Simple butterfly valve structure, small size, light weight, material consumption province, small installation size, switch quickly, 90 ° reciprocating rotary drive torque characteristics of small, used to cut, turn, adjust the line of medium, good fluid control features and closed sealing performance. Valve Co., Ltd. Shandong Everbright production of such types of valves wide range of applications, reliable, no leakage, leakage phenomenon, frequent switching is not stuck, rusted, the majority of chemical plants, thermal power plants, steel mills, printing and dyeing, the best choice for food factory. Butterfly (English: butterfly valve) is closed parts (valve or disc) to the disc around the valve axis to achieve the opening and closing a valve in the main pipeline from the off and throttling. Valve opening and closing member is a disc-shaped butterfly plate in the valve body around its own axis, the valve brand, so as to achieve the purpose of opening and closing or adjusting. Valve Co., Ltd. Shandong Everbright production of such types of valves wide range of applications, reliable, no leakage, leakage phenomenon, frequent switching is not stuck, rusted, the majority of chemical plants, thermal power plants, steel mills, printing and dyeing, the best choice for food factory. Butterfly installation techniques and how equipped with flange and bolts 1, the installation front-confirm our products performance and media flow arrow is consistent with the movement condition, and insert the valve cavity clean, Shandong steel valves are not allowed in the ring and butterfly board with impurities foreign body, not before cleaning the disc must not be allowed to close the valve type, so as not to damage the seals. 2, the disc supporting flange is recommended to install special flange butterfly valve that HGJ54-91 type socket welding steel flanges, valves, 3, location of the installation in the pipeline, the best location for the legislature loaded, but not down loading. Stainless steel valves, valve, the valve is provided by Shandong Everbright Everbright Valve Co., Ltd., Shandong. Shandong Everbright Valve Co., Ltd. (www.sdgdfm.com) located in Weifang City, Shandong Province, Cravens District Bao Tong Street North Makers Industrial Park. Scraps and development in the wave of market economy, the current Everbright valve has a high profile in the ball, and enjoys a good reputation. Everbright valve made whole network business alliance certification, marking our service and management level has reached a new height. Everbright valve staff willing to work with all people of insight and common development, for a better future.