The Flanged Duckbill Check Valve, also known as the duckbill rubber flat-mouth valve, duckbill check valve, and sewage rubber check valve, is a type of valve widely used in liquid piping systems. It boasts the following advantages: 1.Excellent sealing performance: The flanged duckbill valve employs high-quality sealing materials and sophisticated manufacturing processes, ensuring zero leakage when the valve is closed, thereby effectively preventing fluid leakage. 2.Low resistance: The valve's streamlined design significantly reduces the resistance encountered by fluids as they pass through, lowering the cost of fluid transportation. 3.Strong corrosion resistance: The valve is fully resistant to sewage corrosion and suitable for various harsh environments. 4.Maintenance-free: The valve has no moving parts, eliminating the need for frequent repairs or replacements, thereby reducing maintenance costs. 5.Versatile applications: The flanged duckbill check valve…