Sanitary Grade Lu Electric Three-piece Butterfly Valve Double Acting Mode: Compressed air enters the chamber through 2" inlet and gets out of 4" outlet, valve is opened; compressed air enters the chamber through 4" inlet and gets out of 2" outlet, valve is closed.
2019-04-26
Sanitary Manual Multi-position Welding Butterfly Valve The series of this valve is a kind of sanitary pneumatic or manual handle butterfly valve , wihch are widely used in stainless steel pipeline system to control and regulate medium flow.
2019-03-30
Sanitary Grade Lu Electric Welding Butterfly Valve Spring Return Mode: Inlet air pressure drives piston outwards, the gear rotates accordingly to open the valve; when air pressure reduces, spring forces piton backwards, valve stem turn together with the gear to close the valve.
2019-01-07
Sanitary Welding Pneumatic Butterfly Valve Weld connection makes the valve connected with pipeline more firmly without any leakage problem or any dead area for fluids retention.