journal article·2015-11

Carbide precipitation in austenite of Nb–Mo-bearing low-carbon steel during stress relaxation

Zhengyan Zhang, Xinjun Sun, Zhenqiang Wang, Zhaodong Li, Qilong Yong, Guodong Wang

Materials Letters· Volume 159
Publisher page

Abstract

Abstract The carbide precipitation in austenite of Nb–Mo bearing low-carbon steel was investigated by stress relaxation and transmission electron microscopy (TEM). The precipitation-time-temperature (PTT) diagram exhibits a typical “C” shape curve, the nose of which was located at 950 °C. Mo was found to be incorporated into NbC lattice to form a complex (Nb, Mo)C particle during precipitation. Compared to NbC particles in Nb-bearing steel, (Nb, Mo)C particles in Nb–Mo-bearing steel exhibit superior coarsening resistance.
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Research context

OpenAlex topics: Microstructure and Mechanical Properties of Steels · Metal Alloys Wear and Properties · Metal and Thin Film Mechanics

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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