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铌合金表面改性Ti-Cr-Si保护涂层耐热性研究

王禹 郜嘉平 胡行方 陈旻

空间科学学报2000,Vol.20Issue(3):262-270,9.
空间科学学报2000,Vol.20Issue(3):262-270,9.

铌合金表面改性Ti-Cr-Si保护涂层耐热性研究

STUDY ON HEAT RESISTANCE OF MODIFIED Ti-Cr-Si SILICIDE COATINGS ON C-103NIOBIUM ALLOYS

王禹 1郜嘉平 1胡行方 1陈旻2

作者信息

  • 1. 中国科学院上海硅酸盐研究所 200050
  • 2. 东南大学应用数学系
  • 折叠

摘要

Abstract

The modified Ti-Cr-Si silicide protective coatings on C-103 niobiumalloys were prepared by slurry-firing method. The chemicalcomposition, microstructure, and properties of the modified Ti-Cr-Sicoatings were studied by means of optical microscope, energy dispersiveX-ray diffractometer, RAX-10 diffractometer, EPMA-8705QH2 etc. Theexperimental results showed that the oxidation-resistance of themodified Ti-Cr-Si coating at high temperature can be increased usingappropriate additives and substratum pretreating method.

关键词

铌合金—硅化物涂层—高温抗氧化性

Key words

Niobium alloys/Silicide coatings/High-temperature oxidation-resistance

引用本文复制引用

王禹,郜嘉平,胡行方,陈旻..铌合金表面改性Ti-Cr-Si保护涂层耐热性研究[J].空间科学学报,2000,20(3):262-270,9.

基金项目

中国科学院上海硅酸盐研究所重点军工配套项目资助 ()

空间科学学报

OA北大核心CSCDCSTPCD

0254-6124

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