Contents Invited Papers Hydrogen Embrittlement-Related Issues and Needs in the Hydrogen Value Chain Jader Furtado and Françoise Barbier Prognostic Control of Cracking in Structures and Components Operating in Hydrogen Environments P. E. Irving, O. Eker, and F. Camci Measurement and Modeling of Temperature Dependent Internal Hydrogen Assisted Cracking in Cr-Mo Steel Abdullah M. Al-Rumaih and Richard P. Gangloff Evaluation of Hydrogen Trapping in Iron-Based Alloys by Thermal Desorption Spectroscopy D. Perez Escobar, L. Duprez, M. Verhaege, and K. Verbeken Hydrogen Effects on the Brittleness Transition in BCC Iron W.W. Gerberich, E. Hintsala, A. Wagner, and K.A. Mkhoyan Electron Concept for Hydrogen Brittleness of Austenitic Steels V.G. Gavriljuk, B.D. Shanina, V.N. Shyvanyuk, and S.M. Teus Understanding H-embrittlement in High-Strength Steels by Ab Initio Methods J. Neugebauer, U. Aydin, R. Nazarov, J. von Pezold, and T. Hickel Fundamental Studies on Tribology in Hydrogen J. Sugimura

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Hydrogen-Assisted Fracture in Steels Environment Assisted Cracking of Steam Turbine Blade Steels – a Consistent Rationalization Based on Hydrogen Assisted Cracking A. Turnbull and S. Zhou Hydrogen Embrittlement in Ultrafine Elongated Grain Structure Steel Processed by Warm Tempforming Yuuji Kimura, Tadanobu Inoue, Eiji Akiyama, and Kaneaki Tsuzaki Crystallographic Analysis of Hydrogen-Related Fracture in Medium Carbon Martensitic Steel Akinobu Shibata, Tamotsu Murata, and Nobuhiro Tsuji Effect of Microstructure of Martensite on Hydrogen Embrittlement in 8Ni-0.1C Steel Takahiro Matsuoka, Akinobu Shibata, and Nobuhiro Tsuji The Effect of Nano-Sized TiC Precipitates on Hydrogen Embrittlement of Tempered Lath Martensitic Steel A. Nagao, B.P. Eftink, M. Dadfarnia, B.P. Somerday, and P. Sofronis Influence of Microstructure and Ti(C,N) on the Susceptibility to Hydrogen Embrittlement of AHSS Grades for the Automotive Industry J. Rehrl, K. Mraczek, A. Pichler, and E. Werner Effect of Strain-Induced Martensite on Hydrogen Charged TRIP Steel Joseph A. Ronevich, John G. Speer, George Krauss, and David K. Matlock

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Hydrogen Embrittlement Resistance of Ultra High Strength Steel Sheet for Automobile S.Takagi, Y. Toji, M. Yoshino, K. Hasegawa, N. Wada, K. Takai, and Y. Hagihara Evaluation of the Effect of Hydrogen Charging on the Mechanical Properties of Iron-Based Alloys T. Depover, E. Wallaert, Z. Zermout, and K. Verbeken Effect of Hydrogen on Fracture Toughness of Low Alloy Steels Tatsuro Aoki, Hideya Ikemiya, Masanobu Kubota, and Yoshiyuki Kondo Hydrogen Embrittlement of a Low Alloyed Steel in High Pressure Wet Hydrogen L. Briottet , A. Guilloud , P. Lemoine, I. Moro, E. Bousquet, C. Blanc, E. Andrieu, and G. Odemer Characterization of Hydrogen Permeability in Zn, Zn-Ni, Cd and Cd-Ti Coated Steel K.R. Sriraman, S. Brahimi, and S. Yue Effects of Hydrogen on Tensile and Torsional Strength Properties of Torsional Prestrained Ferritic-Pearlitic Carbon Steel Hiroshi Nishiguchi, Ryota Kondo, and Takayuki Fukuda Microstructure and Mechanical Property Performance Evaluation of Commercial Grade API Pipeline Steels in High Pressure Gaseous Hydrogen Douglas Stalheim, Steven Jansto, Todd Boggess, Shridas Ningileri, and Darren Bromley

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Mechanical Properties of X70 Steel in Gaseous Hydrogen Un-Bong Baek, Seung-Hoon Nahm, Hae-Moo Lee, and Yun-Hee Lee

