1Cr22Mn16N高氮奥氏体不锈钢塑性变形连接中界面组织演化及愈合机制

杨瑞泽, 翟汝宗, 任少飞, 孙明月, 徐斌, 乔岩欣, 杨兰兰

Evolution and Healing Mechanism of 1Cr22Mn16N High Nitrogen Austenitic Stainless Steel Interface Microstructure During Plastic Deformation Bonding

YANG Ruize, ZHAI Ruzong, REN Shaofei, SUN Mingyue, XU Bin, QIAO Yanxin, YANG Lanlan

图7 塑性变形温度1200℃时，不同变形量下界面组织的IPF、局部取向差(GND)图及对应的晶粒取向(GOS)图

Fig.7 IPFs (a, d, g, j),geometrically necessary dislocation (GND) maps (b, e, h, k), and grain orientation spread (GOS) maps (c, f, i, l) of interface microstructures under deformations of 10% (a-c), 20% (d-f), 30% (g-i), and 40% (j-l) at 1200oC (CDRX—continuous dynamic recrystallization, DDRX—discontinuous dynamic recrystallization, LAGB—low angle grain boundary, MAGB—middle angle grain boundary, HAGB—high angle grain boundary)