As a leading fire-rated door manufacturer, Yuankai supplies high-performance UL-certified steel fire doors designed for superior fire protection in commercial, industrial, and institutional buildings. Below, we explore the different types of UL-listed steel fire doors and their key features.
1. Standard UL Fire-Rated Steel Doors
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Ratings: 20/45/60/90/180 minutes (UL 10C & ASTM E119 tested).
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Core Material: Mineral wool or fire-resistant composite core.
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Applications:
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Office buildings
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Schools & hospitals
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Stairwells & corridors
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Key Features:
✔ 3-hour fire resistance (UL 180-minute rating available).
✔ Smoke and draft control (optional gasketing).
✔ Customizable finishes (powder-coated, stainless steel, or galvanized).
2. UL-Rated Hollow Metal Fire Doors
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Construction: Steel frame + reinforced steel skin.
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Fire Ratings: 45/60/90 minutes (UL 10B & UL 10C compliant).
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Best For:
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High-traffic areas (hospitals, airports).
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Security-sensitive locations (banks, data centers).
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Advantages:
✔ Impact-resistant for enhanced durability.
✔ Soundproofing options (STC ratings available).
✔ Compatible with panic hardware (for emergency exits).
3. UL-Certified Fire-Rated Security Doors
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Dual Certification: UL fire rating + forced-entry resistance (ANSI/BHMA).
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Fire Ratings: 60/90/180 minutes (tested per UL 10C & ASTM E119).
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Common Uses:
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Government facilities
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Financial institutions
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High-security industrial sites
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Security Enhancements:
✔ Multi-point locking systems.
✔ Reinforced steel construction (12-16 gauge).
✔ Ballistic-resistant options (UL 752 tested).
4. UL Fire-Rated Rolling Steel Doors
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Fire Ratings: Up to 4 hours (UL 263 tested).
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Mechanism: Motorized or manual rolling shutter.
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Ideal For:
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Warehouse loading docks
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Parking garages
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Industrial fire barriers
- UL steel fire door
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Key Benefits:
✔ Space-saving design (rolls into a compact overhead compartment).
✔ Impact-resistant slats (for added security).
✔ Smoke & heat venting options.
5. UL Fire-Rated Double Egress Doors
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Design: Two doors in one frame (swing both ways).
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Fire Ratings: 60/90 minutes (UL 10C compliant).
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Best Applications:
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Hospitals & healthcare facilities
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Schools & public buildings
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Features:
✔ Smooth dual-direction operation.
✔ ADA-compliant accessibility.
✔ Acoustic insulation (optional).
6. UL Fire-Rated Blast & Ballistic Doors
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Certifications: UL fire rating + explosion resistance (DOE/ISC standards).
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Fire Ratings: 60/90/180 minutes (UL 10C + blast testing).
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Used In:
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Military & defense facilities
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Oil & gas plants
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High-risk government buildings
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Protection Levels:
✔ Blast-resistant (up to 15 psi).
✔ Bullet-resistant (UL 752 Level 1-8).
✔ Fireproof + forced-entry protection.
Why Choose Yuankai for UL Steel Fire Doors?
✅ Full UL certification (tested by accredited labs).
✅ Custom fire ratings (20 min to 4 hours).
✅ Engineered for security, soundproofing, and blast resistance.
✅ Global compliance (meets IBC, NFPA, and local building codes).
Looking for a UL-Certified Fire Door Supplier?
Contact Yuankai Fire Rated Door Supplier for high-performance, code-compliant steel fire doors tailored to your project’s needs.
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