Full Record for Micrograph 278
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- Micrograph no
- 278
- Brief description
- Fe, C 2, Mn 0.7 (wt%) steel, quenched, producing martensite
- Keywords
- alloy , carbon, iron, martensite , metal, quenching , steel
- Categories
- Metal or alloy
- System
- Fe-C-X
- Composition
- Fe, C 0.55, Mn 0.65 (wt%)
- Standard codes
- BS 070M55, formerly En 9
- Reaction
- Processing
- Quenched
- Applications
- Sample preparation
- Nital
- Technique
- Reflected light microscopy
- Length bar
- 200 μm
- Further information
- This steel was quenched from the austenite phase field too rapidly for carbon to diffuse out and form cementite. This resulted in the formation of the brittle martensite phase.
- Contributor
- Dr R F Cochrane
- Organisation
- Department of Materials, University of Leeds
- Date
- 04/09/02
- Licence for re-use
- Attribution-NonCommercial-ShareAlike 4.0 International
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