Globe Valves Y-Type [VBSY]

BS 1873

API 623

DN 50 (2”) ÷ DN 500 (20”)

Class 150 ÷ Class 300

i

Technical sheet

(.PDF)

Design
  • Casted body and bonnet
  • Bolted bonnet (BB)
  • Rising stem (RS), outside screw and yoke (OS&Y)
  • Seats are integral or welded on
Applications
  • Power plant
  • Chemical
  • Petrochemical
  • Refining
Media

Depending on the valve materials:

  • water
  • steam
  • gas
  • oil and oil derivates
  • other non aggressive media
Class and temperature
  • Class 150 ÷ Class 300
  • Temperature up to 600 °C
Materials
  • Carbon, heat resistant alloy and stainless steels
Advantages
  • Long service life
  • Respect to emission standards
  • Easy handling and maintenance
  • Stem packing replacement in working conditions
Options
  • Electric, hydraulic or pneumatic actuator
  • Spring loaded stuffing box (SLSB)
  • Position indicator
  • Extended stem
  • Locking device
  • Inside Screw Rising Stem (IS&RS)
  • Seats and sealing made of elastic materials
  • Other paint finishe are available upon customer’s request
  • Valve complete with counter flanges bolting and gaskets
Testing
  • Every produced valve was tested according to API 598