Fuyang pariworld Valve Co., Ltd.   

        (Tel: 0571-63500668) ZMQ type pneumatic membrane cut-off valve driven by the top structure, pneumatic membrane cut-off valve is equipped with multi spring actuator. Pneumatic membrane cut-off valve has the advantages of compact structure, light weight, flexible action, fluid channel was streamlined, S has the advantages of small pressure drop loss, large capacity, convenient dismounting valve. Pneumatic membrane cut-off valve to receive signals from adjusting instrument, cut open, or change the media flow, pneumatic membrane cut-off valve to achieve automatic control of pressure, flow, temperature or the level of process parameters. Automatic control of the production process of pneumatic membrane cut-off valve is widely used in petroleum, chemical, metallurgy, electric power, light industry, textile and other industrial sectors and remote control system. The pneumatic membrane cut-off valve series products are film type, piston type two. Pneumatic membrane cut-off valve body structure with single seater, two seater, sleeve (two three) three, pneumatic membrane cut-off valve seal forms a packing seal and bellows seal two, pneumatic membrane cut-off valve products nominal pressure rating PN10, 16, 40, 64, four, pneumatic membrane cut-off valve nominal diameter range of DN20 ~ 200mm. Pneumatic membrane cut-off valve for fluid temperature from -60 to 450 DEG C. Pneumatic membrane cut-off valve leakage class is IV or VI. grade. Pneumatic membrane cut-off valve flow characteristics for quick opening.