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check valve

  • API 594 Dual Plate Non-Slam Check Valve, Swing Check Valve.

  • Design: Compact, Wafer, lug, double flanged or extended body. Retainerless.

  • Size range from 2” to 42”.

  • ANSI Class 150 lbs to 4500 lbs.

  • API6A Class 3000 PSI to 20000 PSI.

  • Flanged ends RF or RTJ, Norsok Standard L-005 Compact Flanges, Butt-Weld Ends Hub.

  • Ends for Clamped Connections at Clients Request. Other types of flanged, welded or clamp connections are available upon request.

Applicable standard

Design: API 594

Testing: API 598

Flanged ends RF or RTJ according to ASME B16.5 up to 24” (MSS SP-44 for 22”) and B16.47A over 26”

Compact Flanges Norsok Standard L-005 – Butt-weld ends to ASME B16.25.

PED 97/23/CE Cat.III

NACE MR0175 – ISO 15156-3


Materials Available: CS, LTCS, SS, Duplex SS, Super Duplex SS, 6Mo, Inconel, Incoloy, Hastelloy, Monel, Titanium.