摘要
A novel wear- and oxidation-resistant Mo 2 Ni 3 Si/NiSi metal silicide composite coatings were fabricated on substrate of an austenitic stainless steel by laser cladding using Ni-Mo-Si elemental powder blends. The microstructure of the coating was characterized by optical microscope (OM), scanning electron microscope (SEM), X-ray diffraction (XRD) and energy dispersive spectrometer (EDS). The high-temperature wear resistance of the coating was evaluated under sliding wear test conditions. Results show that microstructure of the coating consists of the Mo 2 Ni 3 Si primary dendrite and interdendritic Mo 2 Ni 3 Si/NiSi eutectic. Due to the presence of a large amount of hard and wear-resistant Mo 2 Ni 3 Si phase, the laser clad Mo 2 Ni 3 Si/NiSi metal silicide composite coating has excellent wear resistance under high-temperature sliding wear test conditions.
| 源语言 | 英语 |
|---|---|
| 页(从-至) | 190-195 |
| 页数 | 6 |
| 期刊 | Applied Surface Science |
| 卷 | 214 |
| 期 | 1-4 |
| DOI | |
| 出版状态 | 已出版 - 6 7月 2003 |
指纹
探究 'High-temperature sliding wear behaviors of laser clad Mo 2 Ni 3 Si/NiSi metal silicide composite coatings' 的科研主题。它们共同构成独一无二的指纹。引用此
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