Flanged Deluge Valve, BS, Carbon Steel WCB, 4 IN, DN100, PN16

4-inch BS standard deluge valve, rated PN16, crafted with a robust ASTM A216 WCB body and bonnet, featuring AISI 316 stainless steel seat, stem, and spring for superior corrosion resistance. Designed with flanged ends for easy installation and reliable operation in fire protection systems, this deluge valve ensures rapid response and long-term durability under high-pressure conditions. Its precision engineering guarantees leak-free performance and smooth operation, making it ideal for industrial, commercial, and infrastructure applications. As a leading carbon steel deluge valve supplier in China, we deliver high-quality valves that meet international standards and provide trusted protection for fire safety systems.