
DN50-DN3000 Manual Double Eccentric Butterfly Valve PTFE Seal Metal Hard Seal Low Double Offset Butterfly Valve
TIANYU DN50-DN3000 Manual Double Eccentric Butterfly Valve offers PTFE soft/metal hard seals, PN0.6-PN6.4 pressure, -20℃-400℃ temperature, and ANSI Class IV-VI leakage for water media. Compliant with API 609/ASME B16.5, it delivers low wear, cost-effective manual control, and scalability across municipal, industrial, and building applications.Customize with 316L/310S stainless steel for extreme corrosion, expanded temperature range (-40℃-500℃) with Inconel seals, gear-reduction handwheel torque adjustment, lockable handles, or flange standards (JIS/BS). Tailor to your pipeline size, pressure, and water media conditions for optimal flow control.







