Key Specifications / Features
We are a reliable bolted bonnet gate valve supplier in China, offering premium valves with a body and trim made from aluminum bronze ASTM B148 C95800 for superior corrosion resistance. Designed in accordance with API 600 standards, this 4-inch (DN100) gate valve is rated for Class 300 LB and PN50 pressure classes. Available with flat face (FF) or raised face (RF) flanged ends, it is ideal for marine, offshore, and other harsh industrial environments. Our valves ensure dependable sealing performance and long service life in demanding applications.