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BS 5352 Forged Steel F304L Cryogenic Check Valve

BS 5352 Forged Steel F304L Cryogenic Check Valve

    The YFL low temperature check valve is designed for medium with working temperature down to -196 such as ethylene, LNG, LPG, liquid oxygen, liquid nitrogen, liquid argon, liquid hydrogen and CO2 . The low temperature materials of the YFL cryogenic check valve need low temperature treatment to avoid leakage and explosion.

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  • Features
  • Specification

  • Full bore and reduced bore design;
  • The YFL cryogenic check valve has bolted bonnet, welded bonnet, pressure seal bonnet design;
  • Hydraulic control unit weighted mechanical accumulator
  • The YFL low temperature check valve has swing type, lift type, ball type;
  • Flanged, BW, SW, threaded, wafer, Lugged ends available;
  • Horizontal or vertical installation;
  • Eye bolt available.

Product range:

  • Size: DN8DN1000 1/4’’ 40’’
  • Pressure rating: PN16PN420 150lbs2500lbs
  • End connection: Flanged RF BW SW Threaded Wafer Lugged
  • Body materials: LCB LCC LC3 CF8 CF8M CF8C CF3 CF3M LF2 LF3 F304 F304L F316 F316L F321 F904L etc.

Technical standards:

  • Design: API 600 BS1868 DIN3356
  • Face to Face: ASME B16.10 DIN3202 F1/F6
  • Flanged ends: ASME B16.5 ASME B16.47 EN 1092
  • BW ends: ASME B16.25 ASME B31.8 EN12627
  • Test and inspection: API 598 DIN3230 EN12266