GS-Hydro’s ball valves and non-return valves are designed and manufactured according to the highest standards. Those products are used in many fields of application all over the world, e.g.
  • Offshore industry
  • Marine industry
  • Land-based industry (test startions, steel works etc.)
Up-to-date technology guarantees quality and precision without compromises.

Technical Data

Ball Valves are available from a bore size of 4 mm to 25 mm. End connections range from 1/8” to 1½” male or female thread; or 6 – 38 mm DIN 2353 tube fittings.

Each GS-Ball Valve is individually nitrogen-leak tested.

Technical data
Bore size, range 4 – 25 mm
End connections 1/8″ – 1½“, male or female thread
6 – 38 mm DIN 2353 tube fittings


Material Temperature Rating
Seals Buna-N -23 – 121oC
Viton (optional) -23 – 200oC
EPDM (optional) -46 – 148oC
Ball seats POM-MoS2 -30 – 100oC
PTFE (optional) -54 – 232oC
Body 316Ti (DIN 1.4571)
End connector 316Ti (DIN 1.4571)
Stem 316Ti (DIN 1.4571)
Ball 316Ti (DIN 1.4571)
Handle 316
Locking system Stainless steel


GS-Ball Valves can also be supplied fire safe in accordance with BS6755.

For more information download our catalogue or contact us directly!