Microalloyed Steels Crack Propagation Resistance Due to Hydrogen and Static Stress Level Effects in Notched MWOL Specimens Sergio Serna, Manuel Miranda, Arturo Molina, Bernardo Campillo, Ben Church, and Hugo Lopez

Hydrogen Effect on Microalloyed Steel Mechanical Properties After Several Tempering Schedules Julio C.Villalobos, Sergio A. Serna, Bernardo Campillo, Osvaldo Flores, Jesus Colin, and Hugo Lopez

Hydrogen Embrittlement in Super Duplex Stainless Steel Tubes UNS S32750 Under Mechanical Stress B.R.S. da Silva, F. Salvio, and D.S. dos Santos

Hydrogen Induced Stress Cracking Susceptibility of Hyper Duplex UNS S33207 Stainless Steel Tube Filipe Salvio, B.R.S. da Silva, and D.S. dos Santos

The Effects of Hydrogen, Tritium, and Heat Treatment on the Deformation and Fracture Toughness Properties of Stainless Steel M.J. Morgan, M.H. Tosten, and G.K. Chapman

Hydrogen-Assisted Fracture in Forged Type 304L Austenitic Stainless Steel N.T. Switzner, T. Neidt, J. Hollenbeck, J. Knutson, W. Everhart, R. Hanlin, R. Bergen, D.K. Balch, and C. San Marchi

Effects of Coldwork and Sensitization on the Mechanical Properties of Type 304SS in High Pressure Hydrogen K. Xu, J. Zhao, M. D. Rana, C. Joshi, and J. White

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Hydrogen-Assisted Fatigue

Corrosion Fatigue Cracking in High-Strength Steels: Effects of Cycle Frequency, Waveform, and Potential M. Knop, S.P. Lynch, and N. Birbilis

Fatigue Crack Growth of Two X52 Pipeline Steels in a Pressurized Hydrogen Environment A.J. Slifka, E.S. Drexler, N. Rustagi, D.S. Lauria, J.D. MccColskey, R.L. Amaro, A.E. Stevenson, P.G. Keefe

Fatigue Crack Growth of a C-Mn Steel and Associated Weld Under Hydrogen Pressure I. Moro, L. Briottet, P. Lemoine, O. Doyen, and G. de Dinechin

Hydrogen Embrittlement and Low Temperature Effects on Carbon Steels Laura Vergani, Augusto Sciuccati, Chiara Colombo, and Fabio Bolzoni

Fatigue Crack Growth of Pipeline Steels in Gaseous Hydrogen - Predictive Model Calibrated to API-5L X52 Robert L. Amaro, Elizabeth S. Drexler, Neha Rustagi, Nicholas E. Nanninga, Yaakov S. Levy, and Andrew J. Slifka

A Model to Predict the Hydrogen Effect on Crack Growth Rate in High-Strength Steels Laura Vergani, Augusto Sciuccati, and Chiara Colombo

Fatigue Crack Growth Under High Pressure of Gaseous Hydrogen: Experiments and Modeling Clara Moriconi, Damien Halm, Mandana Arzaghi, Zhidan Sun, Guillaume Benoit, and Gilbert Hénaff

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Effects of Cyclic Plastic Strain on Hydrogen Environment Assisted Cracking in High-Strength Steel Flavien Vucko, Cedric Bosch, and David Delafosse Fatigue Crack Initiation in Hydrogen-Precharged Austenitic Stainless Steel C. San Marchi, B.P. Somerday, and K.A. Nibur653653 Fatigue Behavior of Austenitic Stainless Steel Alloys Thermally Pre-charged in Gaseous Hydrogen Douglas M. Matson, Anil Saigal, and Christopher San Marchi Fatigue Testing of Hydrogen-Exposed Austenitic Stainless Steel Welded Samples Patrick Ferro, Reza Miresmaeili, and Adam Nekimken Effect of Hydrogen and Addition of Oxygen on Fretting Fatigue Properties Masanobu Kubota, Yutaro Adachi, Yuki Shiraishi, Ryosuke Komoda, Jader Furtado, and Yoshiyuki Kondo Hydrogen Effects on Mechanical Properties of Structural Metals Hydrogen Effects on Plastic Deformation of AISI 316LN Single Crystals Yuriy Yagodzinskyy, Evgenii Malitckii, Tapio Saukkonen, and Hannu Hänninen Influence of Hydrogen and Oxygen Content on the Mechanical Behavior of Zr at 300˚C and Ti at 20°C J.P. Couzinié, B. Barkia, V. Doquet, and I. Guillot

