Images are representations only.

4500 Series Non-Return Valve

Brand: Midland-ACS
316L stainless steel non-return valves for pressures up to 174 psi and 391 psi.
Features
  • Specifically Designed for Severe Environments
  • Ambient Temperature Range -20º to 70º C (-4° to 158° F)
  • Low Temperature option available
  • 316L Stainless Steel
show more
316L stainless steel non-return valves for pressures up to 174 psi and 391 psi.
Features
  • Specifically Designed for Severe Environments
  • Ambient Temperature Range -20º to 70º C (-4° to 158° F)
  • Low Temperature option available
  • 316L Stainless Steel

Specifications

Ambient Temperature Range

  • -20° to 70° C (-4° to 158° F)
  • -50° to 90° C (-58° to 194° F) Low Temperature Version

Approvals & Certifications

  • ATEX
  • CE
  • EAC

Enclosure, Body Material

  • 316L Stainless Steel

Flow Capacity

  • 1/2” - 137 scfm (228 m³/hour) 3.9 Cv Non-Return Valves (12 bar)
  • 1/2” - 91 scfm (156 m³/hour) 3.3 Cv Non-Return Valves (27 bar)
  • 1/4” - 26 scfm (441.16 m³/hour) 1.6 Cv Non-Return Valves (27 bar)
  • 1/4” - 57 scfm (96 m³/hour) 1.6 Cv Non-Return Valves (12 bar)
  • 1” - 274 scfm (462 m³/hour) 15.7 Cv Non-Return Valves (12 bar)
  • 3/4” - 205 scfm (348 m³/hour) 14 Cv Non-Return Valves (12 bar)
  • 3/8” - 65 scfm (110.4 m³/hour) 1.9 Cv Non-Return Valves (27 bar)
  • 3/8” - 80 scfm (132 m³/hour) 2.3 Cv Non-Return Valves (12 bar)

Internal Part Material

  • 316L Stainless Steel

Media

  • Gases - Filtered Lubricated or Non-Lubricated
  • Inert Gas
  • Liquids - Low Pressure Hydraulic, Mineral Oil or Water
  • Sour Natural Gas
  • Sweet Natural Gas

NPT Connection

  • 1” NPT Female
  • 1/2” NPT Female
  • 1/4” NPT Female
  • 3/4” NPT Female
  • 3/8” NPT Female

Pressure Range

  • bar: 0 to 27
  • kPa: 0 to 2,696
  • psi: 0 to 391

Seat / Seal Material

  • EPDM on Low Temperature Option
  • Nitrile

Spring Material

  • 316 Stainless Steel