Steel fireproof windows have steel or wooden frames with rated strength so that they can guarantee the integrity and stability of the components as the base material. The steel fireproof window meets the market standard of fireproof window materials and accessories, and at the same time meets the current relevant fire prevention norms, acceptance standards and drawings and design requirements.

Steel fireproof window components:

The window frame is made of excellent galvanized steel plate bending, the thickness of the plate is 1.2mm, and its material selection standard is in line with the provisions of Article 5.1 of GB12955 (General Skill Conditions for Steel Fire Doors).

The fireproof glass is made of the products that do not affect the fireproof performance of the fireproof window. The light transmittance of the glass is not less than 75% of the light transmittance of ordinary plate glass of the same layer.

The sealing material between the frame and the fireproof window is non-combustible material, which plays the role of fireproof and smoke isolation in fire, and the lining plate is added at the connecting hinge and door closer.

Hardware fittings such as locks and hinges installed on the steel fireproof windows are all matching products tested by the fire department of the market, and their melting temperature is not less than 950℃, which meets the requirements of fire prevention norms.    

Surface treatment of steel fireproof window: electrostatic spraying, the surface has the same color, smooth and clean, and the lines are straight and clear.