DVSttLPPO High Purity Diaphragm Valve Pneumatic Actuator Normally Open High Purity Springless Diaphragm Valves for low and high pressure applications



Ordering Number

Material Actuator

Port 1

End Connection

Port 2

End Connection

DV-S-tt-LPP-NO SS 316L Pneumatic Normally Open 1/4" Tube Weld  1/4" Tube Weld


Critical Features of Low Pressure Model (Normally Open or Normally Closed) Springless Diaphragm Valves:
- Pressure Rating: 250 psig (17.2 bar)
- Temperature Rating: -10 t0 160°F (-23 to 65°C)
- Flow Coefficient: 0.27

- SS316L & SS316L VAR Body Material for Ultrahigh Purity Applications
- Fully Swept Flow Path Minimizes Entrapment Areas and Maximizes Flow Capacity

Fully contained PCTFE seat design provides
- Outstanding Resistance to Swelling and Contamination.
- Improved Helium Leak Test Performance
- Minimal Particle Generation
- Long Cycle Life

- Excellent in Strength and Corrision Resistance
- Optimal Design for Long Cycle Life