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High-quality steel construction for reliable fire protection and long-term durability
Reinforced internal structure helps resist warping and deformation under high temperatures
Heavy-duty hinges ensure smooth operation and extended service life
Smooth, professional surface finish suitable for commercial and industrial projects
Factory-applied anti-rust primer ready for painting or custom finishing
Ideal for corridors, stairwells, utility rooms, warehouses, factories, offices, and public buildings
Available in multiple sizes, fire ratings, and hardware configurations
OEM and ODM customization supported for different market requirements
Stable manufacturing capacity for wholesale orders and large-scale projects
Suitable for distributors, importers, contractors, builders, and project developers worldwide
Parameter | Specification Details |
|---|---|
Fire Rating | 20 minutes / 45 minutes / 60 minutes / 90 minutes / 120 minutes / Up to 180 minutes (3 hours) |
Door Leaf Thickness | Standard 1-3/4" (approx. 44.5mm) or 2" (approx. 50mm) |
Door Leaf Material | 18-gauge (1.2mm) or 20-gauge (1.0mm) Galvannealed Steel / Galvanized Steel |
Door Frame Material | 16-gauge (1.6mm) or 14-gauge (2.0mm) Galvannealed Steel / Galvanized Steel |
Core Material | Kraft Honeycomb or Steel Stiffened - Designed for non-insulated requirements |
Surface Finish | Primer coat / Industrial-grade Powder coated (Supports custom RAL colors) |
Standard Sizes | 3'0" x 6'8" (36"x80") / 3'0" x 7'0" (36"x84") / 4'0" x 8'0" (48"x96") and custom sizes |
Frame Type | Knock-Down (KD) Frame / Welded Frame (Suitable for drywall or masonry) |
Hardware Prep | Standard cutouts and internal reinforcement plates for hinges, closers, panic bars, mortise locks, etc. |
Optional Accessories | Vision Lite Kit / Louver / Anti-jimmy lip |
Certifications | Compliant with UL, CE, WHI (Warnock Hersey), NFPA 80, ANSI/SDI A250.8 standards |
Our non-insulated steel doors are engineered to solve the most pressing challenges faced by contractors, architects, and facility managers. By focusing on structural resilience and rapid deployment, we deliver a product that streamlines project timelines while guaranteeing long-term operational excellence.
Rapid Deployment Architecture: Pre-punched and factory-prepared hardware locations drastically reduce on-site modification time, allowing installation crews to move swiftly from opening to opening.
Exceptional Torsional Rigidity: The specialized core bonding process prevents delamination, ensuring the door maintains its precise shape and operational smoothness under constant, heavy-duty usage.
Acoustic and Tactile Excellence: The solid internal construction dampens the hollow metallic echo typically associated with standard steel doors, providing a premium acoustic experience upon closure.
Corrosion Resistance: Premium galvannealed steel inherently resists oxidation, protecting your investment even in humid or chemically aggressive environments without premature degradation.
Seamless Integration: Clean architectural lines and exact manufacturing tolerances mean the door sits perfectly flush within its frame, eliminating drafts and light leaks for a polished final appearance.
When sourcing life-safety infrastructure, compliance and reliability are non-negotiable. Our single-leaf doors provide absolute peace of mind for building inspectors, facility owners, and occupants alike. Engineered to strictly adhere to NFPA 80 standards, these doors have undergone punishing thermal and structural tests by globally recognized bodies such as UL, CE, and WHI.
Authentic Fire Labels: Every door is shipped with a verifiable fire label, ranging from 20 minutes to a maximum of 180 minutes, streamlining the building inspection and handover process.
Smoke and Flame Containment: Precision-engineered clearances ensure that when exposed to extreme heat, the door acts as an impenetrable barrier, halting the spread of deadly smoke and fire.
Code Compliance: Fully meets the stringent requirements for commercial high-rises, industrial complexes, and institutional facilities, mitigating legal and safety liabilities.
Structural Integrity Under Fire: Designed to resist the immense pressure differences and thermal bowing that occur during a severe fire event.
