1,Capacity;10-1060 l/s 2,Head;3.5-80 m 3,Outlet diameter; ... 82-230 mm G(A) series Dredging Pumps G(A) series dredging pumps are international products with advanced technology. ... They are centrifugal pumps, structured with single-casing which is connected by ... wide flow channel, easy erection and so on.These pumps are built of wet end, shaft seal, bearing assembly ...