Product name: SD343H/X worm gear drive flange expansion butterfly valve

Purpose and characteristics of worm gear butterfly valve; The expansion butterfly valve is applicable to the water supply and drainage, gas pipelines, such as food, medicine, chemical, petroleum, electric power, light textile, paper, etc., with temperature ≤ 80 ℃ and nominal pressure ≤ 1.6MPa, as the function of regulating flow and intercepting medium, and has the function of compensating the thermal expansion and contraction of the pipeline.