连续屈服、高强屈比中锰钢的工艺设计与组织调控

张光莹, 李岩, 黄丽颖, 定巍

Process Design and Microstructure Control of Medium Manganese Steel with Continuous Yield and High Strength Yield Ratio

ZHANG Guangying, LI Yan, HUANG Liying, DING Wei

图4 PA730-5试样退火后块状和薄膜状残余奥氏体的TEM像、SAED花样及EDS分析

Fig.4 TEM images and SAED patterns (insets) (a, d), and corresponding EDS element mappings (b, e) and EDS point concentrations (c, f) of Mn element of blocky (a-c) and film (d-f) RA in PA730-5 sample after annealing (Red dots in Figs.4a and d show EDS scanning points)