Dissemination of IT for the Promotion of Materials Science (DoITPoMS)

DoITPoMS Micrograph Library Micrograph 375 and full record

Micrograph 375 and full record

Link to image file for micrograph 375
Micrograph no
375
Brief description
Fully transformed ledeburite cast iron
Keywords
alloy Link to MATTER Glossary entry for alloy, carbon, grey cast iron Link to MATTER Glossary entry for grey cast iron, iron, metal
Categories
Metal or alloy
System
Fe-C-X   Link to phase diagram
Composition
Fe, C 4.17, Si 0.40, Mn 0.45, Cr 0.95 (wt%)
Standard codes
Reaction
Processing
as cast
Applications
Sample preparation
Nital
Technique
Reflected light microscopy
Length bar
100 μm
Further information
Silicon in cast iron serves to raise the carbon equivalent, in this case resulting in a eutectic composition. Upon cooling, ledeburite forms, this subsequently transforms to cementite particles in a ferrite matrix.
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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