【摘要】 随着电站设备中金属部件使用钢材种类的逐渐增多,不可避免地会遇到异种钢焊接的问题。为此,通过对马氏体耐热钢(T91)和奥氏体钢(TP347H)的性能分析,详细阐述了T91+TP347H焊接存在的问题,探讨了T91与TP347H异种钢接头的焊接方法、焊接材料及焊接工艺要点。更多还原

【Abstract】 Dissimilar steel welding is inevitable with more and more types of steel being used for metallic parts in power station equipments.In this paper,the problem in the welding of TP347H-T91 steel is stated in detail by an analysis of the property of martensitic heat-resisting steel(T91) and austenitic steel(TP347H).The corresponding welding method,material and process are dealt with as well.更多还原