But in any repair or change after hard tightly closed surface, are sure to grind. Diaphragm must be seizing if there is a show that could happen in the future corrosion crack, aging and remnants, on the basis of seizing the final results, vote on whether to change, but the diaphragm using ordinary to 2 - For three years. 【 Q 】 The protection of the pneumatic valve and protection [former A 】 Be usually use pneumatic valve and protection and protection of the former would help increase the product rate of use, loss is not indispensable losses. 1, clean the valve pneumatic valve protection: the cleaning medium of ordinary, just wash with water. 。 5, destruction of the push rod, guide and tightly closed: against actuator must change new utility, and utility for actuators, can proper use after repair. 8, pneumatic valve assembly should pay attention to the screws to tighten on the diagonal, sliding local to add lubricating oil. 4, the valve stem: appearance, can only change new. But bad for cleaning fit medium, must first understand its special nature, and then chooses the corresponding cleaning method. After assembly shall be according to the product factory test program and the method to adjust, and during this period, can be more properly debug packing compression force, closed position valve core and valve positioner are exactly the same. 3, valve core and valve seat: two tightly closed surface available with rusty spot and abrasion of small mechanical processing way to repair, if damaged must be replaced. Remove the seat should use a special tool. 6, compression spring: if there is any crack Marine valve and the lack of impact strength, must be replaced. 7, the vulnerable parts: packing, sealing gasket closely with o-rings, often check repair when all new. 2, valve disassembly: will appear table not familiar with rust parts cleaning first, but in front of the rust removal, to try to take good care of the valve seat, Industrial Valves core, valve stem and other precision parts processing appearance. 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.
Nowadays, the adoption of gate valve in os & y valve fire protection industry is quite common.
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Shenzhen Mech Valve Trading Co., Ltd. knows how important it is to offer optional extras, such as rising stem gate valveresilient valve to provide quality products for customers.