Elastoplastic Fracture Analysis of the P91 Steel Welded Joint under Repair Welding Thermal Shock Based on XFEM

P91 steel is a typical steel used in the manufacture of boilers in ultra-supercritical power plants and heat exchangers in nuclear power plants. For the long-term serviced P91 steel pressurized structures, the main failure mode is the welded joint failure, especially the heat affected zone (HAZ) fai...

Full description

Bibliographic Details
Main Authors: Kai Yang, Yingjie Zhang, Jianping Zhao
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Metals
Subjects:
Online Access:https://www.mdpi.com/2075-4701/10/10/1285