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| Company Info. |
| Quanzhou Ridge Steel Structure Co.,Ltd. |
| Verified Supplier |
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Our prefabricated steel buildings combine advanced engineering, efficient manufacturing, and international export experience.
From initial design to final shipment, every project is carefully controlled:
1. Professional Engineering
Our engineers design each building according to project
requirements, including dimensions, local climate conditions, and
structural loads.
2. Factory Manufacturing
All steel components are produced in our factory with precise
cutting, welding, drilling, and surface treatment.
3. Easy Transportation & Installation
The complete structure is packed efficiently into containers and
assembled on-site with bolted connections.
4. Quality You Can Trust
Before delivery, all components are inspected to ensure accuracy
and smooth installation.
A prefabricated steel building from us means faster construction, lower cost, and dependable long-term performance.
| Category | Component Name | Function | Standards/Notes |
|---|---|---|---|
| Primary Load-Bearing Members | Columns (Vertical) | Support vertical loads | High-strength low-alloy steel |
| Primary Load-Bearing Members | Beams (Horizontal) | Carry floor/roof loads | H-section, I-section most common |
| Primary Load-Bearing Members | Trusses | Long-span roof support | Triangular/parallel chord designs |
| Primary Load-Bearing Members | Bracings (Diagonal) | Resist wind/seismic forces | X/K-type configurations |
| Secondary Members | Purlins (Roof) | Support roof panels | Thickness: 1.5-3.0 mm |
| Secondary Members | Girts (Wall) | Support wall cladding | Spacing: 1.0-2.0 m |
| Connections & Fasteners | High-Strength Bolts | Member connections | M16-M30 common |
| Connections & Fasteners | End Plates | Beam-column joints | Pre-drilled bolt holes |
| Connections & Fasteners | Shear Studs | Steel-concrete composite action | Welded to beams for floor slabs |
| Enclosure Systems | Roof Panels | Weather protection | Standing seam/corrugated types |
| Enclosure Systems | Sandwich Panels (Walls) | Insulation + cladding | Fire rating: A2/B1 |
| Enclosure Systems | ALC Panels (Floors/Walls) | Fire/thermal insulation | Density: 550-650 kg/m³ |
| Accessories | Base Plates | Column-to-foundation transfer | Anchored with cast-in bolts |
| Accessories | Stair Modules | Prefabricated access | Integrated handrails (S304 stainless) |
| Accessories | Crane Rails | Overhead crane support | Welded to column brackets |
Location: Ottawa Valley, Ontario, Canada
Building Type: Agricultural Machinery Repair Workshop
Building Area: 480㎡ (16m * 30m)
Eave Height: 4.5m
Ridge Height: 6.0m
Application: Farm equipment repair, maintenance, and winter storage
The client needed a practical and reliable workshop that could provide:
A customized prefabricated steel building solution was designed according to local climate conditions and project requirements.
| Item | Specification |
|---|---|
| Structure | Portal frame steel structure with welded H-section steel |
| Design | Clear span design for agricultural machinery operation |
| Wall System | 75mm Rock Wool Sandwich Panels |
| Roof System | 100mm Rock Wool Sandwich Panels with anti-condensation layer |
| Doors | 1 * Electric Roller Door (4.5m * 5.0m) |
| Personnel Door | 1 * Door (3.0m * 3.0m) |
| Foundation | Helical pile foundation suitable for frozen soil conditions |
The project timeline depends on the building size, design complexity, and destination.
Typical process:
Most standard steel building projects can be delivered within 10–14 weeks after order confirmation.
Yes.Our engineering team provides a complete structural solution, including:
The design can be customized according to your project requirements and local wind, snow, and seismic conditions.
Yes, we can provide installation support according to your requirements.
Options include:
Our bolted steel structure system is designed for efficient assembly with local labor.
We provide customized prefabricated steel buildings for:
A complete steel building package may include:
The package can be customized based on your project needs.
Quality control is carried out throughout the manufacturing process:
All components are checked before delivery to ensure smooth installation on site.
To provide an accurate quotation, please share:
If drawings are available, please send them for a more accurate proposal.
"I didn't think I'd be writing a testimonial for a Chinese steel shed, but here we are. To be completely honest, I went with you because the price was 30% under the local quote and I figured even if it was 'good enough', I'd be ahead. What I got was frankly better than the Australian-made shed I put up in 2019. The coating is holding up beautifully through two Queensland wet seasons, the roller doors are smoother, and the natural ventilation design means my hay comes out of storage in visibly better condition. Colour me surprised — and converted. I've told my neighbour, and he's already asked for your contact."
"Honest feedback: the energy performance data speaks louder than anything I can say. Our third-party energy auditor measured the new cold store at 12% lower kWh per cubic meter than the Norwegian-built facility we opened three years ago. The thermal bridge detailing at the column bases and door frames — something we flagged during the drawing review — was executed to a standard we frankly did not expect. If your next Nordic client wants a reference call, put them in touch. I will take that call."
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