超超临界火电机组用铁素体耐热钢的研究现状  

Research Progress of Ferritic Heat-resistant Steels Used for Ultra-super Critical Steam Turbine Units

作　　者：闫超鹏[1] 孙锋[1] 单爱党[1] 吴建生[1] 

机构地区：[1]上海交通大学材料科学与工程学院,上海200240

出　　处：《机械工程材料》2008年第12期1-4,共4页Materials For Mechanical Engineering

摘　　要：高铬铁素体系耐热钢是超超临界火力发电机组用的关键材料,对其近年来的技术发展进行了综述,着重介绍了钢中合金元素钨、钴强化作用的研究成果,并指出了今后的发展方向。High chromium ferritic heat-resistant steels are the primary materials for the USC(ultra-super critical) steam turbine units.The progress on the research of such steels was reviewed,then the research results and major problems of strengthening mechanisms with tungsten and cobalt were emphasized.Davelopment directions of the steels were put forward.

关 键 词：铁素体耐热钢 超超临界机组 强化机理 

分 类 号：TG142.73[一般工业技术—材料科学与工程]