Cryogenic Control Valves Down to 1.2 K (-272°C or -457°F)

The Key to Cryogenic Valve Solutions VELAN S.A.S VELAN Inc Group VELAN inc is one of the world's leading independent manufacturer of steel gate, globe, check, butterfly and ball valves. Founded in 1949 in Montreal - Canada, VELAN inc employs over 2 000 people and is located worldwide with 14 specialized manufacturing plants in Canada, USA, France, Portugal, Germany, UK, South Korea, Taiwan, China. Located in Lyon - France, in a modern 160 000 sq.ft. (16 000 m2) plant, VELAN SAS is a 100% subsidiary of VELAN inc group (Canada). VELAN SAS is specialised in design and manufacture of high performance...

Cryogenic Bellows Seal Control Valves Ø Service range • • • • • Temperature: down to 1.2 K (-272°C or -457°F) Size: DN 6 to DN 200 (1/4" to 8") CV: 0.01 (DN 6) to 1000 (DN 200) Rating: up to class 300 Standard connections: Butt Weld Design features • • • • • • • • • • Size (mm) Resilient stainless steel design Angle, straight or Y pattern Very low "Heat in leak" Excellent seat tightness Linear or equal percentage flow characteristic Top entry for easy maintenance Cold box adaptation Vacuum jacketed on request Thermal collar in option Typical fluid: LHe, LOx, LH2, LN2, etc... 10 Dimensions are...

High Pressure & Severe Applications Control Valves Service range • • • • • Temperature: down to 19 K (-254°C or -425°F) Size: DN 10 to DN 400 (3/8" to 16") Rating: up to class 2500 CV: 0.01 (DN 10) to 1800 (DN 400) Standard connections: Butt Weld Design features • • • • • • • Resilient stainless steel design Straight pattern Soft or metallic seal Excellent seat tightness Linear or equal percentage flow characteristic Top-entry for easy maintenance Anti-cavitation and low dB design for critical applications Actuators & Accessories for all Valve Ranges • • • • • • • • • • • • Pneumatic actuator...

Quench Relief Valves Valve function Protect the superfluid helium enclosures of superconducting magnets against over-pressure resulting from resistive transitions (Quench) as well as some of the cryogenic lines (QRL). Service range • • • • Temperature: down to 1.2 K (-272°C or -457°F) Size: DN 15 to DN 80 (1/2" to 3") Rating: PN 25 Standard connections: Butt Weld Design features • • • • • • • • • • Set pressure: 1 bar up to 25 bar Angle body Very low "Heat in leak" Remote control actuation (on/off function) on request Excellent flow coefficient No risk of icing or jamming when operating Set pressure...

Main Applications: " " " " " " " Particule accelerators Superconducting magnets Nuclear fusion Rocket launch pads Rocket engine test benches Transonic wind tunnels Helium and Hydrogen liquefiers Main Fluids: Fluid Boiling Point (K) Boiling Point (°C) Boiling Point (°F) Oxygen Nitrogen Hydrogen Helium 90 rue Challemel Lacour - F69637 LYON Cedex 7 - France Phone: +33 (0)4 78 61 67 00 - Fax: +33 (0)4 78 72 12 18 - Email: [email protected] Consult other VELAN valve lines on our web site: www.velan.com VELAN reserves the right to change the contents without notice. Printed in France - Crédit photos...