Vol.21, No.3, 2021, pp. 279–284
UDC:

ALGORITHM FOR DEFINING QUALITY OF BASE MATERIAL FOR REPAIR WELDING

Drakče Tanasković1, Slobodan Petrović2, Branislav Đorđević3, Albin Matavž4, Tamara Mijatović3

1) HBIS GROUP Serbia Iron & Steel, Smederevo, SERBIA

2) College of Applied Sciences, Užice, SERBIA

3) University of Belgrade, Innovation Centre of the Faculty of Mechanical Engineering, Belgrade, SERBIA

email: b.djordjevic88@gmail.com

4) MAMUT TIM, Ltd., Zreče, SLOVENIA

 

Abstract

The paper shows the comparison of different methodologies for defining the quality of base material due for repair welding as one of the basic and initial problems during the repair of damaged parts or machine equipment. The quality of a previously damaged repaired machine part depends on successfully defined quality of base material. In addition to the analysis of discussed methodologies, the paper also provides an algorithm for decision flow between different methodologies. The overall analysis is performed in cooperation with employees in HBIS GROUP company Serbia Iron & Steel, Smederevo, as result of experiences and cases during maintaining of the facility. The proposed algorithm is designed in order to predominantly help engineers in the decision making with the goal to establish and create an appropriate repair welding procedure so to achieve required integrity of the machine/structure.

Keywords: base material quality, repair welding, material database

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