KINGNA TRADING

Product Catalog

Cryogenic Check Valve, Extended Bonnet

Industrial valves and fittings dispatch fast — wear parts and complete machines quoted on request.

Browse Cryogenic Valves

Need the right valve for your duty?

Send the medium, DN, PN or Class, temperature and connection details. We return a selection proposal, the manufacturer's datasheet, a dimensional drawing, and a quotation with deviations listed against your specification.

Contact

Or email us directly: sales@kingnatrading.com

Non-return valve for liquefied gas lines, with extended bonnet on the top-entry patterns so the cover joint stays out of the cold zone. Swing disc for horizontal or vertical flow, dual plate where face-to-face length is tight. Body in LF2 for −46 °C, LF3 for −101 °C and CF8M for LNG and liquid nitrogen.

General Specifications

Size RangeNPS 1/2" – 48"
Pressure RatingClass 150 – 2500
Temperature Range−46 °C (LF2), −101 °C (LF3), −196 °C (CF8M)
Design StandardAPI 594 / API 6D / BS 1868 / BS 6364
Body MaterialLF2 / LF3 / CF8M
End ConnectionNPT, SW, RF, RTJ, BW (ASME B16.5 / B16.25)
DiscSwing or dual plate
MediaLNG, liquid nitrogen, ethylene, propylene

Applications

LNG send-out lines Compressor discharge Air separation Cold boxes

More from this series

Cryogenic Check Valve, Extended Bonnet — 1Cryogenic Check Valve, Extended Bonnet — 2Cryogenic Check Valve, Extended Bonnet — 3

Related guides