DISLOCATION CELLS EXPLAIN THE HIGH HYDROGEN EMBRITTLEMENT SUSCEPTIBILITY OF ADDITIVELY MANUFACTURED INCONEL 718

Alfredo Zafra¹, Claudia Santos Maldonado², Minh-Son Pham², Emilio Martínez-Pañeda¹

¹University of Oxford, United Kingdom; ²Imperial College London, United Kingdom

Hydrogen induced intergranular fracture of NiCoCr medium entropy alloys under in-situ hydrogen charging condition

Hang Su, Tingshu Chen, Chaoming Wang, Sui Wang, Anqing Fu

State Key Laboratory of Performance and Structural Safety of Petroleum Tubular Goods and Equipment Materi-als, CNPC Tubular Goods Research Institute, China, People's Republic of

MODELLING OF HYDROGEN-INDUCED FAILURE IN POLYCRYSTALLINE MATERIALS THROUGH A STRAIN GRADIENT CRYSTAL PLASTICITY FRAMEWORK

Berkehan Tatli, Enes Günay, Tuncay Yalçinkaya

Department of Aerospace Engineering, Middle East Technical University, 06800 Ankara, Türkiye

NUMERICAL MODELLING AND EXPERIMENTAL CHARACTERIZATION OF HYDROGEN EMBRITTLEMENT OF PIPELINESTEEL

Niels Schultheiss¹, Reiner Trautmannsberger², Sebastian Münstermann¹, Aida Nonn²

¹RWTH Aachen University, Institute of Metal Forming; ²OTH Regensburg, Computational Mechanics and Materials Lab

DEVELOPMENT OF HYDROGEN VIDEO IMAGING SYSTEM FOR ANALYZING HYDROGEN DIFFUSION BEHAVIORS IN POLYCRYSTALLINE METALS

Hiroshi Kakinuma¹, Saya Ajito¹, Tomohiko Hojo², Motomichi Koyama¹, Eiji Akiyama¹

¹Tohoku University, Japan; ²Tohoku Gakuin University, Japan

STRATEGIZING FOR HYDROGEN EMBRITTLEMENT BY PROTECTING THE WEAKEST MICROSTRUCTURAL ELEMENT

Mohamed Naguib Elkot¹, Binhan Sun², Dirk Ponge¹, Dierk Raabe¹

¹Max-Planck-Institut für Eisenforschung, Germany; ²Key Laboratory of Pressure Systems and Safety, School of Mechanical and Power Engineering, East China Univer-sity of Science and Technology

Insights into hydrogen-defect interaction in nanostructured materials at large strains

Marlene Kapp¹, Michael Zawodzki¹, Stanislav Zak¹, Masoud Moshtaghi², Bernd Loder³, Gregor Mori³, Jürgen Eckert^1,4, Reinhard Pippan¹, Oliver Renk⁴

¹Erich Schmid Institute of Materials Science, Austria; ²Lappeenta University of Technology; ³Chair of General and Analytical Chemistry, University Leoben; ⁴Department Materials Science, University Leoben

MECHANISM-BASED PREDICTIVE MODEL FOR HYDROGEN EMBRITTLEMENT CONSIDERING EFFECT OF PLASTICITY ON DECOHESION

Haiyang Yu¹, Jianying He², Zhiliang Zhang²

¹Uppsala University, Sweden; ²Norwegian University of Science and Technology (NTNU), Norway