fire protection gate valve 1.Pressure:1.0 Mpa,1.6Mpa, 2.5Mpa, 2.Applicable Medium: Water 3.Temperature: 80 top quality fire protection gate valve soft sealedsize Range: 2 Inch-4.5Inch/DN50~DN150 fire fighting singal gate valveConstruction: Body And Bonnet Available In Carbon Steel, In Alloy And Stainless Steel AndOther Materials Available To OrderEnd Connection: Flanged, Screwed, Socket Weld Or ...