We specialize in API 6D dual plate check valves designed for reliable non-return flow control. Our 3-inch valves, rated for Class 1500 LB, are made from high-quality ASTM B148 C95800 aluminum bronze, ensuring excellent corrosion resistance and durability in demanding environments. Featuring a wafer connection for easy installation, our valves are engineered to provide superior performance and longevity. As a leading check valve manufacturer in China, we are committed to delivering top-quality products that meet your industrial needs.

As a premier manufacturer in China, we produce bolted bonnet ball valves that meet API 6D and BS 5351 standards. Constructed with an ASTM A105N body, our 32-inch (DN800) valves are rated at Class 2500 LB. They feature lever or gear operation and are designed with a fire-safe capability to ensure reliable performance under extreme conditions. Our bolted bonnet ball valves offer robust construction and exceptional durability, making them ideal for high-pressure applications. We are truly excited and eagerly look forward to working with all of you! If you need any support with our Valves, pls contact us: https://www.bossealvalves.com/