A critical perspective on pipeline processing and failure risks in hydrogen service conditions

EG Ohaeri, W Qin, J Szpunar - Journal of Alloys and Compounds, 2021 - Elsevier
The development of high-strength pipeline steels with low susceptibility to hydrogen
embrittlement (HE) is essential in the energy industry. Studies focusing on the HE of steels …

[HTML][HTML] Techniques for investigation of hydrogen embrittlement of advanced high strength steels

D Rudomilova, T Prošek, G Luckeneder - Corrosion Reviews, 2018 - degruyter.com
Production volumes of advanced high strength steels (AHSS) are growing rapidly due to
material and energy savings they provide in a number of application areas. In order to use …

A novel methodology to estimate hydrogen diffusivity and its applications in revealing hydrogen effects in CoCrNi medium-entropy alloy versus 316L stainless steel

DH Lee, YH An, Y Zhao, JH Lee, HY Kim… - International Journal of …, 2023 - Elsevier
Hydrogen diffusivity is one of the important factors affecting the susceptibility to hydrogen
embrittlement of metals and alloys. Here, we proposed a novel approach to estimate …

The role of hydrogen in hardening/softening steel: Influence of the charging process

Y Zhao, MY Seok, IC Choi, YH Lee, SJ Park… - Scripta Materialia, 2015 - Elsevier
Thermal desorption spectroscopy and nanoindentation techniques were employed to
elucidate the key differences in the hydrogen (H) charging methods (electrochemical versus …

Annealing effect on plastic flow in nanocrystalline CoCrFeMnNi high-entropy alloy: A nanomechanical analysis

DH Lee, JA Lee, Y Zhao, Z Lu, JY Suh, JY Kim… - Acta Materialia, 2017 - Elsevier
The influence of annealing on the constitutive stress-strain response of nanocrystalline (nc)
CoCrFeMnNi high-entropy alloy (HEA) was investigated through a series of nanoindentation …

Insight into hydrogen effect on a duplex medium-Mn steel revealed by in-situ nanoindentation test

X Lu, Y Ma, M Zamanzade, Y Deng, D Wang… - International journal of …, 2019 - Elsevier
Medium-Mn steel is the newly developed steel acting as a promising candidate of the 3rd-
generation advanced high strength steels. In the present study, the effect of hydrogen on the …

Interrelationship between hydrogen and α′-martensite of SUS 304 austenitic stainless steel revealed by tensile tests

H Zhang, L Zheng, T Wang, W Lv, Q Shi, J Ma… - Materials Science and …, 2022 - Elsevier
The hydrogen embrittlement (HE) behavior of SUS 304 austenitic stainless steel (ASS) was
investigated by in-situ scanning electron microscope (SEM) observations combined with …

[HTML][HTML] A review of recent research on nanoindentation of high-entropy alloys processed by high-pressure torsion

DH Lee, IC Choi, M Kawasaki, TG Langdon… - Materials …, 2023 - jstage.jst.go.jp
High entropy alloys (HEAs) are a novel class of materials that have emerged as potential
candidates for various industrial applications due to their excellent mechanical properties at …

Ligament size effect in creep of nanoporous gold

H Jeon, JH Woo, E Song, JY Kim - International Journal of Plasticity, 2022 - Elsevier
Spherical nanoindentation creep tests are conducted on four nanoporous gold samples with
ligament sizes of 30, 103, 417, and 986 nm. We find the ligament-size dependent creep …

Effect of hydrogen on dislocation nucleation in alloy 718

G Stenerud, R Johnsen, JS Olsen, J He… - International Journal of …, 2017 - Elsevier
In situ electrochemical nanoindentation has been used to study the effect of hydrogen on the
nanomechanical response of Alloy 718. Observations show that hardness increase as a …