新型热镀锌双相钢的合金成分对界面层和镀层结构的影响

李沅沅, 梁健, 熊自柳, 苗斌, 田秀刚, 齐建军, 郑士建

Influence of Alloying Elements on Interfacial Layer- and Galvanized Layer-Structure of New Hot-dip Galvanized Dual-phase Steel

LI Yuanyuan, LIANG Jian, XIONG Ziliu, MIAO Bin, TIAN Xiugang, QI Jianjun, ZHENG Shijian

图4 热镀锌DP980双相钢镀锌层的物相分析

Fig.4 Phase in the galvanized coating of low Al galvanized DP980 (a) BF-TEM image of the galvanized coating; (b) SAED diffraction pattern of the galvanized coating on the side near the interfacial layer (as shown in Fig.4a, yellow circle marking area 1); (c) SAED diffraction pattern of the galvanized coating on the side away from the interfacial layer (as shown in Fig.4a, red circle marking area 2); (d) the DF-TEM image of the galvanized coating taken from (0002) diffraction spot as shown in Fig.4c; (e) the DF-TEM image of the galvanized coating taken from part of (411) diffraction ring as shown in Fig.4c