Photomicrograph Database

Artifact ID BCES 0205/0379
Negative Number NS155
Magnification 600x
Etchant AH/HP, FeCl3
Photo Date 3/29/2000

Photomicrograph Description

Alpha+delta eutectoid in a dendritic structure.

Alloy

bronze.

Structure

As-cast.

Metallographic Description

Cored dendritic, with all second phase corroded away except for the very center of the specimen. In the center, eutectoid is retained. Corrosion-etched strain marks are apparent near the edges.


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