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《中国工程科学》 >> 2014年 第16卷 第1期

含磷低硅TRIP 钢快速退火组织演变行为研究

东北大学轧制技术及连轧自动化国家重点实验室,沈阳 110819

资助项目 :国家自然科学基金资助项目(51174059,U1260204);国家重点基础研究发展计划“973 计划”(2011CB606306);中央高校基本科研业务费项目(N110407003,N120607001) 收稿日期: 2013-10-09 发布日期: 2013-12-23 15:23:40.000

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摘要

通过实验室热处理模拟实验,对含磷低硅transformation induced plasticity(TRIP)钢快速退火过程中各个阶段的组织演变行为进行研究,主要研究了不同退火温度对各个阶段组织组成的影响。通过添加P元素降低钢中的Si 含量,可改善表面质量,解决镀锌问题,且P 价格低廉,成本降低。结果表明:最终组织中的铁素体量降低,贝氏体和马氏体混合物的量增加。经X射线衍射(XRD)分析可知,残余奥氏体量增加,由750 ℃退火时的12.7 %增加至790 ℃退火时的14.9 %。

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参考文献

[ 1 ] Sipos K,Remy L,Pineau A. Influence of austenite predeformation on mechanical properties and strain-induced martensitic transformations of a high manganese steel [J]. Metallurgical Transactions A,1976,7(5):857-864. 链接1

[ 2 ] Remy L,Pineau A. Twinning and strain- induced FCC→ HCP transformation in the Fe-Mn-Cr-C system [J]. Materials Science and Engineering,1977,28(1):99-107. 链接1

[ 3 ] Bouaziz O,Guelton N. Modelling of TWIP effect on work-hardening [J]. Materials Science and Engineering A,2001,319:246- 249. 链接1

[ 4 ] Frommeyer G,Bruex U. Microstructures and mechanical properties of high-strength Fe-Mn-Al-C light-weight TRIPLEX steels [J]. Steel research international,2006,77(9-10):627-633. 链接1

[ 5 ] Han S Y,Shin S Y,Lee S,et al. Fracture mechanisms of coldrolled light- weight steel plates containing different carbon content [J]. Korean Journal of Metals and Materials,2010,48(5): 377-386.

[ 6 ] Choi B W,Seo D H,Jang J. A nanoindentation study on the micromechanical characteristics of API X100 pipeline steel [J]. Metals and Materials International,2009,15(3):373-378. 链接1

[ 7 ] Kimura Y,Handa K,Hayashi K,et al. Microstructure control and ductility improvement of the two- phase γ-Fe/κ-(Fe,Mn)< sub>3AlC alloys in the Fe- Mn- Al-C quaternary system [J]. Intermetallics,2004,12(6):607-617. 链接1

[ 8 ] De Cooman B C. Structure-properties relationship in TRIP steels containing carbide-free bainite [J]. Current Opinion in Solid State and Materials Science,2004,8(3-4):285-303. 链接1

[ 9 ] Meyer M,Vanderschueren D,De Cooman B C. The influence of the substitution of Si by Al on the properties of cold rolled C-Mn-Si TRIP steels [J]. ISIJ International,1999,39(8): 813-822. 链接1

[10] Hill R J,Howard C J. Quantitative phase analysis from neutron powder diffraction data using the Rietveld method [J]. Journal of Applied Crystallography,1987,20(6):467-474. 链接1

[11] Rietveld H M. Line profiles of neutron powder diffraction peaks for structure refinement [J]. Acta Cryst,1967,22(1):151-152. 链接1

[12] Rietveld H M. A profile refinement method for nuclear and magnetic structure [J]. Journal of Applied Crystallography,1969,2 (2):65-71. 链接1

[13] Ray R K,Jonas J J,Hook R E. Cold rolling and annealing textures in low carbon and extra low carbon steels [J]. International Materials Reviews,1994,39(4):129-172. 链接1

[14] Chowdhury S G,Pereloma E V,Santos D B. Evolution of texture at the initial stages of continuous annealing of cold rolled dual- phase steel:Effect of heating rate [J]. Materials Science and Engineering A,2008,480:540-548. 链接1

[15] Jacques P J. Transformation-induced plasticity for high strength formable steels [J]. Current Opinion in Solid State & Materials Science,2004,8(3-4):285. 链接1

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