REPAIRING PISTON STEEL HEAD IN INTERNAL COMBUSTION SHIP ENGINE MITSUBISHI 60 LS BY MEANS OF FLUX-CORED ARC BUILT UP WELDING

Hristo HRISTOV
10/1/2017
Marine sciences and engineering;
Renewable energies; Marine renewable energies and Sustenability; Advanced
technologies for MET; Climate changes

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Abstract
The proposed article describes the process of reparing piston steel head in internal combustion ship engine MITSUBISHI 60 LS by means of flux-cored arc built up welding. The technological sequence, of the recovery process, is completely described, the used consumables are listed, as well as the technological modes of welding. The main steps of the process are illustrated.
Keywords
repairing of piston steel head in internal combustion ship engine; build up welding; flux-cored arc built up welding; welding power source; Welding wire - chemical composition; welding of the piston head
Hristo HRISTOV
Nikola Vaptsarov Naval Academy, Faculty of Engineering, 73 Vasil Drumev Street, 9026, Varna, Bulgaria,
semhri@abv.bg