When subjected to high heat these coatings expand to many times their original thickness forming an insulating blanket that protects the steel member from heat.
Fire coating for steel beams.
Spray applied fireproofing steel beam fireproofing foam insulation solution is an innovative spray foam insulation installer serving residential commercial and steel frame projects.
3 data for great britain tata steel steel construction fire protection 2013.
There are a number of different products and systems which can provide a fire rating to structural steel.
A majority of steel structures use intumescent paints approx.
Hilti fire finish 120 cfp sp wb is a high performance water based intumescent fire resistive material or ifrm for architecturally exposed structural steel in interior and exterior applications with approved top coats.
In addition to the aforementioned systems there are also some other systems such as cladding with fire.
Structural steel protection columns beams.
It must be remembered however that a tested system must be used and in the case of structural steel the test must be performed on a loaded structural element.
70 while cladding with boards are used by approx.
25 and fire stopping sprays by approx.
These coatings allow for fire ratings of up to four hours.
One of the key benefits is that intumescent coatings will expand as much as 100 times the original thickness of the material providing superior fire resistance by creating a buffer between the fire and the steel members the coating will undergo a chemical reaction and.