Article | REF: COR310 V2

Metals and passivatable alloys - Selection rules and standard uses

Author: Jean-Louis CROLET

Publication date: October 10, 2024 | Lire en français

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    2. Evolution of corrosion problems

    2.1 A long history

    Corrosion problems seem to have been with us for a very long time. The Romans, for example, had already identified and solved certain galvanic corrosion problems in wooden shipbuilding.

    Examples

    The Paestum Maritime Museum near Naples has one room dedicated to the 6th century B.C., and another to the 3rd century B.C. However, when it comes to the nailing techniques used on the wooden planks of the hull, all that can be seen in the former are large stumps of rust, which in this case are the remains of steel nails driven through a copper support washer, whereas in the latter both the washers and the intact nails are made of copper. So, while the Romans didn't know the reason for the corrosion or its...

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