Ageing Effects on Microstructure, Mechanical Properties, and Fracture Behaviour of 9Cr-1.5Mo-1Co-VNbBN Martensitic Steel Welded Joint for High Temperature Application

Figure 16

Fracture path (a, b) and creep cavity (c) analyses of CB2 BM specimen ruptured by high deformation shear failure after the creep test at 625°C, 120 MPa.

(a)

(b)

(c)