2) , valve operation according to the actuator input signal volume help stem rotation: Marine Industrial Valves 1/4 turns positive ( 900). When the valve is shut off. 。 3) , when the actuators are directed parallel to the line, the arrow direction valve to open conditions; Directed straight arrow and the pipe, the valve as closed condition. Maintenance: pneumatic ball valve has a longer using the survival period of fixed number of year and maintenance free, will depend on the following factors: the normal office conditions, maintain with proper temperature/pressure ratio, corrosion, and the reasonable value. Q: simple introduce the operation of the use and maintenance a: pneumatic ball valve pneumatic ball valve operation and use: 1) Must clearly acknowledged before operation, piping and valves have been washed. Reverse rotation 1/4 turn ( 900). When the valve opens. Notes to the order: The national standard) A, A: B: product name, model, nominal size medium and temperature, pressure range C: whether there is attachment, delivery time, and special requirements so that we can correct selection for you. Second, if the valve has been selected by design unit of our company model, please order according to the valves parameters directly with our sales center. Three, it is very important when you use the occasion or the environment is more complex, would you please provide design drawings and detailed parameters, our engineers experts will concentrate on review and analysis for you. We can provide you with professional solutions, including design, customization, complete, operation and service. We've been working on the valve leader in the field of industry, to provide you with the latest knowledge of the valve, the best service, best technical adviser. Thank you for visiting our website, if you have any questions, you can call us, we will be dedicated to provide you with quality services. The factory provides professional ball valve, butterfly valve, gate valve, globe valve, check valve, relief valve, safety valve, Marine valve, oil valve, hydraulic control valve and other kinds of valves.
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