What is Hot-Dip Galvanizing? A Complete Guide

Hot-dip galvanizing is one of the most widely used surface coating methods worldwide for protecting iron and steel from corrosion. In this process, metal is immersed in a bath of molten zinc at around 450°C, forming a durable, metallurgically bonded zinc-iron alloy layer on the surface.

Galvanizleme Hattında Askıya Alınan Parçalar

How Does the Galvanizing Process Work?

The process consists of three main stages: surface preparation (removing oil, dirt and oxide), immersion in the molten zinc bath, and finally cooling with quality control. Each stage is critical to the durability of the final coating.

Why Choose Hot-Dip Galvanizing?

  • Long lifespan: Provides up to 30-50 years of protection depending on environmental conditions.
  • Cost-effective: Requires no additional maintenance or repainting, offering long-term savings.
  • Complete coverage: Coats every surface including interior corners that paint cannot reach.
  • Eco-friendly: Zinc is 100% recyclable.

Industries That Rely on Galvanizing

Hot-dip galvanizing is used across construction, energy, agriculture, transportation, maritime and infrastructure projects. At Altınova Epoxy Galvaniz, we provide this service at our facility, fully compliant with the TS EN ISO 1461 standard.