Duplex Stainless Steel Check Valve

A Duplex Stainless Steel Check Valve is an industrial valve crafted from duplex stainless steel, also called Duplex Steel, a Fe-Ni-Cr alloy known for its strength and corrosion resistance. It is designed to allow fluid flow in one direction while preventing backflow, enhancing pipeline safety and efficiency.

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.

Duplex Stainless Steel Check Valve

Duplex Stainless Steel Check Valve, A995 6A, 8 Inch, 150 LB

ASTM A890 5A Check Valve, Dual Plate, 26 IN, CL 150, RF

Duplex Stainless Steel Non-Return Valve, 14 IN, CL900, 4A

Duplex Stainless Steel Non-Return Valve, 8 IN, CL 1500, 5A

ASTM A890 4A Check Valve, 14 Inch, CL 1500 LB, API 594

Dual Plate Check Valve, ASTM A890 4A, API 6D, 150 LB, 6 Inch

API 594 Dual Check Valve, 48 Inch, 150 LB, ASTM A890 4A

ASTM A890 5A Check Valve, 8 Inch, 600 LB, API 6D, API 594

ASTM A995 6A Dual Plate Check Valve, 8 Inch, 1500 LB, RTJ

ASTM A182 F55 Dual Plate Check Valve, 10 IN, 1500 LB, API 594