D356 Oleo-pneumatic valve Metal / Metal sealing 3.5mm orificeSame working day reply
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D356 Oleo-pneumatic valve Metal / Metal sealing 3.5mm orifice

Model D356 · Ultra high purity tied diaphragm seal type

The D356 UHP cylinder valve with oleo-pneumatic actuator is designed for Ultra High Purity highly oxidizing and reactive gases, ensuring the highest level of gas purity thanks to its tied diaphragm technology. Its oleo-pneumatic actuator increases the seat closure force for maximum safety.

Orifice3.5 mm
Maximum Inlet Pressure150 bar
In/Out Connectionsto national or international standards and customer specification
Cv0.28

Key features

  • Oleo pneumatic, metal to metal seat
  • 3.5 mm orifice, 150 bar, Cv 0.28
  • For oxidising and reactive UHP gases
  • 316L or Hastelloy body

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Technical selection support before you order

The oleo pneumatic partner of the D306, a tied diaphragm cylinder valve with metal to metal sealing for ultra high purity gases that are highly oxidising or reactive, rated 150 bar with a 3.5 mm orifice and Cv 0.28. The actuator applies the closing force, the metal to metal seat suits highly oxidising and reactive gases, and the design keeps the family's minimal gas wetted volume and thread free wetted path. Body in AISI 316L or Hastelloy 2.4602, threaded weep hole for leak testing, optional pressure relief device, marked to TPED with connection.

Specification

Orifice3.5 mm
Maximum Inlet Pressure150 bar
In/Out Connectionsto national or international standards and customer specification
Cv0.28
Temperature-40 to +65 C without pressure relief device
Body MaterialAISI 316L stainless steel or Hastelloy 2.4602
Technologyoleo pneumatic tied diaphragm cylinder valve, metal to metal seat