Photomicrograph Database

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Artifact ID BT 0508/1081
Negative Number NS197
Magnification 400x
Etchant AH/HP, FeCl3
Photo Date 6/13/2000

Photomicrograph Description

Close-up of inclusions and alpha+delta eutectoid.

Alloy

bronze.

Structure

Post-casting treatment possible.

Metallographic Description

Cored dendritic, with clusters of blue-gray nonmetallic inclusions and small patches of alpha+delta eutectoid. Corrosion has revealed some strain lines near the long edge, but no visible deformation of the dendrites.




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