Method and apparatus for determining the thickness of a chromium depleted zone of a surface region of a steel member
The invention provides a method and apparatus for monitoring subsurface chromium depletion from a steel member, such as a pyrolysis pipe. In the harsh conditions of a pyrolysis furnace, chromium within the pipe migrates towards the pipe surface which results in the formation of a chromium depleted l...
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| Format: | Patent |
| Sprache: | eng |
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