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Effect of Metallurgical State and Temperature on the Hydrogen Embrittlement Susceptibility of Alloy 718 G. Odemer, E. Andrieu, C. Blanc, J.-M. Cloue, and F. Galliano

On the Role of Hydrogen During the Corrosion Processes Affecting the 2024 Aluminum Alloy C. Larignon, J. Alexis, E. Andrieu, G. Odemer, and C. Blanc

Dissolution and Hydrogen Diffusion Control of IGSCC in Sensitized Aluminum-Magnesium Alloys Cortney B. Crane and Richard P. Gangloff

Hydrogen-Induced Cracking of Oxygen-Free Phosphorus-Doped Copper Hannu Hänninen, Evgenii Malitckii, Tapio Saukkonen, and Yuriy Yagodzinskyy

Rapid and Low Cost Method to Determine the Plane Strain Fracture Toughness (KIc) in Hydrogen Jonathan A. Lee

Identification of Conservative Hydrogen Assisted Cracking Fracture Threshold Measurements K.A. Nibur and B.P. Somerday

Design Analysis of Steel Concrete Composite Vessel for Stationary Storage of High-Pressure Hydrogen Wei Zhang, Fei Ren, Zhli Feng, Jy-An Wang, Maan Jawad, Michael Kelly, and Fariborz Vossoughi

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Advanced Methods for Characterizing Hydrogen-Materials Interactions

Hydrogen-Enhanced Plasticity and Failure Revisited 2012 M.L. Martin, A. Nagao, I.M. Robertson, and P. Sofronis

Diffusion and Effusion Behavior of Hydrogen in Supermartensitic Stainless Steel Studied by Synchrotron Radiation Eitan Dabah, Thomas Kannengiesser, Dan Eliezer, and Thomas Boellinghaus

In-situ Detection of Deuterium in Duplex Stainless Steels by Time-of-Flight Secondary Ion Mass Spectrometry (TOF-SIMS) F. Straub, Th. Boellinghaus, W.E.S. Unger, and T. Mente

Application of Kelvin Force Microscopy Measurements and Secondary Ion Mass Spectroscopy to Evidence Hydrogen Embrittlement of the 2024 Aluminum Alloy C. Larignon, E. Andrieu, J. Alexis, L. Lacroix, G. Odemer, and C. Blanc

Interactions Between Gaseous Hydrogen and Aluminum Surfaces Robert D. Kolasinski, Josh A. Whaley, Richard A. Karnesky, and Christopher San Marchi

Raman Spectroscopy of Lithium Hydride: Effects of Hydrogen Deficiency and Moisture Corrosion on Fluorescence Ashley C. Stowe and Norm Smyrl

Determination of Hydrogen Evolution from Uranium by Thermal Conductivity Ashley C. Stowe, G. Louis Powell, and Jonathan S. Morrell

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Hydrogen Dissolution, Transport, and Trapping

Analytical and Numerical Calculation of Hydrogen Desorption Rate During TDS Analysis Using the Kissinger Formula and the McNabb-Foster Model Fu-Gao Wei, Masato Enomoto, and Kaneaki Tsuzaki

Numerical Evaluation of the Choo and Lee’s Method for Calculating Hydrogen Detrapping Activation Energies K. Ebihara, H. Kaburaki, and K. Takai

Influence of Metallurgical and Mechanical States on the Diffusion and Trapping of Hydrogen in Quenched and Tempered Martensitic Steels J. Creus, S. Frappart, G. Courlit, C. Berziou, E. Conforto, X. Feaugas, F. Thébault, and L. Delattre

TDS Evaluation of the Hydrogen Trapping Capacity of NbC Precipitates E. Wallaert, T. Depover, B. Pieters, M.A. Arafin, and K. Verbeken

Role of Dislocation Patterns on Hydrogen Trapping in Deformed Pure Nickel: a TDMS Analysis F.A. Martin, P. Rabelo Monich, P. Laghoutaris, L. Marchetti, A. Oudriss, X. Feaugas, J. Creus, J. Bouhattate, and J. Chêne

Grain Size and Grain-Boundaries Consequences on Diffusion and Trapping of Hydrogen in Pure Nickel A. Oudriss, C. Savall, J. Creus, X. Feaugas, and J. Bouhattate

