As a manufacturer of carbon steel wafer check valves, we provide high-quality valves conforming to API 594 standards. Our valves feature a robust ASTM A216 WCB body and an ASTM A217 CA15 disc, offering excellent strength and corrosion resistance. Available in a 3-inch size (DN80) and designed for a pressure rating of Class 300 LB (PN50), these check valves are ideal for reliable applications.