How did the double acting pneumatic ball valve with and without feedback come from? Shanghai Dongfeng Pump Valve Factory - 上海花千坊_上海龙凤花坛_夜上海最新论坛

How did the double acting pneumatic ball valve with and without feedback come from

How did the double acting pneumatic ball valve with and without feedback come from?

Shanghai Dongfeng Pneumatic Butterfly Valve Pressure Testing Equipment
Shanghai Dongfeng Pump Valve Factory has its own pressure detection equipment for Shanghai pneumatic butterfly valves. We carry out pressure detection for all pneumatic butterfly valves delivered from the factory to avoid quality problems!
Shanghai pneumatic butterfly valve hydrostatic testing machine equipment spot
1. Equipped with gas driven gas automatic booster pump, the output pressure can be easily adjusted and controlled.
2. Advanced technology and reasonable structure design. It has small size, light weight and beautiful appearance.
3. All pressure bearing parts are standard parts of international famous brands, without any welding connection, convenient for disassembly, high safety factor, long service life and easy maintenance
4. Manual control and computer control can be selected as required;

 pneumatic valve

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