Photomicrograph Database

Artifact ID DK 0218/0388
Negative Number NS244
Magnification 100x
Etchant AH/HP, FeCl3
Photo Date 7/24/2000


high-tin bronze


Hot-worked and quenched.

Metallographic Description

Elongated areas of alpha float unidirectionally in a dark gray matrix. There are no martensitic needles, implying that the matrix is a quenched gamma phase, rather than beta. No grain boundaries are visible in the matrix, just dark blobs that may be inclusions.

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