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Hydrogen attack behavior of the heat affected zone of a 2.25Cr-1Mo steel weldment

✍ Scribed by Parthasarathy, T. A. ;Shewmon, P. G.


Book ID
112809902
Publisher
The Minerals, Metals & Materials Society
Year
1987
Tongue
English
Weight
685 KB
Volume
18
Category
Article
ISSN
1543-1916

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The material degradation process hydrogen attack has its origin in the dissolved hydrogen which reacts with the carbon of the steel to form methane inside grain boundary cavities. Hydrogen attack involves several interacting processes such as diffusion of carbon and of the metal atoms; dissolution o