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High-temperature oxidation behavior of Cu-Fe-based immiscible alloy produced by laser powder bed fusion

  • Yating Qiu (Co-first Author)
  • , Pan Ren (Co-first Author)
  • , Chongyu Wen
  • , Dongchu Cheng
  • , Chenglei Wang
  • , Yang Lu
  • , Zhiguo Zhang*
  • , Shengfeng Zhou*
  • *Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

The oxidation behavior of Cu-Fe-based immiscible alloy produced by laser powder bed fusion at 500 °C ∼ 700 °C were analyzed. The results show that the Cu-, Fe-, and Cr-rich oxide layers with the sandwich-like structure can be formed after the oxidation of different temperatures. In particular, after the oxidation for 10 h and 100 h at 500 °C and 600 °C, the island-like CuO were formed on the surface of alloy. However, CuO layer formed at 700 °C was continuous and severely wrinkled so that the internal stress and the strength loss led to fracture of the oxide scales. © 2023 Elsevier Ltd
Original languageEnglish
Article number111637
JournalCorrosion Science
Volume226
Online published4 Nov 2023
DOIs
Publication statusPublished - Jan 2024
Externally publishedYes

Funding

This work was financially supported by the Major Research Plan of the National Natural Science Foundation of China (Grant No. 92166112 ), the National Natural Science Foundation of China (Grant No. 52373236 ), the Guangdong Province Basic and Applied Basic Research Foundation (Grant No. 2020B1515420004 ), the Guangxi Key Laboratory of Information Materials (Grant No. 221012-K ), the Open Project Program of Wuhan National Laboratory for Optoelectronics (Grant No. 2021WNLOKF010 ), the Open Project Program of the State Key Laboratory of Mechanical Transmissions in Chongqing University (Grant No. SKLMT-MSKFKT-202102 ), the Guangdong Province International Science and Technology Cooperation Project ( 2023A0505050103 ), and the supported by the Fundamental Research Funds for the Central Universities (Grant No. 21622110 ).

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Research Keywords

  • Cu-Fe-based immiscible alloy
  • Laser powder bed fusion (LPBF)
  • Oxidation behavior
  • Oxide scale

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