Photomicrograph Database

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Artifact ID BPT 0014B/0067
Negative Number 1007
Magnification 40x
Etchant FeCl3
Photo Date 3/11/1981


Alloy

bronze.

Structure

As-cast.

Metallographic Description

Fine dendritic structure with very heavy interdendritic corrosion. In some areas, corrosion has etched strain marks. No coring evident. There are long strands and islands of twinned redeposited copper in one long crack that covers the length of the sample.


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