The foundation of any heavy-duty commercial door lies in its metallurgical composition and internal architecture. We utilize premium A40/A60 Galvannealed Steel, a material specifically chosen for its superior rust-inhibition and exceptional primer adhesion compared to standard galvanized alternatives. This ensures the door withstands the rigors of high-traffic commercial environments without succumbing to structural fatigue.
High-Strength Core Options: Choose between a densely packed Kraft Honeycomb core for exceptional impact distribution or a Steel Stiffened core for maximum vertical rigidity.
Weight Optimization: By eliminating unnecessary insulation where thermal control is not required, we reduce the dead weight on the hinges, prolonging the lifespan of the entire door assembly.
Thermal Deformation Resistance: The internal bonding and stiffening techniques are engineered to prevent the steel skins from warping or buckling when subjected to sudden temperature spikes.
Dent and Vandal Resistance: The robust 18-gauge or 20-gauge steel face sheets provide a formidable defense against carts, equipment, and daily heavy impacts.
No two construction projects are exactly alike, which is why rigidity in manufacturing is the enemy of architectural design. As a dedicated supplier, we offer unparalleled flexibility to ensure our doors fit your exact rough openings, down to the millimeter. Whether you are retrofitting an older industrial space or outfitting a cutting-edge commercial tower, our production lines adapt to your specific dimensional requirements.
Industry Standard & Custom Profiles: Readily available in standard 3070, 3068, and 4080 configurations, with full capabilities for non-standard, custom-tailored dimensions.
Vision Lite Integration: Enhance safety and visibility in busy corridors by incorporating UL-listed fire-rated glass vision panels, customized to your required size and placement.
Ventilation Solutions: Optional fire-rated louvers can be seamlessly integrated to allow airflow in mechanical rooms while maintaining strict fire code compliance.
Color Matching: Beyond standard primer, we offer industrial-grade powder coating in any RAL color, allowing the door to blend seamlessly with your interior design palette.
A fire door is only as effective as the hardware that secures it. Procurement teams and security consultants require doors that seamlessly integrate with complex access control and life-safety mechanisms. Our non-insulated steel doors are engineered from the inside out to accommodate the most demanding commercial hardware schedules without the need for risky on-site modifications.
Pre-Welded Reinforcements: Heavy-duty internal steel plates are factory-welded at all critical stress points, ensuring hinges, closers, and panic bars remain firmly anchored over decades of use.
Universal Compatibility: Precision-cut hardware preps perfectly accommodate standard mortise locks, cylindrical locks, and advanced electronic access control systems.
Forced Entry Protection: The combination of rigid steel construction, optional anti-jimmy lip, and seamless edge design provides a formidable barrier against unauthorized access and break-ins.
Hinge Integrity: Designed to accept anti-jimmy hinge bolts, preventing the door from being removed even if the hinge pins are compromised by intruders.
Commercial and industrial doors no longer need to sacrifice visual appeal for the sake of durability. We employ advanced manufacturing techniques to ensure that the final product meets the high aesthetic standards demanded by modern architects and property developers. The tactile smoothness of the finish and the clean, architectural lines elevate the perceived value of the entire facility.
Advanced Projection Welding: This highly controlled assembly technique eliminates the unsightly dimpling and weld marks common on inferior steel doors, resulting in a perfectly flat, pristine surface.
Seamless Edge Options: For environments requiring the highest level of hygiene and visual cleanliness, we offer fully welded and ground seamless edges that leave no visible seams.
Superior Primer Adhesion: The factory-applied rust-inhibiting primer is baked on to ensure maximum adhesion, providing a flawless, ready-to-paint canvas for the final contractor.
Flawless Powder Coating: Opt for our factory powder-coated finish for a hardened, scratch-resistant surface that will not peel, flake, or fade, even under harsh fluorescent lighting or UV exposure.
Time is the most expensive commodity on any job site. We have engineered our door and frame systems specifically to eliminate installation bottlenecks, directly addressing the pain points of general contractors and installation crews. By ensuring precise tolerances and offering versatile framing solutions, we drastically reduce the man-hours required per opening.
