Results 201 to 210 of about 1,374,071 (257)

A review of hydrogen embrittlement in gas transmission pipeline steels

Corrosion reviews, 2023
Hydrogen transport by blending hydrogen into natural gas transmission pipelines and by pure-hydrogen pipelines is a prospective mode of energy transmission during the transition to renewables.
Joshua Hoschke   +3 more
semanticscholar   +1 more source

Hydrogen embrittlement

Proceedings, annual meeting, Electron Microscopy Society of America, 1989
The effects of hydrogen on the fracture of metals will be reviewed using a selection of observations based on the use of in situ environmental cell experiments. These were developed to allow understanding of the mechanisms of the failure process. The in situ technique, combined with use of the environmental cell, is well suited to mechanistic studies ...
H. K. Birnbaum, I. M. Robertson
openaire   +1 more source

Exploring Hydrogen Embrittlement: Mechanisms, Consequences, and Advances in Metal Science

Energies
Hydrogen embrittlement (HE) remains a pressing issue in materials science and engineering, given its significant impact on the structural integrity of metals and alloys.
D. Sobola, R. Dallaev
semanticscholar   +1 more source

HYDROGEN EMBRITTLEMENT OF Ni3Al+B

Scripta Metallurgica, 1985
An experimental study is conducted to verify the hypothesis that Ni3Al, which exhibits an L1(2) structure and remains ordered up to the melting point, would be severely embrittled by hydrogen and that this effect would be reversible. Unlike its effect on Ni, boron alloying is found not to suppress hydrogen embrittlement in NiAl + B.
A.K. Kuruvilla, N.S. Stoloff
openaire   +1 more source

INTERGRANULAR HYDROGEN EMBRITTLEMENT OF Co3Ti

Scripta Metallurgica, 1985
On examine l'influence d'un environnement d'hydrogene sur les proprietes mecaniques d'un compose Co 3 Ti de type L1 2 qui est ductile dans sa forme ...
T. Takasugi, O. Izumi
openaire   +1 more source

Hydrogen Embrittlement: Mechanisms

2016
This entry reviews hydrogen embrittlement mechanisms that have been proposed from the 1940s to date to explain the hydrogen-induced degradation phenomena occurring mainly in iron, steel, and their alloys. Hydrogen embrittlement mechanisms can be categorized into three types: brittle fracture, phase transformation, and ductile fracture.
Akihide Nagao   +3 more
openaire   +1 more source

Hydrogen Embrittlement and Hydrogen Absorption

2017
The focus in this chapter is on the delayed failure, hydrogen embrittlement of steels, and detection of hydrogen in the metal. Several techniques for the detection of hydrogen in the metal are also explained. The diffusible hydrogen in the metal plays an important role in the delayed failure or hydrogen embrittlement, and the electrochemical detection ...
Toshiaki Ohtsuka   +3 more
openaire   +1 more source

Hydrogen embrittlement of molybdenum

Scripta Metallurgica, 1975
Results of tension tests at 279$sup 0$K on fine-grained polycrystalline Mo sheet specimens are reported. It was found that under conditions of simultaneous tension testing and cathodic charging, the hydrogen is present at high fugacity at the tip of a crack or other stress concentrations.
H.K. Birnbaum, H. Wadley
openaire   +1 more source

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