Lift Check Valves, 50 Series - SWAGELOK - #1

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www.swagelok.com Lift Check Valves 50 Series Swagelok® lift check valves limit reverse fl ow under pressures up to 6000 psig (413 bar) and temperatures up to 900°F (482°C). Forward fl ow lifts the poppet, opening the valve. Reverse fl ow seats the poppet against the orifi ce, closing the valve. The lift check valve is gravity assisted and must be mounted horizontally, with bonnet nut on top. Features �¡ Rugged, all-stainless steel construction �¡ Reverse fl ow coeffi cient less than 0.1 % of forward fl ow coeffi cient �¡ No springs or elastomers �¡ Compact size 1 3 4 2 Materials of Construction Wetted components listed in italics. Pressure-Temperature Ratings For more information about pressure ratings of valves with tube fitting end connections, see Swagelok Tubing Data, MS-01-107. Union bonnet design Metal-to - metal seal Testing Every Swagelok lift check valve is factory tested for proper operation. Cleaning and Packaging All Swagelok lift check valves are cleaned and packaged in accordance with Swagelok Standard Cleaning and Packaging (SC-10), MS-06-62. Oxygen Service Hazards For more information about hazards and risks of oxygen-enriched systems, see the Swagelok Oxygen System Safety technical report, MS-06-13. Warranty Information Swagelok products are backed by The Swagelok Limited Lifetime Warranty. For a copy, visit swagelok.com or contact your authorized Swagelok representative. Component Material Grade/ ASTM Specification 1 Bonnet nut 316 SS/A479 2 Bonnet 316 SS/A479 3 Poppet S17400/A564 4 Body 316 SS/A479 Lubricant Nickel-based ASME Class 2500 Material Group 2.2 Material Name 316 SS Temperature °F (°C) Working Pressure psig (bar) –65 (–53) to 100 (37) 200 (93) 250 (121) 300 (148) 350 (176) 6000 (413) 5160 (355) 4910 (338) 4660 (321) 4470 (307) 400 (204) 450 (232) 500 (260) 600 (315) 650 (343) 4280 (294) 4130 (284) 3980 (274) 3760 (259) 3700 (254) 700 (371) 750 (398) 800 (426) 850 (454) 900 (482) 3600 (248) 3520 (242) 3460 (238) 3380 (232) 3280 (225)