Hydrogen in steels

A 1950's movie from Delft University showing hydrogen bubbles emerging from steel, at defects and other locations. The technique is used widely to measure diffusible hydrogen by collecting the bubbles, originally under mercury.

Prevention of hydrogen embrittlement Hydrogen TWIP Nuclear growth Maraging steel Bearings Bainitic powder
Duplex steel Tetragonal ferrite Bainitic powder Severe tempering Surface hydrogen
Hydrogen TRIP Broken bainite Bearing steel HCP martensite Mn TRIP
Mixed Creep Extraordinary ductility Problems Mechanical stabilisation
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