The effect of NiAl microcrystalline coating prepared by magnetron-sputtering on the isothermal oxidation behaviors of two NiAl-based eutectic alloys was investigated in static air at 1000-1150 degreesC. Under high temperature oxidation the two alloys formed a nonprotective Al2O3 + Cr2O3+HfO2 and Al2O3+Cr2O3+ZrO2 mixed scales respectively and exhibited relatively large weight gains. It was found that the isothermal oxidation resistances of the two alloys are remarkably improved by NiAl microcrystalline coating due to the formation of a compact and adherent Al2O3 scale.
Chinese Acad Sci, Inst Met Res, Shenyang 110016, Peoples R China
推荐引用方式 GB/T 7714
Xu, XM,Guo, JT. Effect of NiAl microcrystalline coating on high temperature oxidation behaviors of two NiAi-based eutectic alloys[J]. ACTA METALLURGICA SINICA,2002,38(7):673-678.
APA
Xu, XM,&Guo, JT.(2002).Effect of NiAl microcrystalline coating on high temperature oxidation behaviors of two NiAi-based eutectic alloys.ACTA METALLURGICA SINICA,38(7),673-678.
MLA
Xu, XM,et al."Effect of NiAl microcrystalline coating on high temperature oxidation behaviors of two NiAi-based eutectic alloys".ACTA METALLURGICA SINICA 38.7(2002):673-678.
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