Butterfly check valve for straight-through processing, the above non-return valve in the petition ways can be divided into the turnbuckle petition, signatures of the flange and welding of three. Check valve ownership semi-automatic valve class, mainly for the one-way flow of medium pipeline, only allowed to medium flows in one direction, in order to avoid an accident. Vertical check Industrial Valves in the closed condition normal, because the inlet side of the medium pressure in the pipeline utility, and overcome the spring resistance makes the valve opens. Up and down type check valve can be divided into vertical and horizontal two kinds. When the medium of the inlet pressure is lower than the outlet, spring into the valve core seat and make the valve closed, stop the medium flow back, so the start-stop back to the utility. 。 Pump suction closed bottom valve also belong to check Marine valve valve class. Swing check valves can be divided into single type, more than double disc type and disc type 3 kinds. Open-close part by medium flow and strength to open or closed, to avoid medium counter-current valve check valve. Check Industrial Valves can be divided by structure distinguish, up and down type check valve, swing check valve and butterfly valve. Vertical check valve structure unique places: the check valve is called or a one-way valve, its utility is to avoid media flow pipeline. 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 Industrial Valves, 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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