Galvanized sheet, galvanized iron wire, galvanized pipe and other galvanized products in the normal environment is not easy to rust.

However, if it is improperly kept or affected by the external environment, rust may occur.

The following is the situation that may lead to the rust of galvanized products:

Galvanized layer damage:

if the galvanized layer is scratched by sharp objects, or damaged during transportation, installation, etc., it will lead to the destruction of the galvanized layer, so that the internal metal is outside and easy to rust.

Environmental factors;

High humidity environment, salt spray environment, acidic environment and extreme climate conditions may accelerate the corrosion of galvanized layer, resulting in rust.

In addition, if the galvanized product is soaked in water for a long time, or is fumigated by gas, rust may also occur.

Galvanized layer quality problems:

if the thickness of the galvanized layer is insufficient or the quality is uneven, it is easy to form weak links in local areas, which leads to rust in these places. In order to prevent rust of galvanized products, it is recommended to store in a dry and ventilated environment and avoid contact with corrosive liquids.

If outdoor storage is required, measures should be taken to protect the galvanized layer from damage, and regular inspection and maintenance