D341H, D341W PN0.5~PN1 Ventilation butterfly valve in metallurgy, chemical industry, building materials, power station, glass and other industries in the ventilation, environmental protection projects dusty cold air or hot air gas pipeline, as a gas medium to regulate the flow or cut off the device.

Product features

1, the use of centerline disc plate and short structural steel plate welding of new structural forms designed and manufactured, compact structure, light weight, easy to install, small flow resistance, large flow capacity, to avoid the impact of high temperature expansion, lightweight operation.

2、No connecting rods, bolts, etc. inside, reliable work, long service life. Can be installed in multiple positions, not affected by the media flow direction.