safety and actuated valves

S3400 | Angle cryogenic safety valve

The S3400 safety valves have angle screwed connections M/F NPT (ANSI B 1.20.1) or GAS (BSPPISO228/1). They are suitable to be used with cryogenic fluids up to -196°C or with high temperature fluids up to 100°C. The valve design ensures the achievement of a set pressure of 40 bar with a rating PN40. The stem is guided in the upper part stream and the disk has the blowdown ring (*).
The S3400 valves are designed according to ASME standards B16.34 and comply with 97/23/CE (PED) cat. IV standards requirements, ATEX II2G.


MAX PRESSURE 40 Barg
TEMPERATURE -196/+100°C

  • Angle body
  • Blowdown ring
  • ISPESL protocol n.38066
  • Suitable for cryogenic fluids
  • PED certificate IV cat.
  • Max outlet rating PN. 40
  • Max inlet rating PN. 40
  • Orifice from 7 mm to 18 mm
  • Stem Guided
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