金属材料的高温碳化腐蚀与防护研究现状

沈晨, 黄锦阳, 张醒兴, 胡新元, 朱明, 鲁金涛

Research Progress of Carbonization-corrosion and Protection of Alloy Steels

SHEN Chen, HUANG Jinyang, ZHANG Xingxing, HU Xinyuan, ZHU Ming, LU Jintao

图1 裂解炉管的渗碳现象及渗碳微观结构的显微照片呈现内部裂纹，在1100 ℃左右形成了较大的内部碳化物[13]

Fig.1 Carburization of a tube from a cracking furnace, optical micrograph of the carburised microstructure with internal crack, coarse internal carbides formed at about 1100 ℃: (a) sectional internal cracks, (b) optical micrograph of the carburised microstructure[13]