Prefab Steel Warehouse with Fast Installation Q235B Q355B Material
| Raw Steel Material | Q235B, Q355B, ASTM A36 |
| Application | Steel Workshop, Steel Structure Platform, Structural Roofing, Frame Part |
| Surface Treatment | Painting or Hot-DIP Galvanized |
| Service Life | 50 Years |
| Wall and Roof | Steel cladding sheet, Sandwich Panel |
| Columns & Beams | H-Section Steel |
| Shot Blasting Level | SA 2.5 |
| Certification | CE, AISC, SGS, BV, ISO, GB |
| Installation | Engineer Guidance on Site |
| Drawing | CAD, TEKLA, 3D Model, PKPM, BIM |
| HS Code | 9406900090 |
| Transport Package | Standard Export Package or Customer's Requirement |
| Production Capacity | 30000ton/Year |
| Features | Prefab Steel Structure, Large Span, Multi-Floor |
| Connection Form | Bolt Connection |
| Parapet Wall | As Requested |
- Fast construction speed: Factory prefabrication enables simple on-site installation, significantly reducing construction time
- Construction flexibility: Adaptable to various complex environments and conditions
- High engineering quality: Factory manufacturing ensures precise fabrication and quality control
- Superior seismic performance: High strength and ductility of steel provides excellent earthquake resistance
- Eco-friendly construction: Zero-waste production reduces construction waste and environmental impact
| Component | Specification |
|---|---|
| Main Steel Frame | |
| Column | Q235, Q355 Welded H Section Steel |
| Beam | Q235, Q355 Welded H Section Steel |
| Secondary Frame | |
| Purlin | Q235 C and Z purlin |
| Knee bracing | Q235 Angle Steel |
| Tie Bar | Q235 Circular Steel Pipe |
| Bracing | Q235 Round Bar |
| Column and Horizontal Bracing | Q235 Angle Steel, Round Bar or Steel Pipe |
| Maintenance System | |
| Roof Panel | EPS Sandwich Panel / Fiber Glass Sandwich Panel / Rock Wool Sandwich Panel / PU Sandwich Panel / Steel Sheet |
| Wall Panel | Sandwich Panel / Corrugated Steel Sheet |
| Accessories | |
| Window | Aluminium Alloy Window / PVC Window |
| Door | Sliding Sandwich Panel Door / Rolling Metal Door / Personal Door |
| Downspout | PVC |
| Structure Usage | Up to 50 years |
| Finishing Options | Vast array of colors and textures available |
| Paint Options | Alkyd painting, two primary painting, two finish painting (gray paint, red paint, white paint, epoxy zinc etc.) Or Galvanized |
- Professional design: Customized drawings and steel usage calculations
- Exquisite craftsmanship: Skilled production with advanced equipment
- One-stop service: Comprehensive solutions from design to installation
- Quality control: Strict adherence to international standards
- After-sales service: Quick response and maintenance support
Qingdao Ruly Steel Engineering Co., Ltd is a professional steel structure fabrication and engineering company located in Qingdao, China. We integrate steel structure design, research and development, manufacturing and installation for various project types including prefabricated steel workshops, warehouses, logistics parks, high-rise buildings, exhibition centers, stadiums, and industrial facilities.
Our 35,000 square meter facility includes 20,000 square meters of plant space with over 100 employees and monthly production capacity exceeding 1500 tons. We produce various steel components including light/heavy H steel, BOX steel, large diameter submerged arc straight-weld pipes, and structural fittings.
Certified to ISO9001, ISO14001, and GB/T28001 standards with ASTM and SGS certifications, we maintain strict quality control throughout our operations.
- Raw material quality control: Thickness tolerance
- Fabrication quality control: 100% dimension testing, 20% ultrasonic and magnetic powder welding tests
- Surface treatment: Shot blasting grade SA 2.5, paint primer within 5 hours, DFT >75UM
- Pre-assembly testing: Verification of all connection details
- Standard sea freight packaging: Reinforced packaging for all components
- 40' HQ container loading: Optimized space utilization
- Professional loading team: Skilled workers using proper equipment
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.