一种含富锰偏析带的热轧临界退火中锰钢的组织调控及强化机制

陈学双, 黄兴民, 刘俊杰, 吕超, 张娟

Microstructure Regulation and Strengthening Mechanisms of a Hot-Rolled & Intercritical Annealed Medium-Mn Steel Containing Mn-Segregation Band

CHEN Xueshuang, HUANG Xingmin, LIU Junjie, LV Chao, ZHANG Juan

图4 3种临界退火态中锰钢的SEM像、EBSD相图和相应的IPF

Fig.4 SEM images (a-c), EBSD phase maps (d-f) and corresponding IPFs (g-i) of IA600 (a, d, g), IA650 (b, e, h), and IA700 (c, f, i) samples (Austenite has similar orientation in a single packet, which is roughly distinguished by packet boundaries (white dotted lines) with the adjacent one; insets in Figs.4a-c show enlarged images of corresponding non-segregation zones)