Worm gear butterfly valve
PN1.0~6.4
orifice： DN50~2000 pressure： PN1.0~6.4 material： Carbon steel and stainless steel temperature： -40~300℃ standard： GB medium： Water, gas, corrosive media, oil products
The butterfly plate of the worm gear butterfly valve is installed in the diameter direction of the pipeline. In the cylindrical passage of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis at an angle between 0 ° and 90 °. When it rotates to 90 °, the valve is fully open.