hydrogen blistering

hydrogen blistering

[′hī·drə·jən ′blis·tə·riŋ]
(metallurgy)
Cracks or blisters caused when atomic hydrogen penetrates steel via submicroscopic discontinuities or voids and becomes molecular hydrogen and develops internal pressures.
References in periodicals archive ?
The system is also capable of detecting laminations, SCC, and hydrogen blistering and working on surface temperatures of 170 deg C, he explains.
Hydrogen Blistering is a special case of HIC due to the vicinity of the material surface.