Galvanised Structural Steel
The zinc also acts as a sacrificial anode meaning that if the coating is scratched the remaining zinc will still protect.
Galvanised structural steel. As a structural steel tubing supplier we carry many common sizes in black and galvanized finish. Galvanized strucutral angle and channel are a lower cost alternative to stainless steel. When exposed to the atmosphere the pure zinc zn reacts with oxygen o 2 to form zinc oxide which further reacts with carbon dioxide co 2. Galvanized steel tubing provides reliable defense against corrosion and provides extended longevity in even the most challenging environments.
Beam is a main structural steel shape used in many applications including bridges buildings skids structures and general fabrication. Item 737783 model 673 106hc. Galvanised steel designing buildings wiki share your construction industry knowledge. Hot dipped galvanized steel is dipped into a vat of molten zinc which coats the steel.
Structural shapes such as angles channels are frequently hot dipped. The galvanized steel is removed and allowed to cool. The hot dipped galvanized treatment can provide rust free protection for up to thirty years. Painting over hot dip galvanized steel which is available to download at msc s online chats december 2001 modern steel construction galvanizing structural steel on october 9 2001 tom.
Electro galvanized steel as its name indicates is a plating process where the steel is placed in an electrically charged solution of. The coating of zinc prevents corrosive substances from reaching the base metal. For additional information on surface preparation consult astm d 6386. This involves coating steel in zinc.
Tubing is a common structural steel shape used in a variety of construction and fabrication applications such as buildings bridges vehicles fencing frames racks grills doors and more. Fast quotes fast deliveries high quality exceptional service. Galvanisation can be used to help prevent steel from corroding. The use of galvanizing for structural steel protection gives you ten major measurable benefits.
Additionally the agahas a publication duplex sys tems. We also have the largest stock of galvanized structural steel products in the gulf coast. Even in cases where the initial cost of galvanizing is higher than alternative coatings galvanizing is almost invariably cheapest in the long term because it lasts longer and needs less maintenance. Hot dip galvanization is a form of galvanization it is the process of coating iron and steel with zinc which alloys with the surface of the base metal when immersing the metal in a bath of molten zinc at a temperature of around 449 c 840 f.
Due to its low cost in comparison to its counterparts a36 galvanized is commonly used in the construction industry for structural applications machining and repairs.