某燃气轮机燃烧室合金高温蒸汽氧化行为研究

梁志远, 张超, 曲劲宇, 何建元, 郭亭山, 徐一鸣

Oxidation Behavior in Air-steam Mixed Atmosphere at 1000oC of Four Typical High-temperature Alloys for Gas Turbine

LIANG Zhiyuan, ZHANG Chao, QU Jinyu, HE Jianyuan, GUO Tingshan, XU Yiming

表5 GH3536合金经100、200和300 h氧化后表面标记点EDS成分分析结果

Table 5 EDS results of the points marked in Fig.7 for GH3536 supperalloy after 100, 200 and 300 h oxidation (mass fraction / %)

Point Cr Si Mn Mo Al Fe Co W O B 1 20.73 0.04 18.81 0.00 0.04 2.94 0.02 0.04 21.99 27.74 2 11.53 0.43 0.24 8.46 0.29 17.41 0.01 0.82 3.85 0.00 3 23.82 0.03 14.27 0.00 0.12 7.28 0.14 0.09 26.86 13.44 4 12.53 0.33 0.20 8.68 0.31 17.32 0.04 0.87 1.88 0.00 5 31.95 0.03 0.37 0.00 0.06 0.15 0.02 0.02 31.01 28.18 6 11.64 0.34 0.18 9.15 0.03 20.05 0.00 0.69 1.23 1.42