Cylinder Type Control Valve Service: Air, Water, Oil and other fluids Size: 3/4'' ~ 6'' Pressure Rating: 10K, 20K, PN16, PN25, PN40 Material: FC-250, Carbon steel, Cast steel, Stainless steel Operating Air Pressure: 3 ~ 5kg/cm2 Action: Double acting, Single acting(Spring return) Cylinder type cast control valves manufacture by THINKTANK Size : 3/4'' ~ 6'' Valve Seated: Metal to metal or Soft seat  Bonnet Type : Normal Characteristic : ON-OFFAction: One-direction(spring-return piston actuator), two-direction(double acting pition actuator) Leakage: Tight shut off with seat materials for class Ⅳ.Ⅴ.Ⅵ End-Connection: Flange, Welding Pressure Rating: JIS 10K ~ 20K, ANSI 150LB ~ 300LB, DIN PN10 ~ PN16 Body Material: Cast-iron, Carbon Steel and Stainless Steel. Normally apply to dressing dyeing system. www.valve-cn.com