含铜耐候钢热轧开裂现象分析

王雷, 董俊华, 顾怀章, 柯伟

Analysis on Cracking Phenomenon of a Hot-rolling Cu-bearing Weathering Steel

WANG Lei, DONG Junhua, GU Huaizhang, KE Wei

图2 含铜耐候钢中心部位和龟裂部位光学显微形貌及微观组织SEM形貌

Fig.2 Optical microstructure of the Cu-containing weathering steel center (a) and surface crazing on the steel corner (b, c) and SEM images of mircrostructure of the steel