Butterfly Valve Type 57 (Pneumatic Actuated Type TA)[1 1/2-14inch]（40-350mm）
- Horizontal Type Actuator saves Piping Space.
- Spring unit for Air to Open & Close is detachable so Change-Over between Double-acting and Air to Open & Close can be done Easily.
- Various Options can be Easily installed or removed, and can be mounted later (except Positioners).
- Stopper enables Adjustment of ±5 Degree at Fully-Open or Fully-Close position.