UPVC Wafer Pneumatic Butterfly Valve EPDM Seat Anti-Corrosion Plastic Butterfly Valve for Chemical Sewage Pipeline
Made of high quality UPVC material, excellent acid and alkali resistance, never rust, ideal for corrosive industrial pipelines.
Wafer connection design, lightweight and compact, easy to install between two pipe flanges to save installation space and cost.
Equipped with aluminum pneumatic actuator, double acting and single spring return types optional, supports remote automatic on-off control.
Adopts EPDM soft sealing seat to achieve bidirectional zero leakage, stable sealing performance under PN10 working pressure.
Complete specifications from DN50 to DN600, widely used in electroplating, wastewater treatment and chemical pipeline systems, accept OEM customization.






Qingdao Yida Tongtu Machinery Technology Co., Ltd., in the beautiful coastal city of Qingdao. Specializing in high-growth ventures such as valves and power equipment, the company is dedicated to providing comprehensive solutions for industries including petroleum, chemicals, and water utilities, empowering clients to grow and achieve success.
We are a cutting-edge trading enterprise specializing in one-stop industrial valve matching, deeply cultivating gate valves, globe valves, ball valves, check valves, butterfly valves, etc. Our main products include American standard API, German standard DIN, and Japanese standard JIS, suitable for various industries such as chemical, petroleum, gas, power, metallurgy, etc.
We selects qualified factories from the source, strictly controls product quality, adheres to the direct supply mode, and relies on the advantages of a streamlined and efficient team to achieve rapid implementation of customer demands. At the same time, we can provide customers with standard spot goods, non-standard customization, OEM, project batch matching, and a complete set of export documentation services, becoming a long-term stable valve procurement partner for customers with professionalism, reliability, and high cost-effectiveness.













Our mission is to offer "High Quality" & "Good Service" & "Fast Delivery" to help our clients to gain more profits.