All Metals Database

Artifact ID BT 534/1176
Class flat
Material copper-base
Site Ban Tong
Period Early Period

Alloy: bronze.
Where Cut: two cross section cuts
How Mounted: central piece mounted lengthwise
Structure: Post-casting treatment
Metallographic description: The structure is one of fine distorted and strain marked grains. There is some banding. Annealing twins can be seen, some showing distortions. The blue-gray nonmetallic inclusions are flattened. SN estimates that the artifact was worked at least 50%. There are extensive patches of corrosion, but not intergranularly.

Photomicrographs Available

Photomicrographs Database