This turning force in a butterfly valve is determined by three factors. Friction of the disc to seat for sealing; Bearing friction; Dynamic torque.

 
  • 這種位于蝶閥內的旋轉力由三個(gè)因素決定:(1)蝶板與閥座發(fā)生密封時(shí)的摩擦力;(2)軸承摩擦力;(3)動(dòng)態(tài)扭矩。
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