Custom Low-Cost Prefabricated Heavy ASTM Steel-Structure Building Welding Cutting Office Factory Workshop Warehouse
Custom Low-Cost Prefabricated Heavy ASTM Steel-Structure Building Welding Cutting Office Factory Workshop Warehouse
Quanzhou Ridge Steel Structure Co., Ltd – Your Global Partner for Premium Steel Structures
Established in Fujian, China, Quanzhou Ridge Steel Structure Co., Ltd brings over two decades of expertise as a specialized manufacturer and exporter of high-quality steel structures. With a strong global footprint, we have successfully executed 1,820 projects across the world, totaling 7.6 million square meters in construction area.
What We Offer:
- Advanced Manufacturing: Two state-of-the-art factories covering 21,000 m², with an annual output of 20,000 tons.
- Wide-Ranging Applications: From industrial warehouses, manufacturing workshops, and commercial complexes to agricultural buildings and modern office spaces.
- Tailored Designs: We deliver customized, economical, and efficient steel structure solutions designed to fit specific project requirements.
Why Work With Us?
- ✅ Rich Experience: Recognized worldwide for creative engineering and dependable project delivery.
- ✅ Uncompromised Quality: Rigorous quality management guarantees structural integrity, safety, and adherence to global standards.
- ✅ International Presence: Proven track record of satisfied clients and long-term partnerships around the globe.
We invite both new and recurring customers to explore collaboration opportunities. Reach out to Quanzhou Ridge Steel Structure Co., Ltd to discuss how we can support your next project!
Core Component Summary
Primary Frame: Steel Columns, Roof Beams/Trusses (Portal Frame), Crane Beams (if used).
Stability System: Roof Bracing, Vertical Bracing, Tie Rods/Struts.
Secondary System: Roof Purlins, Wall Girts (with Bridging).
Critical Connections: Gusset plates, HSFG bolts, welds, anchor rods.
Cladding Support: Purlin/Girt system.
Special Components: Wind Columns, Knee Braces, Crane Runway Bracing.
Actual design varies based on span, height, crane capacity, loading, seismic zone, codes (AISC, Eurocode, GB), etc.
Connection design is critical for structural integrity.
Corrosion protection (galvanizing/painting) and fire protection (intumescent coatings/boards) are mandatory.
Professional structural design and certification are essential.
| Main Parts | Item Name | Specification |
| Main Steel Frame | Steel Column | Q235B, Q345B (H shape, Box, Steel pipe, Hot rolled sheet) |
| Steel Beam | Q235B, Q345B (H shape, Steel Truss, Hot rolled sheet) | |
| Supporting System | Brace | Q235B, Q345B(Steel rod, Steel pipe, Angle steel) |
| Roof Purlin | C or Z shape, Steel purlin | |
| Wall Purlin | Q235B, Q345B(C or Z shape, Steel purlin) | |
| wall& roof | wall | Single colorful steel sheet, Sandwich panel with EPS, Rock wool, PU, Glass wool etc., |
| roof | Single colorful corrugate steel sheet, Sandwich panel with EPS, Rock wool, PU, Glass wool etc., | |
| thinckness | 50-250mm | |
| Accessories | Bolts | Ordinary, High strength |
| Gutter | Galvanized Steel plate, Stainless steel | |
| Windows | Aluminum alloy-Glass, Aluminum alloy-shutter, PVC | |
| Doors | Sliding or Rolling door Material customized | |
| Downpipes | PVC pipe, Color steel pipe | |
| Edge Cover | Made of color steel sheet thickness 0.5mm (customized) | |
| Ventilator | Stainless steel | |
| Crane | Crane in 5 tons to 20 tons(As required) |
To prepare a quote, please share your design drawings. If you don't have drawings yet, provide these details so we can design and quote for you:
Location: Country/Area
Size: Length (mm) x Width (mm) x Height (mm)
Roof Load: ______ kN/m²
Wind Load: ______ kN/m² or ______ km/h or ______ m/s
Snow Load: ______ kN/m² or ______ mm
Earthquake Level: ______
Building Use: ______
Brick Walls? (Yes/No, Height if yes: 1.2m or 1.5m)
Insulation: Panel Type ______, Material ______, Thickness ______
Doors: Quantity ______, Size: ______ mm (W) x ______ mm (H)
Windows: Quantity ______, Size: ______ mm (W) x ______ mm (H)
Crane? (Yes/No, Quantity ______, Max. Weight ______ tons, Max. Height ______ m if yes)
Other: Skylights, ventilators, or other accessories needed?
Feel free to contact me with any questions. With over 20 years of experience in global markets (like America, EU, Middle East, Africa, SE Asia, Russia), I'll help you find the best solution for your project.
Key Features & Advantages of RIDGE Steel Structures
1. Exceptional Strength & Safety
- - Resists Grade 8 earthquakes (high seismic zones).
- - Withstands winds up to 35m/s.
- - Fire, sound, and temperature insulation for enhanced safety and comfort.
2. Long-Term Durability
- - 50+ year lifespan with minimal maintenance.
- - Advanced corrosion protection and weather-resistant steel tech.
3. Eco-Friendly & Sustainable
- - 100% recyclable materials – near-zero waste production.
- - Energy-efficient manufacturing and construction.
4. Speed & Efficiency
- - Fast-track construction (prefabricated components).
- - Saves 30-50% time vs. traditional methods.
5. Design Flexibility
- - Custom layouts, colors, and architectural profiles.
- - Wide spans up to 36m (column-free spaces).
6. Cost-Effectiveness
- - Lower labor/installation costs + long-term ROI.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.













