铁素体-贝氏体双相钢韧性断裂过程中的夹杂物临界尺寸及孔洞生长

赵亚峰, 刘苏杰, 陈云, 马会, 马广财, 郭翼

Critical Inclusion Size and Void Growth in Dual-Phase Ferrite-Bainite Steel During Ductile Fracture

ZHAO Yafeng, LIU Sujie, CHEN Yun, MA Hui, MA Guangcai, GUO Yi

图6 PFIB-SEM样本(体积约98 μm × 98 μm × 80 μm)中孔洞的尺寸和类型，以及每种类型孔洞形貌的SEM像

Fig.6 Sizes and types of void in the PFIB-SEM sampled volume (~98 µm × 98 µm × 80 µm) (a) and SEM images of voids type 1 (b), type 2 (c), and type 3 (d) Color online