... DN50-600mm 2.Pressure:150-2500LB,PN6-25 Stainless Steel Welding Gate Valve 1.Size: NPS2"-24",DN50-600mm 2 ... .Pressure: Class150-2500LB,PN6-253.Material: Cast Iron,Carbon steel,Stainless ... valves,ball valves,butterfly valves,diaphragm valves,mud valve ect.And it has complete inspection equipment, such ... type of powder and slurry fluid Stainless Steel Welding Gate Valve