... vessel support absorbing sediment,flexibly, safety, wear-resistant, scratch resistance. Features:Suction hose for dredging vessel support absorbing sediment, thickness ... degrees. Easy to install, use flexibly, safety, wear-resistant, scratch resistance.Inside DiameterWorking PressureMpaFlange sizeLengthmminchBore numberpore diametermmHole center ... the customers and drawings. Flange suction hose