D341X plus pole flange of the butterfly valve is widely used in petroleum, chemical and industrial water treatment and environmental protection, high-rise buildings, water supply and drainage pipes. Its characteristics are: As a result of three eccentric structure, sealed reliable performance, ensure that open the disc does not touch the seal seat, eliminating the sealing seat uneven load, longer operating life, to ensure reliable sealing performance, high temperature resistance abrasion, corrosion and other advantages. The main technical parameters: Nominal pressure: 1.0 ~ 2.5MPa Nominal Diameter: 50 ~ 400mm Working temperature: 0 ~ 120 ℃ Suitable medium: water, oil, gas and other flange standards: GB / T17241.6GB9113 test standards: GB13927API598 main features : 1, novel design, reasonable, unique structure, light weight, open and close quickly. 2, the operation torque is small, easy to operate, energy smart. 3, can be installed in any position, and easy maintenance. 4, the seal can be replaced, reliable sealing performance bi-directional sealing reach zero leakage. 5, sealing materials aging, weak corrosion, long service life. Valve Co., Ltd., Henan like Germany offers a variety of valves: electric butterfly valve, manual valve, flanged butterfly valve, butterfly valve swing check valve, check valve symbol, electric butterfly valve model specifications, stainless steel ball valves, flange valve, Swing check valve station www.gnzhihuifa.com www.jflfamen.com www.lyfmdq.com www.zggnfm.com check station