Storage and Handling

Durability – a permanently-bonded tough coating

Hot-dip galvanized steel has 10 times better abrasion resistance than an organic paint coating, making the ideal choice with the storage and handling industry.

Sacrificial Protection

As well as the corrosion protection galvanizing offers, it also provides Sacrificial Protection as the zinc corrodes in preference to steel and sacrifices itself to protect the steel, hence hot dip galvanizing will provide this sacrificial protection. Providing the steel with three methods of protection:

1. The coating weathers at a very slow rate
2. Scratches are sealed by weathering products from the zinc and
3. With large damaged area, the sacrificial protection prevents the sideways creep of rust.

Abrasion resistant coating

Resistance to mechanical damage of protective coatings during handling, storage, transport and erection is very important if the cost of ‘touching up’ on site is to be avoided. The outer layer of pure zinc is relatively soft and absorbs much of the shock of an initial impact during handling. The alloy layers beneath are much harder, sometimes even harder than the base steel itself. This combination provides a tough and abrasion resistant coating.

Our services:

  • Collection and delivery service*
  • Direct-to-site deliveries
  • 24-hour turnaround service on request
  • Unrivalled customer service
  • Spin galvanizing
  • Shot blasting/powder coating*
  • Double Dip: Up to 29m
  • Vertical Dip: Up to 3.2m
  • ISO 9001 quality approved
  • Technical and design advice

Wedge Group Galvanizing Brochure

Download our brochure to learn more about the corrosion protection galvanizing offers.


FAQs

Hot dip galvanized steel will last very well in most environments. It is not uncommon for galvanized steel to last more than 70 years under certain conditions. Latest corrosion rates can be found at the Galvanizers Association

The three intermetallic layers that form during the galvanizing process are all harder than the substrate steel and have excellent abrasion resistance.

“White Rust”, or wet storage stain, is formed because zinc on newly-galvanized steel is very reactive and quickly forms zinc oxide and zinc hydroxide corrosion products that go on to become the stable zinc carbonate.
When galvanized steel is stacked damp, stored in wet boxes or shrink wrapped with no free-flowing air, the zinc forms excessive layers of zinc hydroxide, otherwise known as wet storage stain.
Most wet storage stain can be easily removed with a nylon brush. To prevent wet storage stain, store galvanized steel indoors and in such a way to allow free-flowing air between each galvanized item.


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