The surface roughness, pitting corrosion, burn and hydrogen uptake of ECM machined Ti-alloy blades are analyzed and the measures of improving surface integrity are introduced.

• 本文就钛合金叶片电解加工后的表面粗糙度、点蚀、烧伤及吸氢等问题进行了分析并提出了改善钛合金电解加工表面完整性的措施。