Sichuan Chengdu Air Separation CCK Cryogenic Safety Valve DA22Y-40P, Stainless Steel Full Lift Relief Valve for LOX LIN LNG Storage Tank

CCK DA22Y-40P cryogenic spring full-lift angle safety valve**, supporting valve of Chengdu air separation unit. 304 stainless steel body, hard alloy metal sealing, oil-free and degreased for cryogenic industrial gas. Nominal pressure PN40, working temperature -196℃~+80℃. When pressure inside cryogenic tank exceeds set pressure, valve fully opens for large flow discharge. Valve reseats automatically once pressure drops. Angle design, threaded connection, vertical mounting. Widely used for LOX, LIN, LAr, LNG cryogenic storage tank, cryogenic tanker and air separation equipment overpressure protection.