Wagi Globe Valve
The Features of Globe valve
Bolted Bonnet; Outside Screw and Yoke; Rising stem; Metallic seating surfaces.
Body and Bonnet Connection
The body and bonnet of class150 globe valves are usually connected with studs and nuts; and the body and bonnet of class 1500 – 2500 gate valves are usually of pressurized seal design.
Gasket of Cover Flange
Carbon Steel or Stainless steel + Flexible graphite wounded gasket is used for class 150 and class 300 globe valve; stainless steel + flexible graphite wounded gasket is used for class 600, and ring joint gasket is also optional for class 600 globe valve; ring joint gasket is used for class 900 globe valve; pressurized seal design is used for class1500 – 2500 globe valve.
Hand wheel, impact hand wheel and Gearbox is usually for globe valve actuation. Chain wheel and electric actuator can be also used for globe valve actuation if being requested by the customers.
For Carbon steel globe valve, the seat is usually forged steel. The sealing surface of the seat is spray welded with hard alloy specified by customer. The seat have two type : Welded on seat and integral seal, For stainless steel globe valve integral seat is usually adopted, or to weld hard alloy directly integrally. If the customer have any other request about the seat, please kindly advise before placing the order.