Double Eccentric Design: Features reliable self-tightening sealing function for tighter closure. Adjustable Seal Ring: T-shaped rubber seal ring adjustable via screw to extend service life. High-Strength Butterfly Plate: Large flow area minimizes resistance and reduces energy consumption. Corrosion Resistant Materials: Ductile iron body with epoxy resin paint and stainless steel shaft. O-Ring Packing Seal: Enhances sealing performance under pressure with compensable packing. ISO9001 Certified Quality: Strict quality control system ensures compliance with international standards. Customization Available: Offers full, minor, and flexible customization from samples or designs.