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China Actuated Valves suppliers Product Description Air operated butterfly valve from Zhejiang Jimai Auto-Tech Co,.Ltd is using our AT or GT type of pneumatic actuator to install with butterfly valve. The air operated butterfly valve's round plate can revolve in conjunction with the valve stem. When air is vented or shut off, the round plate will rotate 90 degrees accordingly. Its primary function is to isolate the medium, but it can also be constructed with an adjustment or section valve and adjustment function. Due to its simple structure, compact size, light weight, and low cost, the air operated butterfly valve has grown in popularity and is highly regarded by consumers both domestically and internationally. Product Features Pneumatic type: single or double action Nominal diameter: DN50~DN500 Valve body material: Cast iron, stainless steel Disc material: Cast iron, stainless steel, WCB Seat material: NBR, EPDM, PTFE Working medium: Cement, dust, waste residue and other media Applicable field: general automatic industries; Special area: cooling water system of thermal power station 鉃?The flow characteristics tend to be straight, and the regulation performance is good. 鉃?The connection between the disc and the valve stem adopts a pinless structure, which overcomes possible internal leakage points. 鉃?The outer circle of the disc adopts a spherical shape, which improves the sealing performance and prolongs the service life of the valve. It still maintains zero leakage when opening and closing more than 50,000 times under pressure. 鉃?The seal can be replaced, and the seal is reliable to achieve two-way sealing. Manual operating mechanism can be installed on the top and bottom. 鉃?The disc can be sprayed with a coating layer according to user requirements, such as nylon or PTFE FAQ Q: What is your installation standard? A: Our air operated butterfly valve is complied with the international standard ISO5211 to make ease of use. Q: Can I help us to install the actuator accessories? A: Yes, you can tell us what accessory you need for the air operated butterfly valve and we will help you to do that. China Actuated Valves suppliers website:http://www.jimaiactuator.com/actuated-valves/