【摘要】 用扫描电镜分析等方法对氧化铝厂渣浆泵叶轮进行了腐蚀磨损失效分析。结果表明， 叶轮失效原因是强碱腐蚀与低角度冲蚀磨损的综合作用， 而腐蚀的作用更大。更多还原

【Abstract】 The failure analysis of corrosion erosion for high chromium cast iron impeller of slag pulp pump in aluminum factory are conducted using SEM.The results showed that the main causes are due to combination of stong caustic corrosion and low angle attack erosion,the corrosion is the more impotant factor in corrosion erosion process.更多还原