采用金属喷镀法修复曲轴,目前已经是一种很普遍的方法。十余年来我国采用此法修复了大量的汽车和拖拉机曲轴,修复质量逐年有所提高,使用效果良好,可以认为它是一种比较成熟的和有效的方法。当然我们也不能不看到由于喷镀质量低劣所引起的喷层剥落、裂纹、烧瓦和断轴等许多缺陷。产生这些缺陷的原因可能是多方面的,有工艺因素,也有使用因素。有关喷镀规范和表面准备方法 The use of metal plating to repair the crankshaft, is already a very common method. In the past more than ten years, China adopted this method to repair a large number of crankshafts of automobiles and tractors. The quality of the repairs has been improved year by year with good results and can be considered as a relatively mature and effective method. Of course, we can not help but see the spray coating spalling, cracks, burning tiles and broken shaft and many other defects caused by poor quality spray. The causes of these defects may be many, there are technical factors, but also the use of factors. Spray norms and surface preparation methods