Z275 Galvanized Steel Coil

Galvanized steel coil Z275 is a carbon steel plate that has been galvanized on both sides. This is produced through a metal coating process that passes cold-rolled coils through baths filled with molten zinc. This continuous hot-dip galvanizing, also known as electro-galvanizing, is the primary process that these carbon steel sheets undergo to produce coils and galvanized sheets. The process consists of applying zinc by electrolytic treatment. After the sheet has undergone this treatment, a layer of zinc is adhered to the base metal by an iron and zinc bond coat. Galvanizing is a well-known and effective method of adding a layer of protection to bare steel from the natural elements. Not only will the zinc act as a barrier between the environment and the steel, but it will also break down first to protect the steel underneath and prolong its life.

Product Description

The main features of galvanized steel coils are strong corrosion resistance, good surface quality, which is conducive to deep processing, and economical and practical. A galvanized steel coil is a steel coil submerged in water. The dissolved zinc solution causes a layer of zinc to adhere to the surface. At present, the main method is to dip galvanized steel coil in a bath in which zinc is dissolved. Z275 galvanized steel coil is mainly used in construction, home appliances, automobiles, containers, transportation, and other fields, especially steel structure construction, automobile manufacturing, steel warehouse manufacturing, and other industries. For example, building roof panels, wire mesh, ventilation ducts, highway guardrails, U/C channels, etc.

Full cold galvanizing process:

Chemical degreasing → Hot water washing → Water washing → Electrolytic degreasing → Water washing → Acid washing → Rust removal → Water washing → Electrogalvanizing process → Water washing → Passivation → Hot water washing → Drying → Quality inspection → Packaging and sales