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|Material:||Galvanized Steel||Fire Rating:||30/60/90/120 Min|
|Finish:||Prime Paint, Powder Coating, Wood Grain||Thickness Of Door Leaf:||40/45mm|
|Thickness Of Steel Sheet For Door Leaf:||20-18-16 Ga.||Thickness Of Steel Sheet For Door Frame:||18-16-14 Ga.|
|Infilling:||Perlite Board; Honeycomb Paper, Mineral Core||Glass:||UL Listed Fireproof Glass|
|Opening Force:||66-68 N||Opening Type:||Swing Open|
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.These doors can be used in high-rise buildings, metro railway stations, telecom centers, power plants, cellular network stations, garment processing units, shopping malls, industrial plants, multiplexes, hotels, auditoriums, software parks, restaurants, etc.
The door sashes thickness by us are normally 40 to 45mm for US standard doors. For BS standard doors the thickness varies from 45mm to 70mm as per different fire ratings. The doors are normally installed in masonry walls.
For pair doors popular sizes by us are 6’X7’ and max. 8’X8’. For single doors popular sizes by us are 3’X7’ and max. 4’X8’. We can aslo customize various sizes for you.
As far as the finish is concerned, we make "Powder Coating" as our most popular surface treatment. The colors can be customized according to RAL systems all by our customers.
Besides, we also supply you with doors with "Prime Paint" or "Wood Grain"finishes. Please just exchange your requests with our technicians. And stainless steel finish is also available by us.
|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.
Besides, the density of our fireproof perlite board is in top quality, originally it reaches 472.6kg/m3, by drying treatment it still remains457.3kg/m3, which are both great higher than the standard of 420kg/m3.
|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.|
· Top and bottom of doors shall be reinforced with continuous 16-gauge steel channels, spot welded to both sides of doors.
· 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.
· Doors shall be reinforced for all surface type hardware. Drilling and tapping of surface hardware to be done in the field by the erector.
Fire doors with glass lites:
A. Reinforcement channel is provided.
B. Glass frame and glazing bead is steel.
C. Glass is UL listed glazing material, popular size is 200X600X5 mm.
D. Maximum allowable glass area:3 Hours, 100 sq. in. Per door leaf (Fire lite)
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, vision panels or other accessories as your request. All of our hardware and accessories are UL listed to garantee the quality.
Besides, we also have stainless steel hardware when you want.
Package method is vital to ensure the safety and to avoid any damage in transportation, so we values very much the correct package.
Standard: PE Paper+Double Layer Strong Carton or wooden pallet
We can also pack doors and frames as your request, just exchange the details with us.