
Steel Fire Rated Door
The Steel Fire Rated Door is manufactured with steel door frames, door leaf skeletons and steel face panels, then filled with non-toxic fire-resistant insulation material and matched with fire rated hardware. It is designed for reliable compartmentation in commercial, residential and public building projects.
Key Features
- Fire integrity options of 90min, 60min and 30min
- 0.8-1.0mm galvanized steel door leaf with 50mm thickness
- 1.2-1.5mm galvanized steel frame with one-piece formed structure
- High-density environmentally friendly fire core board
- Independently developed fire-resistant core material
- Multiple finishes including powder coating, wood grain transfer, film-coated steel and stainless steel
Product Overview
Certified Steel Fire Door Assembly
This door system combines galvanized steel structure, fire-resistant door core material and matched fire rated hardware to provide reliable fire compartment performance for everyday building openings.
Stable Door Leaf and Frame
The door leaf uses 0.8-1.0mm galvanized steel plate with a 50mm thickness, while the frame uses 1.2-1.5mm galvanized steel plate in a one-piece formed structure for consistent installation quality.
Flexible Project Finishes
Surface treatments can include electrostatic powder coating, wood grain transfer, film-coated steel plate and stainless steel, allowing the same fire rated system to match different architectural styles.
Applications
Commercial buildings
Office buildings
Residential projects
Public corridors
Fire compartment openings
Service rooms and utility areas
Product Views



Our Advantages
Multiple fire integrity ratings for different project requirements
Steel structure with reliable fire-resistant core filling
One-piece formed frame improves installation stability
Finish options support both functional and decorative applications
Complies with GB12955-2024 Fire Doors standard
Technical Data
| Fire Performance | Fire integrity ≥90min / ≥60min / ≥30min |
| Door Leaf Material | 0.8-1.0mm galvanized steel plate |
| Door Leaf Thickness | 50mm |
| Door Leaf Filling | High-density environmental fire core board |
| Core Material | Independently developed fire-resistant core |
| Frame Material | 1.2-1.5mm galvanized steel plate |
| Frame Structure | One-piece formed structure |
| Hinge Plate | ≥3.0mm |
| Surface Treatment | Powder coating, wood grain transfer, film-coated steel, stainless steel |
| Standard | GB12955-2024 Fire Doors |
| Reinforcement Without Screw Holes | ≥1.2mm |
| Reinforcement With Screw Holes | ≥3.0mm |
Packaging
Standard export packaging according to door size, finish and hardware configuration
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