Full PTFE Lined butterfly valve SizeRange:DN40~DN600 Structure:butterfly valve High corrosion-resistance butterfly valve. Full PTFE Lined butterfly valveSize Range: DN50~DN600Class Range: PN10-PN16 150LB Construction: Body And Bonnet Available In Carbon Steel, In Alloy And Stainless Steel AndOther Materials Available To OrderEnd Connection: Flanged, Screwed, Socket Weld Or Butt Weld ...