BUTTERFLY VALVES

SOLUTION FOR:

  • District heating and District cooling networks

CHARACTERISTICS:

  • Fully welded construction
  • Stainless steel disc + special alloy chrome plated seat
  • Sizes from DN 300 to DN 1600
  • Full bore or reduce bore design
  • Total bi-directional tightness (EN 12266-1, tightness class A or B )
  • Sustainable temperature range -40 °C to 200 °C (250 °C)
  • Operated with manual gear, electric or hydraulic actuator
  • High Kv-value (minimum pressure loss,minimized pumping costs)
  • Materials and components with high strength and durability for different applications
  • Maintenance-free
  • Triple eccentric design is designed according to EN 488

The bi-directional seal, regardless of pressure conditions or flow direction, is guaranteed by the floating metal U-profile seal ring, pre-tensioned in a groove on the stainless steel-coated valve body.