Versatile Frame Configurations: Choose from Knock-Down (KD) frames for rapid assembly in drywall partitions or fully welded frames for robust masonry applications.
Precision Clearances: Factory-engineered with exact 1/8" door-to-frame clearances, ensuring a perfect fit right out of the crate without the need for excessive shimming or adjustment.
Comprehensive Anchoring: Supplied with a full suite of adjustable expansion bolts, masonry anchors, or drywall clips to suit any wall condition imaginable.
Reversible Design Options: Certain configurations offer non-handed designs, providing ultimate flexibility on-site and reducing the risk of ordering errors.
Smart procurement is about maximizing long-term return on investment. When evaluating the lifecycle of commercial openings, our non-insulated steel fire doors present an undeniable economic advantage. Unlike wood that splinters or aluminum that dents easily, our heavy-gauge steel construction is designed to endure the relentless punishment of high-traffic environments with virtually zero upkeep.
Exceptional Durability: Impervious to moisture, rot, and pest infestation, ensuring the structural core remains intact for the lifetime of the building.
Minimal Upkeep: The robust surface treatments and heavy-duty hardware reinforcements mean facility managers spend less time and money on repairs, repainting, and sagging hinge adjustments.
Operational Consistency: The rigid frame and leaf construction prevent the door from sagging or binding over time, ensuring smooth, ADA-compliant operation year after year.
Cost-Effective Safety: By focusing on essential fire-containment features without unnecessary insulation, this door offers the most financially efficient path to full fire code compliance for stairwells, corridors, and utility rooms.
Partnering with the right manufacturer is critical to the success of your large-scale projects. We do not merely supply doors; we deliver engineered life-safety solutions backed by decades of metallurgical expertise and manufacturing excellence. Our commitment to quality control ensures that every product leaving our facility performs flawlessly in the field.
Unmatched Production Capacity: Our highly automated manufacturing lines are capable of fulfilling high-volume orders with strict adherence to tight project deadlines.
Stringent Quality Assurance: Every door undergoes rigorous multi-point inspections, from raw material thickness verification to final hardware prep alignment, guaranteeing zero defects upon delivery.
Global Export Expertise: With extensive experience in international logistics, we ensure your materials are securely crated, shipped, and delivered to your site in pristine condition, anywhere in the world.
Dedicated Engineering Support: Our in-house technical team works directly with your architects and project managers to resolve complex scheduling, sizing, and hardware compatibility challenges before manufacturing begins.
Galvannealed steel undergoes an additional annealing process after being zinc-coated, creating a robust zinc-iron alloy surface. This results in a harder, more scratch-resistant finish that offers significantly better adhesion for primer and paint compared to standard galvanized steel, ensuring a longer-lasting, flake-free finish in demanding commercial environments.
While the heavy-duty steel and corrosion-resistant coatings are robust enough to withstand the elements, non-insulated doors are primarily recommended for interior applications—such as stairwells, corridors, and mechanical rooms—where temperature transfer is not a concern. For exterior envelopes requiring thermal breaks, an insulated core would be the more appropriate specification.
KD frames are shipped in three pieces (two jambs and a header) and are designed to seamlessly interlock during installation, making them highly efficient for slipping over existing drywall partitions. Welded frames are factory-assembled and ground smooth, providing maximum structural rigidity, making them the preferred choice for new masonry builds or heavy industrial applications.
Yes. While we offer standard ANSI/SDI hardware preps, our advanced CNC machining capabilities allow us to create precise, custom cutouts and internal reinforcements for specialized electronic strikes, concealed closers, and proprietary access control hardware based entirely on your specific project hardware schedule.
Every fire-rated door and frame is physically affixed with a permanent, embossed metallic fire label from a certified testing agency (such as UL, WHI, or CE). Additionally, we provide comprehensive certificates of compliance and technical data sheets with your shipment to ensure smooth and immediate approval from local authorities having jurisdiction (AHJ).
