1,wear-resistant 2,corrosive resistant 3,safe 4,flexible to use 5,bending-resistant The steel flange suction hose are used with dredgers for silt/gravels conveyance.Thickness of the pipe wall is from 30mm to 60mm.The suitable working temperature is from -20°C—— 50°C.It is convenient to install,flexible to use,safe,abrasion-resistant and bending-resistant.