BUTTERFLY VALVE TYPE 57L(Lug Style)[3-10inch]（80-250mm）
Incorporated Lug Function into the Type57 Butterfly Valve Design
Easy for MaintenanceEasy to draw out fluid No-leakage under full line pressure.
Protection for Over Tightening
Body acts as a protector against over tightening to prevent breakage or deformation of seat.
Plastic Gear Box
Extremely corrosion resistant and easy operation.