The roles of vanadium,titanium,niobium microalloying in steels were described.the development work done by An Steel and the prospects for V-Ti-Nb microalloyed steels were introduced.

• 对钒、钛、铌在钢中的微合金化作用作了全面阐述,并介绍了鞍钢在开发钒、钛、铌微合金钢方面所进行的工作及前景。