The microstructure and fracture mode of physically simulated heat-affected zones of a weld metal used with 500 MPa offshore steel – part 1: impact toughness test results

Marcell Gáspár¹, Judit Kovacs¹, Henri Tervo², Antti Kaijalainen², Vahid Javaheri², Johannes Sainio³, Jukka Kömi²

¹Institute of Materials Science and Technology, University of Miskolc, Miskolc, Hungary; ²Materials and Mechanical Engineering, Centre for Advanced Steel Research, University of Oulu, Oulu, Finland; ³SSAB Europe, Raahe, Finland

The microstructure and fracture mode of physically simulated heat-affected zones of a weld metal used with 500 MPa offshore steel – part 2: fractographies, inclusions and microstructures

Henri Tervo¹, Marcell Gáspár², Judit Kovács², Antti Kaijalainen¹, Vahid Javaheri¹, Johannes Sainio³, Jukka Kömi¹

¹Materials and Mechanical Engineering, Centre for Advanced Steel Research, University of Oulu, Finland; ²Institute of Material Science and Technology, University of Miskolc, Hungary; ³SSAB Europe, Raahe, Finland

QUANTITATIVE FATIGUE FRACTURE ANALYSIS

Wolfgang von Bestenbostel, Francois Pradat

Airbus, Germany

THE QUANTITATIVE FRACTOGRAPHY IN THE DBT REGIME OF 9Cr-1Mo FERRITIC/MARTENSITIC STEEL

Swastik Soni, Abhishek Tiwari

IIT Ropar, India

OPTIMIZATION OF TMCP PARAMETERS TO IMPROVE MECHANICAL PROPERTIES IN 201LN STAINLESS STEEL FOR CRYOGENIC APPLICATIONS

Ahmed W. Abdelghany^1,2, Sumit Ghosh², Tun Tun Nyo², Ali Smith³, Frank Hoffmann⁴, Marta Muratori⁵, Mahesh Mahesh²

¹University of Oulu, Kerttu Saalasti Institute, Future Manufacturing Technologies (FMT), Pajatie 5, Nivala, FI-85500, Finland.; ²University of Oulu, Centre for Advanced Steels Research, Materials and Mechanical Engineering, Oulu, FI-90014, Finland.; ³Rina Consulting-Centro Sviluppo Materiali SpA, Castel Romano, Italy.; ⁴Technische Universität Bergakademie Freiberg, Freiberg, 09599, Germany.; ⁵Acerinox Europa S.A.U, Los Barrios, Spain.

APPLICATION OF CONFIGURATIONAL FORCE BASED CONCEPT OF MATERIAL INHOMOGENEITY TO ENHANCE CRACK RESISTANCE OF MATERIALS

Rohit Upadhyaya, Abhishek Tiwari

Indian Institute of Technology Ropar, India