Acta Metall Sin  1992, Vol. 28 Issue (1): 39-44    DOI:

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MICROSTRUCTURE AND CORROSION RESISTANCE OF LASER SURFACE ALLOYING PLASMA SPRAYED Cr-Mo COATING

LIANG Yong;WANG Jun;TONG Baiyun;SI Zhongyao Institute of Metal Research; Academia Sinica; Shenyang

LIANG Yong;WANG Jun;TONG Baiyun;SI Zhongyao Institute of Metal Research; Academia Sinica; Shenyang. MICROSTRUCTURE AND CORROSION RESISTANCE OF LASER SURFACE ALLOYING PLASMA SPRAYED Cr-Mo COATING. Acta Metall Sin, 1992, 28(1): 39-44.

Abstract References Related Articles Recommended Metrics Download:  PDF(1683KB)  Export:  BibTeX | EndNote (RIS)       Abstract  The precipitation of x--phase, σ--phase and carbides may be restrained or elimi-nated by laser melting the plasma sprayed Cr--Mo alloy coating, in which austenite of abundant block usually occurred, on medium carbon low alloying steel. The corrosion resistance of this coating to 0.5 mol / L H_2SO_4 was examined to be superior to that of 18--8 stainless steel. The laser alloying Cr--Mo coating also has excellent resistance to pitting corrosion, and no pitting appeared even it immersed in a medium containing Cl~(-) ions. Key words:  Cr-Mo coating      laser melting      microstructure      corrosion resistance      pitting      Received:  18 January 1992      Service E-mail this article Add to citation manager E-mail Alert RSS （） Articles by authors URL:  https://www.ams.org.cn/EN/     OR     https://www.ams.org.cn/EN/Y1992/V28/I1/39 1 Molian P A, Wood W E. J Mater Sci, 1983; 18: 2563 2 Molian P A, Wang P J, Khao K H, Wood W E. In: Kear B H, Giessen B C, Cohen M eds., Rapidly Solidified Amorphous and Crystalline Alloys, New York: North-Holland, 1982: 511 3 Lumsden J B, Gnanamuthu D S, Moores R J. In: Clayton C R, Preece C M eds., Corrosion of Metals Processed by Directed Energy Beams, New York: AIME, 1981: 129 4 Narasimhan S L, Copley S M, Van Stryland E W, Bass M. Matall Trans, 1979; 10A: 654 5 Minemura T, Inoue A, Kojima Y, Masumoto T. Metall Trans, 1980; 11A: 671 [1] WANG Lei, LIU Mengya, LIU Yang, SONG Xiu, MENG Fanqiang. Research Progress on Surface Impact Strengthening Mechanisms and Application of Nickel-Based Superalloys[J]. 金属学报, 2023, 59(9): 1173-1189. [2] ZHANG Leilei, CHEN Jingyang, TANG Xin, XIAO Chengbo, ZHANG Mingjun, YANG Qing. Evolution of Microstructures and Mechanical Properties of K439B Superalloy During Long-Term Aging at 800oC[J]. 金属学报, 2023, 59(9): 1253-1264. [3] LU Nannan, GUO Yimo, YANG Shulin, LIANG Jingjing, ZHOU Yizhou, SUN Xiaofeng, LI Jinguo. Formation Mechanisms of Hot Cracks in Laser Additive Repairing Single Crystal Superalloys[J]. 金属学报, 2023, 59(9): 1243-1252. [4] GONG Shengkai, LIU Yuan, GENG Lilun, RU Yi, ZHAO Wenyue, PEI Yanling, LI Shusuo. Advances in the Regulation and Interfacial Behavior of Coatings/Superalloys[J]. 金属学报, 2023, 59(9): 1097-1108. [5] LIU Xingjun, WEI Zhenbang, LU Yong, HAN Jiajia, SHI Rongpei, WANG Cuiping. Progress on the Diffusion Kinetics of Novel Co-based and Nb-Si-based Superalloys[J]. 金属学报, 2023, 59(8): 969-985. [6] CHEN Liqing, LI Xing, ZHAO Yang, WANG Shuai, FENG Yang. Overview of Research and Development of High-Manganese Damping Steel with Integrated Structure and Function[J]. 金属学报, 2023, 59(8): 1015-1026. [7] LI Jingren, XIE Dongsheng, ZHANG Dongdong, XIE Hongbo, PAN Hucheng, REN Yuping, QIN Gaowu. Microstructure Evolution Mechanism of New Low-Alloyed High-Strength Mg-0.2Ce-0.2Ca Alloy During Extrusion[J]. 金属学报, 2023, 59(8): 1087-1096. [8] SI Yongli, XUE Jintao, WANG Xingfu, LIANG Juhua, SHI Zimu, HAN Fusheng. Effect of Cr Addition on the Corrosion Behavior of Twinning-Induced Plasticity Steel[J]. 金属学报, 2023, 59(7): 905-914. [9] SUN Rongrong, YAO Meiyi, WANG Haoyu, ZHANG Wenhuai, HU Lijuan, QIU Yunlong, LIN Xiaodong, XIE Yaoping, YANG Jian, DONG Jianxin, CHENG Guoguang. High-Temperature Steam Oxidation Behavior of Fe22Cr5Al3Mo-xY Alloy Under Simulated LOCA Condition[J]. 金属学报, 2023, 59(7): 915-925. [10] ZHANG Qiliang, WANG Yuchao, LI Guangda, LI Xianjun, HUANG Yi, XU Yunze. Erosion-Corrosion Performance of EH36 Steel Under Sand Impacts of Different Particle Sizes[J]. 金属学报, 2023, 59(7): 893-904. [11] GUO Fu, DU Yihui, JI Xiaoliang, WANG Yishu. Recent Progress on Thermo-Mechanical Reliability of Sn-Based Alloys and Composite Solder for Microelectronic Interconnection[J]. 金属学报, 2023, 59(6): 744-756. [12] WU Dongjiang, LIU Dehua, ZHANG Ziao, ZHANG Yilun, NIU Fangyong, MA Guangyi. Microstructure and Mechanical Properties of 2024 Aluminum Alloy Prepared by Wire Arc Additive Manufacturing[J]. 金属学报, 2023, 59(6): 767-776. [13] WANG Fa, JIANG He, DONG Jianxin. Evolution Behavior of Complex Precipitation Phases in Highly Alloyed GH4151 Superalloy[J]. 金属学报, 2023, 59(6): 787-796. [14] ZHANG Deyin, HAO Xu, JIA Baorui, WU Haoyang, QIN Mingli, QU Xuanhui. Effects of Y2O3 Content on Properties of Fe-Y2O3 Nanocomposite Powders Synthesized by a Combustion-Based Route[J]. 金属学报, 2023, 59(6): 757-766. [15] FENG Aihan, CHEN Qiang, WANG Jian, WANG Hao, QU Shoujiang, CHEN Daolun. Thermal Stability of Microstructures in Low-Density Ti2AlNb-Based Alloy Hot Rolled Plate[J]. 金属学报, 2023, 59(6): 777-786. No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed