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中文摘要：
快速凝固激光熔化沉积技术，是高性能金属结构材料及涂层材料制备与复杂金属结构件近终成形制造新技术之一。本项目的研究目标之一是以实现激光熔化沉积特种组织高性能金属结构材料及高性能梯度结构材料组织结构与性能主动控制为目标，研究钛合金、钛基复合材料、超高强度钢等高性能金属结构材料及其梯度结构材料激光熔化沉积制备与复杂零件激光熔化沉积成形熔池冶金动力学、快速凝固行为、凝固组织形成规律、特种凝固组织及梯度组织主动控制、过程控制、材料及构件力学行为关键科学与技术问题；本项目的研究目标之二是结合工业装备中关键机械运动副零部件对高温耐磨耐蚀涂层材料的性能要求，充分利用Fe9Cr9Si2等具有复杂拓扑密堆晶体结构的三元过渡金属硅化物原子间结合力强、高温组织及化学稳定性高、硬度高、耐蚀性及抗氧化性能优异、合金化空间广阔等独特性质，研究出兼有耐蚀、耐热腐蚀、抗氧化、金属摩擦学相容等优异性能配合的高耐磨、低成本Fe9Cr9Si2 三元金属硅化物耐磨涂层新材料及其激光熔覆涂层制备技术，研究其激光熔覆熔池化学冶金与涂层制备物理冶金关键科学问题与涂层耐磨耐蚀行为与机理。
结论摘要：
英文主题词laser melting Deposition；laser materials processing and manufacturing; rapid solidification; coatings; structural materials
成果综合统计
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期刊论文
Microstructure and hot corrosion behaviors of a gamma-toughened Cr13Ni5Si2/Cr3Ni5Si2 ternary metal s
Hot corrosion behaviors of a Cr13Ni5Si2-based metal silicide alloy in Na2SO4+25 wt.% K2SO4 and Na2SO
Microstructure and mechanical properties of rapid directionally solidified Ni-base superalloy Rene'4
High temperature mechanical properties of a laser melting deposited TiC/TA15 titanium matrix composi
Deformation Behavior in High-Frequency Fatigue Failure of Laser Melting Deposited Ti-6Al-2Zr-Mo-V Al
Microstructure and Tribological Property of Laser Melt Deposited alpha/Fe9Cr9Si2 Metal Silicide Allo
Effect of Annealing Temperatures on Microstructure and Mechanical Properties of Laser Melting Deposi
Microstructure and mechanical properties of directional rapidly solidified Ni-base superalloy Rene95
Microstructure and electrochemical characterization of laser melt-deposited Ti2Ni3Si/NiTi intermetal
Corrosion behaviors of a gamma-toughened Cr13Ni5Si2/Cr3Ni5Si2 multi-phase ternary metal silicide all
CORROSION BEHAVIORS OF Ni BASE SOLID SOLUTION-TOUGHENED Cr13Ni5Si2 ALLOY IN Cl- CONTAINING SOLUTIONS
Microstructure and dry sliding wear resistance of laser clad TiC reinforced Ti-Ni-Si intermetallic c
Microstructural characterization and dry sliding wear resistance of MoO2-strengthened gamma/NiMo all
Microstructure and tensile properties of laser melting deposited TiC/TA15 titanium matrix composites
Solidification microstructure and mechanical properties of corrosion-resistant ultrahigh strength st
Influence of Ni content on the microstructure and dry sliding wear properties of Cr13Ni5Si2/gamma in
Microstructure and wear resistance of laser melted Ti5Si3-TiCo-Ti2Co multiphase intermetallic alloys
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