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

DoITPoMS Micrograph Library Full Record for Micrograph 34

Full Record for Micrograph 34

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Micrograph no
34
Brief description
Cu 70, Zn 30 (wt%), partial recrystallisation - annealing twins
Keywords
alloy Link to MATTER Glossary entry for alloy, annealing Link to MATTER Glossary entry for annealing, brass Link to MATTER Glossary entry for brass, copper, metal, recrystallisation Link to MATTER Glossary entry for recrystallisation, twinning Link to MATTER Glossary entry for twinning, zinc
Categories
Metal or alloy
System
Cu-Zn   Link to phase diagram
Composition
Cu 70, Zn 30 (wt%)
Standard codes
Reaction
Processing
Annealed, cold rolled 50% and annealed again for 30 minutes at 800 °C
Applications
Sample preparation
Technique
Reflected light microscopy
Length bar
80 μm
Further information
This sample was annealed and 50% cold rolled, with subsequent annealing for 30 minutes at 800 °C. The high annealing temperature raises the rate of growth of the recrystallised grains giving a single a phase containing annealing twins.
Contributor
Prof T W Clyne
Organisation
Department of Materials Science and Metallurgy, University of Cambridge
Date
25/10/01
Licence for re-use
Attribution-NonCommercial-ShareAlike 4.0 International
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