Steel Fire Door Construction

Steel Fire Door Construction

Steel Fire Doors is based on steel material to make the door and frame. As there are many international standards ref to steel fire door and each of them has different construction. Here we figure out the most popular UL standard steel fire door construction.
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Steel Fire Doors is based on steel material to make the door and frame. As there are many international standards ref to steel fire door and each of them has different construction. Here we figure out the most popular UL standard steel fire door construction.


UL standard is most popular the all countries and even Warnock Hersey also follows UL standard to test fire doors.  

According to different function, steel fire doors have been divided:

  • Hollow Metal Door

  • Steel stiffened Fire Door

  • Hurricane Door

  • Bullet proof Door

  

--- Hollow Metal Door   

  • Door thickness is 1 3/4 Inches

  • Face skins available Steel sheet thickness 18 or 20 Gauge;

  • Top & Bottom Channels 16 Gauge.

  • Filling core: Honeycomb core, Insulated Polystyrene, Mineral core, etc.

  • Reinforcement: for lock, door closer, hinge, vision panel, kick plate and other special requested parts.

  • Prep cut ready for hardware.

  • For insulation doors: Temperature Rise doors offer the maximum in fire and life safety as they feature either 250°F (121°C) or 450°F (232°C) ratings.

  •  Fire ratings are available from 20 minutes through 3 hours.

 

 

--- Steel Stiffened Door  

  • Door thickness is 1 3/4 Inches

  • Face skins available Steel sheet thickness 16 or 18 Gauge;

  • Top & Bottom Channels 16 Gauge.

  • Stiffened: 22 Gauge

  • Filling core: Fiberglass Insulated Between Stiffeners

  • Reinforcement: for lock, door closer, hinge, vision panel, kick plate and other special requested parts.

  • Prep cut ready for hardware.

  • For insulation doors:  Temperature Rise doors offer the maximum in fire and life safety as they feature either 250°F (121°C) or 450°F (232°C) ratings.

  • Fire ratings are available from 20 minutes through 3 hours.

 

Door Design More Option


Asico door offers opening solution for hotel, apartment, hospital and other commercial buildings. 



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