Yodify Product Library
Instantly add the UHP Stainless Steel Tied-Diaphragm Valve (up to 300 psig) - 935 Series and 50,000+ more product series to your store or catalog  
Book Your Demo and See How
or create your store

UHP Stainless Steel Tied-Diaphragm Valve (up to 300 psig) - 935 Series

Brand: Parker Hannifin

The 935 Series Tied-diaphragm Valve (1/2 inch) is intended for use in ultra-high purity gas distribution systems. 

It provides superior control of gases under high-flow, low-pressure conditions, where high leak integrity and absolute purity is essential.

Specifications

Bake-Out Temperature (°C)

  • 121° C (PCTFE), 177° C (Vespel)

Bake-Out Temperature (°F)

  • 250° F (PCTFE), 350° F (Vespel)

Body Material

  • VeriClean 316L Stainless Steel

Burst Pressure (bar)

  • 62

Burst Pressure (psi)

  • 900

Diaphragm Material

  • 316L Stainless Steel

External Leak Rate

  • ≤ 2 x 10-10 Scc/sec He

Flow Capacity (Cv)

  • 2.8

Internal Leak Rate

  • ≤ 4 x 10-9 Scc/sec He

Internal Volume (cc)

  • 16.2 cc

Knob Material

  • Aluminum (Blue)

Maximum Inlet Pressure (barg)

  • 21 barg

Maximum Inlet Pressure (psig)

  • 300 psig

Maximum Working Temperature (°C)

  • 66° C (PCTFE), 177° C (Vespel)

Maximum Working Temperature (°F)

  • 150° F PCTFE, 350° F (Vespel)

Minimum Working Temperature (°C)

  • -40° C

Minimum Working Temperature (°F)

  • -40° F

Seat Material

  • PCTFE (Standard), Vespel

Stem Bushing Material

  • Aluminum Silicon Bronze

Stem Material

  • 416 Stainless Steel

Surface Finish (Ra)

  • 10 Micro inch Ra (Standard)

Instantly populate your store or catalog 
CREATE YOUR SITE
or book a demo with the Yodify Team
show more