A DN900 Check Valve, designed for pipelines with a nominal size of 900 mm (approximately 36 inches), allows fluid to flow in one direction while preventing backflow, ensuring unidirectional flow in applications with significant flow rates.
 

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.

Our Contacts
Building 2, NO.59, Songshan Road, SND, Suzhou, China