Effect of Cold Rolling on the Mechanical Properties and Corrosion Resistance in Hydrofluoric Acid Solution of Inconel 600 Alloy.

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Bibliographic Details
Title: Effect of Cold Rolling on the Mechanical Properties and Corrosion Resistance in Hydrofluoric Acid Solution of Inconel 600 Alloy.
Authors: Dong, Xiaoxuan1 (AUTHOR), Li, Yidi1,2 (AUTHOR), Shang, Rongrong1,3 (AUTHOR), Chen, Mengxia1 (AUTHOR), Liu, Lu2 (AUTHOR), Teng, Jianwei3 (AUTHOR), Li, Yunping1 (AUTHOR)
Source: Materials (1996-1944). Mar2026, Vol. 19 Issue 5, p966. 18p.
Subjects: Cold rolling, Inconel, Hydrofluoric acid, Material plasticity, Pitting corrosion, Strain hardening, Corrosion resistance, Mechanical behavior of materials
Abstract: In this study, Inconel 600 alloy with reductions of 20%, 50%, and 80% was obtained through cold rolling, and the effects of plastic deformation on its mechanical properties and corrosion behavior in a hydrofluoric acid (HF) solution were systematically investigated. The results show that cold rolling induces pronounced work hardening, with both hardness and strength increasing continuously with increasing reduction, while the ductility decreases accordingly. The alloy with 80% reduction exhibits the highest strength, with an ultimate tensile strength of 1270 MPa and a yield strength of 1210 MPa. In contrast, the macroscopic corrosion resistance of the alloy in HF solution remains essentially unchanged with increasing deformation, although a slight intensification of pitting corrosion is observed. The combined effects of deformation-induced pitting and passivation enhancement resulted in retention of corrosion resistance. These findings demonstrate that appropriate control of cold rolling enables effective mechanical strengthening of Inconel 600 without significantly sacrificing its corrosion performance in aggressive fluorine containing environments. [ABSTRACT FROM AUTHOR]
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Abstract:In this study, Inconel 600 alloy with reductions of 20%, 50%, and 80% was obtained through cold rolling, and the effects of plastic deformation on its mechanical properties and corrosion behavior in a hydrofluoric acid (HF) solution were systematically investigated. The results show that cold rolling induces pronounced work hardening, with both hardness and strength increasing continuously with increasing reduction, while the ductility decreases accordingly. The alloy with 80% reduction exhibits the highest strength, with an ultimate tensile strength of 1270 MPa and a yield strength of 1210 MPa. In contrast, the macroscopic corrosion resistance of the alloy in HF solution remains essentially unchanged with increasing deformation, although a slight intensification of pitting corrosion is observed. The combined effects of deformation-induced pitting and passivation enhancement resulted in retention of corrosion resistance. These findings demonstrate that appropriate control of cold rolling enables effective mechanical strengthening of Inconel 600 without significantly sacrificing its corrosion performance in aggressive fluorine containing environments. [ABSTRACT FROM AUTHOR]
ISSN:19961944
DOI:10.3390/ma19050966