磷化是钢铁、锌、镉、铝及其合金的最重要的化学转化膜处理方法之一。磷酸盐转化膜也广泛使用在涂装行业，可以大大提高有机涂膜与基体金属的结合力和防护性。《金属磷化技术》详细地叙述了磷化膜形成的基本原理及一般的物理化学性能；各种用途磷化液的成分和工艺过程；近代涂 Phosphating is one of the most important chemical conversion membrane treatments for steel, zinc, cadmium, aluminum and their alloys. Phosphate conversion coating is also widely used in the coating industry, can greatly enhance the organic coating and the base metal bonding strength and protection. “Metal Phosphating Technology” describes in detail the basic principles of phosphating film formation and the general physical and chemical properties; various uses phosphating solution composition and process; modern Tu