燃气轮机用动叶的组织退化及涂层修复研究

王峰, 蒋一鸣, 张彩云, 李帅, 鲍泽斌

Search Insight Microstructure Degradation of Single Crystal Alloy and Coating for Gas Turbine Rotor Blades and Restoration of Coating

WANG Feng, JIANG Yiming, ZHANG Caiyun, LI Shuai, BAO Zebin

表1 图4a中相应区域成分分析 (mass fraction / %)

Table 1 Chemical composition of point 1 to 5 in Fig.4a

Point Al Ni Pt Cr Co Ti Ta W 1 18.32 46.41 25.13 2.55 6.03 1.56 - - 2 17.73 47.95 23.58 2.35 5.82 1.58 - - 3 7.00 45.83 14.66 6.31 7.44 3.99 4.33 10.45 4 6.44 49.26 13.21 15.18 4.94 4.21 4.03 2.73 5 5.88 64.85 - 6.78 7.50 4.97 5.19 4.83