Pneumatic butterfly valve 9 Features: 1, compact and lightweight, easy disassembly and maintenance, and can be installed in any location. 2, the structure is simple, compact, small operating torque, 90 ° turn quickly open. 3, the flow characteristics of the trend line, adjust the performance. 4, butterfly plate and valve rod connection pinless structure, to overcome the possible internal leakage point. 5, the butterfly plate can be sprayed coating according to user requirements, such as nylon or PTFE. 6, the valve can be designed to flange connection and the folder connection. 7, drive mode can choose manual, electric or pneumatic. 8, seals can be replaced, and sealed to achieve two-way seal. 9, the use of spherical spherical disc shape, improve the sealing performance and extend the service life of the valve, open more than 50,000 times the pressure remains zero leakage.
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