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Proceedings of Maintenance and Project Engineering in Metallurgy and Mining


Title

FAILURE ANALYSIS OF HOT ROLLING MILL DRIVE SHAFT

FAILURE ANALYSIS OF HOT ROLLING MILL DRIVE SHAFT

Authorship

DOI

10.5151/2594-5327-41592

Downloads

10 Downloads

Abstract

THE AIM OF THIS STUDY WAS TO ANALYZE THE FAILURE OF A DRIVE SHAFT IN A HOT ROLLING MILL IN A STEEL INDUSTRY. THE SHAFT WAS FABRICATED FROM SF 60 STEEL GRADE AND WAS RECOVERED BY WELDING AND THEN MACHINED. FOR CHARACTERIZATION, CHEMICAL COMPOSITION ANALYSIS, METALLOGRAPHIC CHARACTERIZATION AND TENSILE TESTING WERE CARRIED OUT. THE RESULTS OF CHEMICAL COMPOSITION AND TENSILE TEST INDICATED THAT THE SHAFT MATERIAL COMPLIED WITH THE SPECIFICATIONS FOR GRADE SF 60. THE METALLOGRAPHIC ANALYSIS SHOWED THAT THE CRACK STARTED IN A DISCONTINUITY PRESENT IN THE REGION RECOVERED BY WELDING

 

THE AIM OF THIS STUDY WAS TO ANALYZE THE FAILURE OF A DRIVE SHAFT IN A HOT ROLLING MILL IN A STEEL INDUSTRY. THE SHAFT WAS FABRICATED FROM SF 60 STEEL GRADE AND WAS RECOVERED BY WELDING AND THEN MACHINED. FOR CHARACTERIZATION, CHEMICAL COMPOSITION ANALYSIS, METALLOGRAPHIC CHARACTERIZATION AND TENSILE TESTING WERE CARRIED OUT. THE RESULTS OF CHEMICAL COMPOSITION AND TENSILE TEST INDICATED THAT THE SHAFT MATERIAL COMPLIED WITH THE SPECIFICATIONS FOR GRADE SF 60. THE METALLOGRAPHIC ANALYSIS SHOWED THAT THE CRACK STARTED IN A DISCONTINUITY PRESENT IN THE REGION RECOVERED BY WELDING

Keywords

Characterization; Shaft; Metallography; Failure Analysis.

Characterization; Shaft; Metallography; Failure Analysis.

How to cite

MUDESTO, BRUNO FERNANDES. FAILURE ANALYSIS OF HOT ROLLING MILL DRIVE SHAFT, p. 420-426. In: 1st Seminar on Maintenance and Project Engineering in Metallurgy and Mining, São Paulo, Brasil, 2024.
, DOI 10.5151/2594-5327-41592