Gate Valve / Flanged or Weld End 2

Category: Gate Valves
Manufacturer: ARI | KSB | etc.

Gate Valve / Flanged or Weld Ends DN 50 - 600, PN 10 - 40 with bolted bonnet, corrosion resistant 17 % Cr. steel for non-aggressive fluids such as gas or oil, water and steam in different variations and materials from all leading German and European manufacturers.

Bonnet design Yoke for fitting actuator 
Maximum temperature 400 °C
DN max. 600 
Body/bonnet seal element Externally confined seal
Handwheel movememt Non- rising
Minimum temperature -10 °C
DN min. 50
Valve disc/plug material Metal -tometal seat
eClass assignment 37010101
Body material (EN standard) 1. 0425; 1.0460
Threaded-end design Flange design; butt weld end design
Stem sealing Gland packing
Body design Straight pattern body
Body material Forged steel
Actuator options available ex works Electric actuator to customer' s choice;Pneumatic actuator to customer's choice
PN max. 40
Dimension standard EN 12982 ( PN 40);EN 12982 ( PN10-25);EN 558-1/15 ( PN 10-25);EN 558-1/26 ( PN 40)

 

  • Body of forged or welded steel construction
  • Bolted bonnet
  • Non-rotating stem with external screw
  • Wedge discs
  • Yoke head suitable for mounting electric and pneumatic actuators (DIN ISO 5210)
  • The valves satisfy the safety requirements of Annex I of the European Pressure Equipment Directive 97/23/EC (PED) for fluids in Groups 1 and 2.
  • The valves do not have a potential internal source of ignition and can be used in potentially explosive atmospheres, Group II, category 2 (zones 1+21) and category 3 (zones 2+22) to ATEX 94/9/EC
  • Stem protecting tube
  • Stem protecting tube with position indicator
  • Stem protecting tube with position switch
  • Bypass
  • Drain branch
  • Barrier water connection
  • Electric actuators
  • Actuator installation kit
  • Seat/disc interface made of wear-resistant and corrosionproof Stellite
  • Stem made of 1.4122
  • TA-Luft-compliant model (with or without spring loading) for applications to VDI 2440 at temperatures up to 250 °C and above 250 °C (400 °C max.)
  • Other flange designs or butt weld end versions
  • Inspections to technical codes such as TRD/TRB/AD2000 –
  • German Steam Boiler / Pressure Vessel Regulations – or to customer specification
  • DN 700 and above on request
  • Industrial plants
  • Power stations
  • Chemical industry
  • Boiler feed applications
  • Boiler recirculation
  • Cooling circuits
  • Condensate transport
  • Petrochemical industry
  • Process engineering
  • Heat recovery systems
  • Sugar industry
  • Mining
  • Descaling units
  • Fossil-fuelled power stations
  • Paper and cellulose industry
  • Shipbuilding
  • Snow-making systems
  • Nuclear power stations
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