介绍了水电站压力钢管用钢WSD610D的研制过程,阐述了WSD610D钢的化学成分、加热工艺、控轧工艺、热处理工艺的设计方法,并结合工业试制情况对实物性能进行了研究分析。 The development process of steel pipe WSD610D for PWHP was introduced. The design methods of chemical composition, heating process, controlled rolling process and heat treatment process of WSD610D steel were described. The physical properties of WSD610D steel were studied and analyzed with the industrial trial system.