Key Specifications / Features
We are a professional dual plate check valve factory in China, offering high-quality non-return valves designed to API 594 standards. This 3-inch (DN80) check valve features a robust aluminum bronze ASTM B148 C95800 body and disc, ensuring excellent resistance to corrosion and seawater. With a lug-type end connection and Class 150 LB pressure rating, it is ideal for marine, offshore, and industrial applications. The compact, lightweight design allows for easy installation and maintenance, while the dual plate and spring-loaded mechanism provide reliable backflow prevention and long-term performance in demanding environments.