Welded centrifugal pump rotor

摘要

The rotor has radial and-or semi-axial scoops (2) welded to at least one cover disk, and a power-transmitting rotor hub (4) connected to a hub disk and/or to the scoops. The scoops are in the form of cast parts made of a type of stainless steel casting material which can be welded. They have at least one cover disk (6) or part disk (5) in the form of a stainless steel sheet component welded to them.