Gas Ball Valves / Ball Valves for Gas


The Vexve gas ball valve (type NAVAL) has been specially designed for natural gas and compressed air systems,
to meet the special requirements of gas and compressed air.

The fully welded valve is manufactured from high quality materials and impresses with its high reliability and long service life.

Applications gas ball valve

  • constructed for many different applications, especially suitable for natural gas and compressed air systems
  • operating conditions according to data sheet

Construction gas ball valve

  • fully welded steel body in a compact design
  • stainless steel floating ball with spring-loaded, graphite-reinforced PTFE ball seals
  • blow-out safe spindle made of stainless steel with triple sealing (two FPM/NBR O-rings + graphite-reinforced PTFE pressure ring)
  • incl. hand lever or manual gear with 90° open/close stop

Versions gas ball valve

  • Nominal sizes:
    DN10-800
  • Pressure ratings:
    PN16, 25, 40
  • Connection types:
    welding end / welding end: DN10-800
    flange / flange: DN15-800
    female thread / female thread: DN15-50
    welding end  /flange: DN15-300
    welding end / female thread: DN15-50
  • Bore types:
    full or reduced bore
  • Operation:
    hand lever or manual gear, optional pneumatic, electric or hydraulic drive possible for any nominal size
  • Special solutions:
    special customer-oriented solutions on request

Features gas ball valves

Fully welded construction of high-quality materials

  • made from high-quality European materials following highest quality standards
  • high user and environmental friendliness
  • high energy efficiency
  • robust and reliable even at high pressure and high temperatures thanks to pressure vessel steel
  • compact construction
  • space-saving design
  • maintenance-free
  • long service life

Easy installation and application, good insulating properties

  • safe, quick and easy to install
  • suitable for many different applications, even in demanding environments
  • low torque
  • no through rotation of ball possible thanks to the open/close stop
  • clear position indicator
  • full bi-directional tightness (EN 12266-1, leakage rate A) 
  • good and cost-effective insulation

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Fully Welded Ball Valves
Fully Welded Ball Valves
Kähler Product Portfolio
Kähler Product Portfolio

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Our products in the category „Gas Ball Valves“

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