As a trusted manufacturer of gearbox-operated butterfly valves in China, Kelly Supplies offers high-quality butterfly valves designed for durability and efficiency. Our 16-inch (DN400) lugged-end butterfly valves are rated at 150LB (PN20), ensuring reliable performance in various industrial applications. Engineered for precise flow control, these valves feature a gearbox operation for smooth and easy handling. Built to withstand demanding conditions, they provide a secure sealing solution for industries such as water treatment, HVAC, petrochemical, and power generation. Choose Kelly Supplies for superior butterfly valve solutions that meet your operational needs.