Factory Supply Prefabricated Steel Structure for Industrial Buildings
Product Specifications
| Attribute | Value |
| 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 |
Product Description
Our prefabricated steel structures offer exceptional fire resistance and corrosion protection. The primary load-bearing components consist of steel columns, beams, and roof trusses, connected through welding, bolting, or riveting.
Material Specifications
| Component | Specification |
| Main Steel Frame (Column) | Q235, Q355 Welded H Section Steel |
| Main Steel Frame (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 |
| Maintenance System (Roof Panel) | EPS Sandwich Panel / Fiber Glass Sandwich Panel / Rock Wool Sandwich Panel / PU Sandwich Panel / Steel Sheet |
| Maintenance System (Wall Panel) | Sandwich Panel / Corrugated Steel Sheet |
| Structure Usage | Up to 50 years |
Project Showcase
Project Usage: High-End Intelligent Hydraulic Machine Tool Equipment
Size: Total Area 9,702 Sqm
Steel Structure Weight: 630Ton
Project Usage: Logistics Steel Warehouse For High-Speed Rail Station
Size: Total Area 24,570 Sqm
Steel Structure Weight: 985Ton
Project Usage: Textile Manufacturing Machine Tool Equipment
Size: Total Area 6,615 Sqm
Steel Structure Weight: 750Ton
About Our Company
Qingdao Ruly Steel Engineering Co., Ltd specializes in steel structure fabrication and engineering, offering comprehensive services from design to installation. Our expertise spans prefabricated steel workshops, warehouses, logistics parks, and various civil building systems.
Facility Capacity: 35,000 square meters total area with 20,000 square meters of plant space
Production: 1,500+ Tons monthly capacity
Certifications: ISO9001, ISO14001, GB/T28001, ASTM, SGS
Our Services
- Structural steel fabrication, painting, galvanizing, and pre-assembly
- Complete design, fabrication, and installation of prefabricated steel structures
- Detailed fabrication drawings based on your architectural plans
- Technical consultation for usage, maintenance, and improvements
Quality Control
Raw Material Quality: Thickness tolerance <0.25mm, yield and tension strength testing, third-party inspection
Fabrication Standards: Dimension tolerance <1mm, 20% ultrasonic and magnetic powder testing
Surface Treatment: SA 2.5 shot blasting, primer within 5 hours, DFT >75UM
Pre-assembly: Comprehensive connection testing
Frequently Asked Questions
Are you a manufacturer or trading company?
We are a manufacturer with our own factory. You're welcome to visit our facility to inspect our production quality control processes.
How competitive are your prices?
We offer the best value - either the lowest price for equivalent quality or superior quality at comparable prices.
Do you provide installation services?
We supply detailed installation drawings and can provide engineers or complete installation teams as needed.
What is your typical delivery time?
Standard delivery to Chinese seaports is approximately 40 days after receiving deposit, varying with order quantity.
Packing and Transportation
All structural components, panels, bolts, and accessories are packed in standard ocean transport packages, typically loaded into 40'HQ containers. Our skilled workers use cranes and forklifts to ensure damage-free loading.
Design Capabilities
For each project, we provide preliminary layout drawings, 3D Tekla models, and detailed installation drawings to ensure project success.
Why Choose Us?
- Professional design team capable of custom solutions
- Skilled fabrication team with advanced equipment
- Comprehensive project management from design to completion
- Dedicated quality control team
- Responsive after-sales support and maintenance guidance
Our Production Line
