Butterfly valve Mapabloc® BM series

double block-and-bleedfor gashigh-performance

Mapabloc high performance butterfly valve with double block and bleed sealing system, is developed for ethylene plants to optimize the process of the transfer and decoking gas lines. The valve is designed to prevent all operation problems of traditional gate valve designs, such as coke accumulation and jamming due to high temperature differentials. The valves are in service world-wide in various ethylene plants.