Hazardous service conditions down on the temperatures as low as -196℃. The material used throughout are of austenite stainless steel which maintains its strength at low temperature and sealing system is a soft sealing, fire safe type incorporating Kel-F ring inserts into disc which ensures trouble-free operation. The metal seated exchangeable triple offset or quadruple offset butterfly valves are available. The valves are of extended bonnet construction to create an insulation gas column between the plastic stem packing and the cold fluid. The valves of butt-welding end has side entry maintenance system to make the replacement of sealing ring without removing the valves from the pipes. All valves are tested at cryogenic temperature which can examine the performance as critical as in an actual service condition.
Cryogenic Butterfly Valves
PRODUCT MODEL