.:CHECK VALVE
840NPT, A105N/F6HFS

Swing Check valve, API 602, Class 800, ANSI screwed ends (NPT), reduced port, bolted cap, spring-assisted piston lift, renewable seat rings, horizontal and vertical service, phosphate coated.

Body/ cap    

ASTM A105N (normalised)

Piston

ASTM A276 Type 410 (13 Cr)

Seat ring

ASTM A276 Type 410 + Stellite 6

Bonnet Gasket

316SS + graphite spiral wound

Press/ temp

1975 psi @ 100 deg F



Remarks

  • All check valves comply with API 602 & BS 5352 and tested to API 598 & BS 6755.
  • Full options per API 602 Trim No. 1, 2, 5, 9, 10 & 12 and alloy steel or stainless steel body/bonnet materials available on request.
  • NACE per MR-01-75 are also available.
  • Sizes from 1/4" to 2".
  • Ends available in ANSI socket weld or combination of one end NPT other end SW.
  • Ball type instead of piston available.
  • Body/ cap in A182 F316 are also available.