Hydrogen Solubility and Trapping in AISI 316L Austenitic Stainless Steel Maria Ganchenkova, Olga Todoshchenko, Yuriy Yagodzinskyy, and Hannu Hänninen

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Hydrogen Solubility and Diffusion in Metastable Austenitic Stainless Steels Studied with Thermal Desorption Spectroscopy O. Todoshchenko, Y. Yagodzinskyy, S. Papula, and H. Hänninen

Hydrogen Permeation and Diffusion on Artificially Aged 2¼Cr-1Mo Steel L. F. Lemus and D. S. dos Santos

Analysis of Hydrogen Permeation in Microalloyed Steel TIG Welds Sergio Serna, Manuel Miranda, Arturo Molina, Bernardo Campillo, Ben Church, and Hugo Lopez

Hydrogen Interaction with Substitutional Solutes and Short-Range Decomposition in FCC Iron-Based Solid Solutions D.N. Movchan, V.H. Shyvanyuk, B.D. Shanina, YU. N. Petrov, and V.G. Gavriljuk

Strain-Induced Phase Transformation and Change of Structure in Hydrogen-Charged Austenitic Stainless Steel Vladyslav Shyvaniuk, Yoji Mine, and Sergiy Teus

Thermohydrogen Treatment of Highly Beta-Stabilized Titanium Alloy Ti 38-644 (Beta-C) Peter Schmidt, Vitali Macin, and Hans Juergen Christ

Thermohydrogen Treatment of High Strength Beta Titanium Alloy Ti 10V-2Fe-3Al Vitali Macin, Peter Schmidt, and Hans Juergen Christ

Hydriding of Uranium and Thermal Decomposition of Uranium Hydride at Low Hydrogen Pressures G.L. Powell, W.J. Siekhaus, R.K. Schulze

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Modeling and Simulation

A 3D Cohesive Modelling Approach for Hydrogen Embrittlement in Welded Joints of X70 Pipeline Steel Antonio Alvaro, Vigdis Olden, and Odd Magne Akselsen

Hydrogen Embrittlement of AlZnMg Alloys: Experiments and Simulations N. Ben Ali, D. Tanguy, and R. Estevez

A Unified Modeling of Hydrogen-Induced Cracking in Steel Pipelines Abderrazak Traidia, Gilles Lubineau, Marco Alfano, Sebastien Duval, Abdelmounam Sherik, and Mohammed Abufour

Multi-Field Modeling of Hydrogen Transport and Fracture in Group 4 Transition Metals Lars O. Jernkvist and Ali R. Massih

Hydrogen Diffusion and Trapping in Random Heterogeneous Materials: Some Advances Using FEM on Polycrystalline Description E. Legrand, J. Bouhattate, X. Feaugas, H. Garmestani, and D.S. Li

Industrially-Relevant Multiscale Modeling of Hydrogen-Assisted Degradation Nicholas Winzer, Davide Di Stefano, Matous Mrovec, Ivaylo Katzarov, and Anthony Paxton

Intergranular Decohesion Induced by Mobile Hydrogen in Iron With and Without Segregated Carbon: First-Principles Calculations Masatake Yamaguchi and Jun Kameda

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Influence of Hydrogen on the Cohesive Energies of Al/Si and Al/Mg2Si Interfaces Ryosuke Matsumoto, Tatsuhiro Enomoto, Shinya Taketomi, and Noriyuki Miyazaki

Molecular Statics Study of the Effect of Hydrogen on Edge Dislocation Motion in Alpha-Fe Shinya Taketomi, Ryosuke Matsumoto, and Noriyuki Miyazaki

Hydrogen Enhanced Dislocation Emission at a Crack Tip Y. Wang, D. Tanguy, and D. Connétable

Intergranular Vacancy Clusters Impact Fracture D. Tanguy

Hydrogen Effects on Non-Metals

Effects of Solute Hydrogen on the Toughness of Polycrystalline Silicon M.B. Zbib and D.F. Bahr

A Study on Long-Term Seal Durability and Fracture Mode of Rubber O-ring by High-Pressure Hydrogen Gas Cycles Atsushi Koga, Tadahisa Yamabe, Kenichi Uchida, Junichi Nakayama, Junichiro Yamabe, and Shin Nishimura

Fatigue Crack Growth Behavior of Sealing Rubber Aged in Air and Hydrogen Gas Junichiro Yamabe and Shin Nishimura

Polymers and Coatings for Tribological Application in Hydrogen Environment Robert A. Erck and George R. Fenske

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