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

DoITPoMS Micrograph Library Micrograph 139 and full record

Micrograph 139 and full record

Link to image file for micrograph 139
Micrograph no
139
Brief description
Al-Mg-Si, failed through microvoid coalescence.
Keywords
alloy Link to MATTER Glossary entry for alloy, aluminium Link to MATTER Glossary entry for aluminium, ductile Link to MATTER Glossary entry for ductile, fracture Link to MATTER Glossary entry for fracture, metal, microvoid coalescence Link to MATTER Glossary entry for microvoid coalescence
Categories
Fracture, Metal or alloy
System
Al-Mg-Si
Composition
Al, Si 1.2, Mg 0.4 (wt%) (AA6016)
Standard codes
Reaction
Processing
Heat treated at 180 °C for 60 minutes.
Applications
Automotive body sheet.
Sample preparation
Technique
Scanning electron microscopy (SEM)
Length bar
40 μm
Further information
The rough fracture surface indicates that ductile failure has occurred by microvoid coalescence.
Contributor
K Clark
Organisation
Department of Materials Science and Metallurgy, University of Cambridge
Date
24/01/02
Licence for re-use
Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales
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