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中国腐蚀与防护学报  2001, Vol. 21 Issue (3): 137-143     
  研究报告 本期目录 | 过刊浏览 |
溅射纳米晶IN738合金的恒温氧化行为
耿树江;王福会;朱圣龙
中科院金属所;金属腐蚀与防护国家重点实验室
ISOTHERMAL OXIDATION BEHAVIOR OF SPUTTERED IN738 NANOCRYSTALLINE COATING
Shujiang Geng;Fuhui Wang;Shenglong Zhu
中科院金属所;金属腐蚀与防护国家重点实验室
全文: PDF(329 KB)  
摘要: 利用磁控溅射方法在IN738合金上制备了同成分的纳米晶涂 层,研究了该合金与纳米晶涂层在800℃、900℃和1000℃的恒温氧化行为.结果表明:纳米 晶涂层在900℃和1000℃氧化时能形成双层的外氧化膜,表层为TiO2和Cr2O3为主的混 合氧化物层,内层为连续的Al2O3层,没有内氧化及氮化,但在800℃氧化却不能形成连 续的Al2O3内层.讨论了纳米晶的氧化机理.
关键词 溅射IN738合金纳米晶氧化    
Abstract:A sputtered nanocrystalline coating of IN738 alloy was obtained by means of magnetron sputtering.The isothermal oxidation behavior of the bulk alloy and nanocrystalline coating of IN738 in air was studied.The r esults indicated that a double external oxide scale was formed on the nanocrysta lline coating at 900℃ and 1000℃ without internal oxidation and nitridation.Th e scale consisted of an outer part of main Cr2O3 and an inner part of a cont inuous Al2O3 scale,which offered good adhesive and protectiveness.However, at 800℃ the inner continuous Al2O3 scale was not formed on the coating.Th e oxidation mechanism of the nanocrystalline coating was also discussed.
Key wordssputtering    IN738 alloy    nanocrystalline    oxidation
收稿日期: 2000-12-30     
ZTFLH:  TG172.82  
通讯作者: 耿树江   

引用本文:

耿树江; 王福会; 朱圣龙 . 溅射纳米晶IN738合金的恒温氧化行为[J]. 中国腐蚀与防护学报, 2001, 21(3): 137-143 .
Shujiang Geng, Fuhui Wang, Shenglong Zhu. ISOTHERMAL OXIDATION BEHAVIOR OF SPUTTERED IN738 NANOCRYSTALLINE COATING. J Chin Soc Corr Pro, 2001, 21(3): 137-143 .

链接本文:

https://www.jcscp.org/CN/      或      https://www.jcscp.org/CN/Y2001/V21/I3/137

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