On the Processing Feasibility, Microstructure Evolution, and Mechanical Properties of Laser Clad Stellite® 21 Alloy [0.03%]
关于激光熔覆斯太莱21合金的加工可行性、显微组织演化及力学性能研究
Jeremy H Rao,Nikki Stanford
Jeremy H Rao
Laser cladding is widely used for feature repair and manufacturing of large structural components. However, due to processing parameters and thus energy densities variation, defects can form in laser clad materials. There is a need to under...
3D Microstructure-Based Finite Element Simulation of Cold-Sprayed Al-Al2O3 Composite Coatings Under Quasi-Static Compression and Indentation Loading [0.03%]
基于三维微结构的冷喷涂Al-Al2O3复合涂层准静态压缩和(indentation)载荷下的有限元模拟
Saman Sayahlatifi,Chenwei Shao,André McDonald et al.
Saman Sayahlatifi et al.
This study developed microstructure-based finite element (FE) models to investigate the behavior of cold-sprayed aluminum-alumina (Al-Al2O3) metal matrix composite (MMC) coatings subject to indentation and quasi-static compression loading. ...
Numerical Simulation of the Effect of Particle and Substrate Preheating on Porosity Level and Residual Stress of As-sprayed Ti6Al4V Components [0.03%]
粒子和基底预热对激光熔覆Ti6Al4V涂层孔隙率及残余应力的影响数值模拟研究
P Khamsepour,C Moreau,A Dolatabadi
P Khamsepour
Nowadays, in the aerospace industry, additive manufacturing and repairing damaged metallic components like Ti6Al4V samples have grabbed attention. Among repairing techniques, solid-state additive manufacturing processes like cold spray are ...
Effect of Heat Treatment on Residual Stress of Cold Sprayed Nickel-based Superalloys [0.03%]
热处理对冷喷涂镍基高温合金残余应力的影响
Deepika Shrestha,Fardad Azarmi,X W Tangpong
Deepika Shrestha
Residual stress formation during cold spraying process may result in deteriorative effects on the performance of coating materials. The objective of this investigation is to characterize residual stress built-up in two well-known nickel-bas...
Microstructure and Properties of Atmospheric Plasma Sprayed (Al,Cr)2O3-TiO2 Coatings from Blends [0.03%]
大气等离子喷涂(Al，Cr)₂O₃-TiO₂复合粉涂层的组织与性能
Maximilian Grimm,Susan Conze,Lutz-Michael Berger et al.
Maximilian Grimm et al.
Coatings prepared from chromia-rich (Al,Cr)2O3 solid solution (ss) feedstock powders are intended to improve the properties of Cr2O3 coatings, but are rarely studied so far. In this work, the processability of a commercial (Al,Cr)2O3 solid ...
Fabrication of Porous Aluminum Coating by Cored Wire Arc Spray for Anchoring Antifouling Hydrogel Layer [0.03%]
用于锚定防污水凝胶层的发泡铝弧丝喷涂涂层的制备
Jianxin Wen,Ziheng Song,Xiuyong Chen et al.
Jianxin Wen et al.
Biofouling has been persisting as a worldwide problem due to the difficulties in finding efficient environment-friendly antifouling coatings for long-term applications. Developing novel coatings with desired antifouling properties has been ...
Microstructure and Corrosion Properties of AlCrFeCoNi High-Entropy Alloy Coatings Prepared by HVAF and HVOF [0.03%]
HVAF和HVOF制备的AlCrFeCoNi高熵合金涂层微观组织及耐蚀性能研究
Martin Löbel,Thomas Lindner,Thomas Mehner et al.
Martin Löbel et al.
High-entropy alloys (HEAs) represent an innovative development approach for new alloy systems. These materials have been found to yield promising properties, such as high strength in combination with sufficient ductility as well as high wea...
Microstructure and Ablation Behavior of Low-Pressure Plasma Sprayed ZrB2 Coatings Down to 100 Pa [0.03%]
低压至100Pa plasma喷涂ZrB2涂层的微观结构与烧蚀行为研究
Di Wang,Li Zhang,Shan-Lin Zhang et al.
Di Wang et al.
The effect of chamber pressure on the microstructure and ablation behavior of ZrB2 coatings deposited by low-pressure plasma spraying was investigated. The results showed that as the spray chamber pressure further was reduced to less than 5...
Sealing Treatment of Plasma-Sprayed Cr3C2-NiCr/Al2O3-TiO2 Coating by Aluminum Phosphate Sealant Containing Al2O3 Nanoparticles [0.03%]
含有氧化铝纳米粒子的磷酸铝密封剂封闭Cr3C2-NiCr/Al2O3-TiO2等离子喷涂涂层的效果研究
Tuan Van Nguyen,Tuan Anh Nguyen,Ha Thi Pham et al.
Tuan Van Nguyen et al.
A typical structure of thermal spray coatings consisted of molten particles, semi-molten particles, oxides, pores, and cracks. These factors caused the porosity of sprayed coatings, leading to a significant influence on the coating properti...
Effect of Powder Particle Size and Spray Parameters on the Ni/Al Reaction During Plasma Spraying of Ni-Al Composite Powders [0.03%]
粉末粒度和喷涂工艺参数对镍铝复合粉等离子喷涂过程中反应行为的影响研究
Li Zhang,Xian-Jin Liao,Shan-Lin Zhang et al.
Li Zhang et al.
It was known for long that Ni-Al composite powders can be used to deposit self-bonding coating as a bond coat for common ceramic coatings due to the exothermic reaction between Ni and Al. However, it was found that with commercial Ni-Al com...