Spring Type Diaphragm Valve

Gasflo Products ST-4 Serie valves provide a positive shut off for critical gas/fluid systems. This economical spring type diaphragme valve offers superior leak intergrity for Specialty gas, Chemical, Instrumentation, Semiconductor, Medical and genral purpose in 1/4" and  3/8" applications with pressure ranges from Vacuum to 3500psig.  

Gasflo Products ST-8 Series valves are a high pressure, medium flow design. This spring type, diaphragme, forged body can be easily field maintained with economical re-build kit. The ST-8 Series provides an extended service life, positive shut off and smooth operation in 3/8" and 1/2" applications with pressure ranges from vacuum to 3500 psig.

Gasflo Products HPST-4 and HPST-8  Serie Valves are air operated to allow for remote automated cycling. This high pressure, spring type diaphragm design is available in normally closed or normally open configurations. Valve remains in a static state unless proper actuation presure is continuously applied.

HPST-4 Series Valves provide superior leak integrity in 1/4" and 3/8" applications with pressure ranges from vacuum to 3500psig.

HPST-8 Series Valves provide superior leak integrity in 3/8" and 1/2" applications with pressure ranges from vacuum to 3500psig.

Gasflo Products STA Series Valves are a high pressure, medium flow design. This spring type, diaphragm, forged body, angle pattern can be easily field maintained with economical re-build kit. The STA series provides an extended service life, positive shut off and smooth operation for pressure ranges from vacuum to 3500psig.