Payment & Shipping Terms:
|Material:||Galvanized Steel||Thickness Of Door Leaf:||40/45/50/55/64 Mm|
|Infilling Material:||Honeycomb Paper, Mineral Wool, Polyethylene Foam||Finish:||Prime Paint(UV/PU), Powder Coating, Wood Grain|
|Color:||Customized||Fireproof Seal Strip:||FPJ-B-20X 2; FPJ-A-15X 2|
Fire Rated Steel Fire Door
When a fire starts, it is most important to evacuate the people safely from the building. After evacuation, the doors must serve as a fire and smoke barrier. It is a well-known fact, that in a fire more people are killed by either smoke asphyxiation or by panic, than by the fire.
Fire doors are one of the measures for fire separation of buildings. They are usually required to be separated from smoke and fire at the entrance of the firewall, stairs, or the opening of the pipe well. Fire doors play an important role in preventing the spread and spread of smoke and fire and reducing losses.
Standard & Certificate
Zhongwo steel fire doors are all tested in accordance with American or British Standard such as UL10(b) and UL10(c) and BS476:22 & EN1634:1. We can provide you with UL/WHI certificate or BS and EN certificates for various sizes and fire ratings.
Zhongwo steel fire doors meet the requirement for up to 180 mins(20/30/60/90/150/180mins) fire rating as American standard doors. And fire rating up to 120 mins(30/60/90mins) as British standard fire doors.
Standard infilling materials by us are fireproof perlite board with different densities in harmony with various fire ratings.
We have also mineral core, honeycomb paper and polyethylene foam for your options.
Thickness of Steel Door is normally 40/45 mm for US standard doors and 45-72 mm for british standard doors.
Popular dimensions of doors are 6’X7’ and 8’X8’ for standard pair doors and 3’X7’ and 4’X8’ for single doors.
Doors shall be reinforced for all surface type hardware. Drilling and tapping of surface hardware to be done in the field by the erector.
Edges of door shall be continuously seam welded, ground, and filled to ensure a smooth finish.
Hinge reinforcements shall be 11-gauge steel angle, 12" long
Cylindrical lock reinforcement shall be 16-gauge with 11-gauge thread depth. Other lock and closer reinforcements shall be 12-gauge.
|Item||Zhongwo Steel Fire Rated Door|
|Top Quality and Eco-friendly& Healthy Infilling Material|
All of our fireproof perlite board must reach level A1 of the combustion performance standard according to GB8624-2006 and level ZA2 of toxicity standard according to GB/T20285-2006.
|Top Appearance Quality||Surface adopts technology without welding spots, so that to get smooth appearance.|
|Top Fire Insulation Performance||Average temperature rise of unexposed surface reaches 94.2℃, highest temperature rise at single point reaches 148.6℃, both are far away lower than the standard of not beyond 140℃ and 180℃. And the highest temperature point on door frame reaches 140.8℃, also much lower than the standard of not beyond 360℃.|
|High Fire Integrity Performance||When fire test reaches 1.5 hours the flame on unexposed surface of our fire door sustained no longer than 10 seconds.|
|Top Flexibility||All of our steel fire doors can smoothly open and close, definitely without the problem of jam or so.|
|Small Door Leaf Opening Force||Door leaf opening force of our rosewood steel fire door is no more than 66N, which is much smaller than 80N according to GB12955-2008.|
|Customized Products||Nearly all of our steel fire doors can be customized as your request.|
|Top Quality Fireproof Glass||Our standard fireproof glass is Class A composite fireproof glass, which can fulfill the demand for fire protection, high transparency, scratch resistance and sound insulation all in one.|
As standard we equip every door with galvanized steel hinges, locksets and high quality door closers. We can also send you panic push bar, fire bolts, magnetic door stoppers or other accessories as your request. Melting temperature of hardware installed in doors should be no less than 950℃.
Besides, we also have stainless steel hardware when you want.
A. Reinforcement channel is provided.
B. Glass frame and glazing bead is steel.
C. Glass is UL listed glazing material.
D. Maximum allowable glass area:2 Hours, 100 sq. in. Per door leaf (Fire lite)