Butterfly installation techniques and how to use equipped with flange and bolts needed to regulate the flow, there are worm gear box control. Open and close the valve more frequently, in about two months time, the valve opens worm cover, check whether the normal butter should maintain the right amount of butter. Check the connection site requires compression, Shandong stainless steel valves, which is to ensure the filler bee sex, but also to ensure a flexible stem rotation. 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 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, Weifang 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, 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 flange, 3, location of the installation in the pipeline, the best location for the legislature loaded, but you can not flip. High temperature and pressure valves, valve, Valve Co., Ltd. Shandong by Shandong Everbright Everbright valve. High temperature and pressure valves, valve, the valve is Shandong Shandong Everbright Everbright Valve Co., Ltd. (www.sdgdfm.com) this year introduced a new upgrade, the above picture is for reference only, please call the telephone or pictures on this page, for the latest information Contact: Manager Ma.