Gate Valves

Valve Design

• Body of cast materials
• Bolted bonnet
• Outside screw and yoke
• Rising handwheel (Rotating stem)
• Plug type disc (for high differential pressure, a balance disc is necessary with flow direction over disc)
• Blow out proof spindle by backseat
• Available in flanged or butt weld design

Design Standards

• Test pressure: EN 12266-1/2
• Face to face:
  • PN 10-PN 25 EN 558-1/15
  • PN 40-PN 100 EN 558-1/26
  • PN 160 EN 558-1/99
• Flange facing:
  • Form B1 (PN 10-PN 40)
  • Form B2 (PN 63-PN 160)
  • Other flanges design available as option
• Butt weld:
  • According to EN 12627
  • Other design available as option
• Face to face:
  • PN 10-PN 25 EN 12982/15
  • PN 40-PN 100 EN 12982/26
  • PN 160 EN 12982/90
• Valve material: Please refer to list of standard material

Details