Ce元素对316LN奥氏体不锈钢高温蠕变性能的影响

杨仁贤, 马澍成, 蔡欣, 郑雷刚, 胡小强, 李殿中

Influence of Cerium on Creep Properties of 316LN Austenitic Stainless Steel

YANG Renxian, MA Shucheng, CAI Xin, ZHENG Leigang, HU Xiaoqiang, LI Dianzhong

图4 700℃、150 MPa条件蠕变断裂后0Ce钢晶界处析出相的TEM图像和Mo、Cr元素的面分布

Fig.4 TEM image of intergranular precipitates in 0Ce steel after crept at 700℃/150 MPa (a) with corresponding elemental mapping of Mo (b) and Cr (c) (Inset SAED pattern in a was obtained from [1-1-1] zone axis of Sigma phase)