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3 研究孔洞生长的多模态关联表征方法

Fig.3 Multimodal correlative approach to study void growth Color online (a) XCT morphology of the fractured sample, voids coloured in red (b) bulk cut out by PFIB at the corresponding location indicated by circle in Fig.3a (c) serial sectioning 3D-EBSD reconstruction (~98 μm × 98 μm × 80 μm) of the cutted bulk shown in Fig.3b (d) comparisons between 2D and 3D grain size distributions