Nb对镍基合金堆焊层成型及耐腐蚀性能的影响研究

兰志良, 白凌云, 肖伯涛, 向军淮

Effect of Nb Addition on Formability and Corrosion Resistance of Build-up Welding Overlays of a Nickel-based Alloy

LAN Zhiliang, BAI Lingyun, XIAO Botao, XIANG Junhuai

图4 NiCrMo-(0/3.6)Nb堆焊层上中下经王水腐蚀后的截面金相组织

Fig.4 Cross-section microstructure of NiCrMo-0Nb surfacing (a-c) NiCrMo-3.6Nb surfacing (d-f) after aqua regia etching