5, if the valve switch is often applied, lubricating oil at least once a month. Q: pay attention to the things of project type knife gate valve installation and protection which some are there? A: type knife gate valve with electromagnetic valves, close to switch, etc, can complete a two position of stem and the signal output, also can complete the action of semi-automatic stem. Type knife gate valve is widely used in chemical industry, coal, sugar, sewage, paper and other fields, is a kind of ideal tightly closed gate valve. 2, double sluice gate valves should be installed straight ( The stem in a vertical position, the handwheel at the top) 。 4, belt transmission due to the structure of gate valve, in accordance with the regulations of the product use captions to install. Type knife gate valve installation and protection should be paid attention to the following projects: 1, hand wheel, lever and the transmission because of the structure are not allowed to lift, and prevent collisions. Especially suitable for papermaking industry on the pipeline to adjust and application of throttle. 3, with a bypass valve gate Industrial Valves should be open in front of the Marine valve opening the bypass valve ( To balance out the import of differential pressure and reduce the opening force) 。 。 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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