Conference Agenda

4:30pm - 4:45pm

EFFECTS OF TEMPERATURE AND HYDROGEN ON FATIGUE PROPERTIES OF AUSTENITIC STAINLESS STEEL

Gilbert HENAFF

ISAE-ENSMA, France

4:45pm - 5:00pm

Dual Nature of Retained Austenite on Mechanical Properties of Advanced High Strength Steels with and without Hydrogen

Vahid Javaheri¹, Ehsan Ghassemali², Roohallah Surki Aliabad¹, Sumit Gosh¹, Saeed Sadeghpour¹, Jukka Kömi¹

¹University of Oulu, Finland; ²Jönköping University, Sweden

5:00pm - 5:15pm

EFFECT OF HYDROGEN ON PLASTICITY IN ADVANCED HIGH STRENGHT STEELS USED IN AUTOMOTIVE APPLICATIONS

Adam Ståhlkrantz¹, Birhan Sefer¹, Tuomo Nyyssönen¹, Olli Oja²

¹Swerim, Stockholm, Sweden; ²SSAB, Hämeenlinna, Finland

5:15pm - 5:30pm

EFFECT OF HIGH-PRESSURE HYDROGEN GAS AT ROOM AND HIGH TEMPERATURE ON THE MECHANICAL PERFORMANCE OF CONVENTIONAL AND ADDITIVELY MANUFACTURED Ni-BASE ALLOYS

Frans Palmert¹, Zhe Chen², Birhan Sefer³, Pontus Rydgren⁴, Nuria Fuertes⁵, Eduard Navalles⁶, Emil Edin⁷, Lars Olof Nordin⁸

¹Siemens Energy AB, SE-612 31, Finspång, Sweden; ²Siemens Energy AB, SE-612 31, Finspång, Sweden; ³Swerim AB, Sweden; ⁴Swerim AB, Sweden; ⁵Swerim AB, Sweden; ⁶Swerim AB, Sweden; ⁷LKAB, Material Laboratory, Box 952, SE-971 28 Luleå, Sweden; ⁸LKAB, Material Laboratory, Box 952, SE-971 28 Luleå, Sweden

5:30pm - 5:45pm

INSIGHTS INTO HYDROGEN-ASSISTED FATIGUE CRACK GROWTH IN CARBON STEEL GRADES: A MACHINE LEARNING APPROACH

Hamidreza Rohani Raftar¹, Mahdieh Safyari², Masoud Moshtaghi¹

¹Laboratory of Steel Structures, Lappeenranta University of Technology, 53850 Lappeenranta, Finland; ²Austrian Institute of Technology, 5282 Ranshofen, Austria

5:45pm - 6:00pm

Assessing fracture surfaces and microstructures of stainless steel 321 tested in hydrogen gas

Vishnu Anilkumar, Lars Nyborg, Yu Cao

Chalmers University of Technology, Sweden