DN400 Check Valve

DN400 Check Valve is a non-return valve designed for pipelines with a nominal diameter of 400 millimeters (about 16 inches). It allows fluid to flow in one direction while preventing reverse flow, ensuring unidirectional fluid movement in applications with large flow volumes.

Soft Seat Dual Plate Check Valve, A995 5A, 16 Inch, 300 LB

Axial Flow Check Valve, ASTM A352 LCB, 16 Inch, 150 LB, RF

ASTM A216 WCB Axial Flow Check Valve, 16 Inch, 600 LB, RF

Stainless Steel Dual Plate Check Valve, CF8M, 16 IN, 150 LB

ASTM A216 WCB Swing Check Valve, 600 LB, 16 Inch, API 594

About Us

Founded in 2013, Bosseal is a professional industrial valve manufacturer based in Suzhou, China. We specialize in the design and production of Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug Valves, and Piping Strainers. All our products are manufactured in strict compliance with international standards, including API, ASME, ISO, DIN, BS, and EN. With a strong focus on quality control and engineering capability, we are committed to providing reliable and high-performance valve solutions for global industrial applications.