It refers to electro-galvanizing, the coating is thin, the corrosion resistance is slightly poor, and it is easy to change color. The environment is polluted.
It is made of molten zinc ingot, the thickness of the coating can be adjusted, the corrosion resistance is better, and the subsequent re-passivation can be used for outdoor rust prevention, and the service life is long, and some can be up to 20 years.
It is electroplated zinc, generally the surface is relatively smooth, there is no zinc flower, there are two kinds of fingerprints and fingerprints.
There are two types of galvanized and galvanized flowers, and the flowers are definitely like galvanized. It depends on experience.