... actuator for automatically control for your widely using. .The Butterfly valve body and disk are all made from full CNC machined, high grade ... , DN50, DN70, DN85, DN104 Namesanitary welded butterfly valveNo.shsd004Material304,306LSizeDN28,DN34,DN40,DN50,DN70,DN85,DN104Connectionclamp end and weld end male end,famale ...