Stainless Steel Door Body: Premium stainless steel material with outstanding corrosion resistance, anti-oxidation, and salt spray resistance — maintaining pristine brilliance under high-frequency commercial use, service life far exceeding standard steel doors
Heavy-Duty Pivot System: Engineering-grade heavy-duty pivot bearings specifically designed for large-size, high-weight fire-rated security doors — powerful load capacity with tens of thousands of rotation cycles tested without failure, ensuring long-term reliability for high-frequency commercial use
5-Hour Fire-Rated Structure: Interior featuring professional fire-resistant infilling materials and thermal insulation structural design — passing 1.5-hour fire rating certification, effectively blocking fire spread and high-temperature conduction during fire events
Anti-Theft Reinforced Design: High-strength stainless steel body + professional security lock system + integral pivot structure — triple protection making forced entry virtually impossible
Finished Surface Treatment: Delivered as finished product — stainless steel surface professionally treated (brushed/mirror/matte options available), premium texture, no secondary on-site processing required
Commercial-Grade Durability Standard: All materials and processes designed to commercial venue high-frequency use standards — wear-resistant, cleaner-resistant, anti-fingerprint, with simple daily maintenance

|
Parameter |
Details |
|
Brand |
DERCHI |
|
Model Number |
EX-01 |
|
Material |
Stainless Steel |
|
Special Door Type |
Security Door |
|
Design Style |
Modern |
|
Position |
Commercial |
|
Opening Method |
Push and Pull / Pivot Rotation |
|
Fire Rating |
1.5hr |
|
Feature |
Anti-Theft |
|
Surface Finishing |
Finished |
|
Warranty |
5 Years |
|
Place of Origin |
Guangdong, China |
|
Project Solution Capability |
3D Model Design, Cross Categories Consolidation, Graphic Design, Total Solution for Projects |
- Pivot rotation opening endows fire-rated security doors with modern design sensibility — farewell to traditional security door's bulky industrial appearance
- Heavy-duty pivot system bearing large-size fire-rated door panels — smooth, elegant rotation
- Central-axis rotation structure independent of wall load-bearing — adapting to various commercial building wall conditions
- Push-pull operation convenient — rapid passage during emergency evacuation
- Passing professional fire rating test — effectively blocking fire and high temperatures for 1.5 hours
- Meeting the strictest fire safety codes for commercial buildings (hotels, offices, hospitals, apartments)
- Fire-rated structure and pivot system co-designed — no door deformation or pivot failure under high temperatures
- Providing precious evacuation and rescue time for building occupants
- Stainless steel material inherently high-strength — pry and cut resistance superior to standard steel
- Integral pivot structure eliminates traditional hinge-side prying vulnerability
- Professional security lock system — resistant to technical bypass and violent attack
- Reliable assurance for commercial venue 24/7 security requirements
- 3D Model Design: Door 3D renderings provided — preview actual results before installation
- Cross Categories Consolidation: Doors, windows, hardware, accessories integrated one-stop supply — reducing multi-party coordination
- Graphic Design: Door and building facade graphic design schemes provided
- Total Project Solution: Full-process project management from requirement analysis to installation delivery
- Industry-leading 5-year comprehensive warranty commitment
- On-site inspection + on-site installation + on-site training — full-spectrum after-sales service
- Online technical support with responsive availability
- Return and replacement supported — customer rights protected
Premium Apartment Entrances: Pivot door modern design elevating apartment quality image — fire and theft protection meeting safety codes
Commercial Office Buildings: Stainless steel texture conveying professional business image — 1.5-hour fire rating meeting fire requirements
Hotel Lobbies / Guest Rooms: Heavy-duty pivot doors commanding and grand — durable under high-frequency use
Hospital Corridors / Wards: Fire safety protecting medical environments — stainless steel easy to clean meeting hygiene standards
Villa Entry: Pivot door design sense + fire and theft protection — security and aesthetics combined
Halls / Corridors: Pivot rotation not occupying passage space — smooth high-volume traffic flow
Home Office: Modern design integrating into residential environments — anti-theft protecting office security
Commercial Complexes: Cross-category consolidation solutions meeting large commercial project one-stop requirements
DERCHI brand with own factory in Henan — professional security door production qualifications
Stainless steel + pivot + fire-rated three-in-one innovative design — strong market differentiation
1.5-hour fire rating certification meeting international fire safety standards
5-year warranty commitment — industry-leading after-sales assurance system
3D model design + cross-category consolidation + graphic design — comprehensive project solutions
On-site inspection, installation, and training one-stop service — worry-free engineering delivery
Long-term global market export with extensive commercial project supply experience
Installation Process: Project requirement analysis → 3D model design + scheme confirmation → Factory custom production (20-30 days) → Professional packaging & shipping → On-site installation (including pivot system calibration + fire seal acceptance) → On-site training → Acceptance delivery
Warranty: Overall 5-year warranty; Door structure 5-year warranty; Pivot system 5-year warranty; Surface treatment 5-year warranty; Lock accessories 3-year warranty
After-Sales Service: Online technical support; On-site inspection service; On-site installation service; On-site training service; Return and replacement supported
Maintenance Tips: Monthly wipe door surface with stainless steel-specific cleaner; lubricate pivot bearings quarterly; inspect fire seal strip integrity annually; avoid chlorine-containing cleaners contacting stainless steel surface
PACKING







