All Metals Database

Artifact ID DK 126/320
Class wire/rod
Material copper-base
Site Don Klang
Period Late Period

Alloy: high-tin bronze
Where Cut: cross section of shaft
How Mounted: lengthwise
Structure: Hot-worked and quenched.
Metallographic description: A high-tin beta martensitic structure. The alpha grains line up in the same direction; some alpha is twinned. The needles are very dense, so dense that the dark matrix is almost invisible. Nonetheless, grain boundaries are clear.


Photomicrographs Available

Photomicrographs Database