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Dynamic recrystallization behavior of N08028 corrosion resistant alloy

  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

2 引用 (Scopus)

摘要

The dynamic recrystallization (DRX) of N08028 corrosion resistant alloy was investigated by hot compression tests which were performed at the deformation temperatures from 1000°C to 1200°C and strain rate from 0.01s-1 to 1s-1 on a Gleeble-1500 thermo-mechanical simulator. The stress-strain curves at all strain rates showed the characteristics of DRX and exhibited a peak in the flow stress before reaching steady state. The microstructures after deformation demonstrated that DRX took place in all specimens. The results show that DRX occurs more easily with the decrease of strain rate and the increase of deformation temperature. By regression analysis, the activation energy in the entire range of deformation conditions, and the relationship of critical strain as well as strain for 50% DRX with deformation conditions were determined. A good agreement between the experimental and predicted results shows that the proposed DRX kinetic equations can give an accurate estimate of the DRX behavior in hot deformed N08028 corrosion resistant alloy.

源语言英语
主期刊名Structural Materials
出版商Trans Tech Publications Ltd
页396-405
页数10
ISBN(印刷版)9783038350880
DOI
出版状态已出版 - 2014
活动12th IUMRS International Conference on Advanced Materials, IUMRS-ICAM 2013 - Qingdao, 中国
期限: 22 9月 2013 → 28 9月 2013

丛书

姓名Materials Science Forum
卷788
ISSN(印刷版)0255-5476
ISSN(电子版)1662-9752

会议

会议12th IUMRS International Conference on Advanced Materials, IUMRS-ICAM 2013
国家/地区中国
市Qingdao
时期22/09/13 → 28/09/13

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