Threaded Butterfly Valve,Electric Butterfly Valve,Electric M/M Butterfly Valve Mat: SS304, SS316 Size:DN25-DN80, or required ... Threaded Butterfly Valve,Electric Butterfly Valve,Electric M/M Butterfly ValveBody material: SS304, SS316, SS316LSize:DN25-DN80, or requiredPressure ... ~25WEnds: Threaded ends Threaded Butterfly Valve,Electric Butterfly Valve,Electric M/M Butterfly Valve