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    Steel Stiffened Door (Insulated)

    Steel Stiffened Door’s highly robust construction, above average impact resistance, optimal thermal insulation and sound attenuation characteristics make them ideal for openings where rough usage and high traffic are considerations such as – Schools, healthcare, offices, commercial establishments, public sector construction and manufacturing buildings.

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    Areas of Application

    • Office
    • Industry
    • Power-Plant
    • Oil Field
    • Recording Studio
    • Stadium
    • Motel/Hotel
    • Healthcare
    • Institution
    • Public Utility
    • Factory
    • Warehouse

    Key Features

    • Highly Economical and Environmental Friendly
    • Cold Rolled Steel, Metallic Coated as per ASTM A 792 Standard offering Superior corrosion resistance
    • 20GA Vertical Stiffeners placed at ideal intervals offering exceptional rigidity and stiffness
    • Rockwool Insulation between adjacent Stiffeners to limit Thermal and Sound Transmission
    • Temperature Rise Rating upto 450°F @ 30 minutes on unexposed face of the Door
    • Up to 180* Minutes Fire Integrity
    • Tested to UBC 7-2, ANSI/UL 10B, 10C (Positive Pressure Test Standard) or BS 476 Part 22 Standard
    • Sound Transmission Class: STC 38 (Operable)
    • Thermal Characteristics: U Factor – 0.7, R Factor – 1.42
    • Mechanically interlocked vertical edge seam construction for added structural strength
    • 1-3/4” thick Door Leaf suited for wider selection of builders hardware
    • Suited for light, medium, heavy duty and extra-heavy duty usage
    • 16GA Inverted end channels welded to both face sheets
    • Factory Powder Coated
    • 8GA Galvanized Steel Hinge Reinforcement and 13GA Galvanized Steel Closer Reinforcement

    Door Performance Level Chart

    Model Type Gauge Metric
    (in mm)    		 Physical Endurance
    (Cycle Testing)
    LEVEL 1 – LIGHT COMMERCIAL DUTY
    1 FULL FLUSH 18 1.2 1,000,000 Cycles
    2 SEAMLESS 18 1.2 1,000,000 Cycles
    LEVEL 2 – HEAVY COMMERCIAL DUTY
    1 FULL FLUSH 16 1.5 2,000,000 Cycles
    2 SEAMLESS 16 1.5 2,000,000 Cycles
    LEVEL 3 – EXTRA HEAVY COMMERCIAL DUTY
    1 FULL FLUSH 14 2.0 2,500,000 Cycles
    2 SEAMLESS 14 2.0 2,500,000 Cycles

    Resources

    Download Datasheet