D941H-1.5, 1.0, 0.5 electric straight plate dust and gas butterfly valves. D941H-1.5, 1.0, 0.5 electric straight plate dust and gas butterfly valves are mainly suitable for dry dust removal pipelines of blast furnace gas in the metallurgical industry, playing a regulating and reverse blowing isolation role. It can also be widely used in ventilation and dust containing gas pipelines in industries such as smelting, power, chemical, and building materials.