All Metals Database

Artifact ID BC 0603/471
Class amorphous
Material copper-base
Site Ban Chiang BC
Period Late Period

Alloy: bronze or copper
Where Cut: in half lengthwise
How Mounted: cross-section mounted cut side up
Structure: post-casting treatment possible
Metallographic description: Cast and annealed or slow cooled, with small equiaxed grains showing no sign of working. Alternately, this was chill cast and the cut happened to be through columnar dendrites. Intergranular corrosion on the edges. Some large round gas pores. Many blue-gray non-metallic inclusions.

Photomicrographs Available

Photomicrographs Database