Custom Prefab Steel Structure Workshop Q235B Q355B ASTM A36
| 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 |
Our prefabricated steel structure buildings meet modern customer requirements for:
- Strength and durability: Withstand environmental conditions and natural disasters while ensuring long-term structural safety
- Aesthetics and flexibility: Modern appearance with customizable design features for various project requirements
- Sustainability: Environmentally friendly solutions with energy efficiency and reduced carbon emissions
- Cost-effectiveness: Economical solutions with rapid construction timelines to meet market demands
| 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 |
Project Usage: High-End Intelligent Hydraulic Machine Tool Equipment
Size of the plant: Total Area 9,702 Sqm
Steel Structure Weight: 630Ton
Project Usage: Logistics Steel Warehouse For High-Speed Rail Station
Size of the plant: Total Area 24,570 Sqm
Steel Structure Weight: 985Ton
Project Usage: Textile Manufacturing Machine Tool Equipment
Size of the plant: Total Area 6,615 Sqm
Steel Structure Weight: 750Ton
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, and other civil building systems.
Our 35,000 square meter facility includes a 20,000 square meter plant with over 100 employees and a monthly production capacity exceeding 1500 tons. We produce various steel structure components including light/heavy H steel, BOX steel, and specialized sections.
We maintain ISO9001, ISO14001, and GB/T28001 certifications along with ASTM and SGS product certifications, ensuring quality and compliance with international standards.
- Structural steel fabrication, painting, galvanizing, and pre-assembly
- Design, fabrication and installation of prefabricated steel structure buildings
- Detailed fabrication drawings based on your architectural plans
- Technical advice for usage, maintenance and improvements
Raw material quality control:
- Thickness tolerance <0.25mm
- Yield and tension strength testing in-house
- Third party inspection certificates
- Traceable mill certificates
Structural steel fabrication quality control:
- 100% dimension testing (tolerance <1mm)
- 20% ultrasonic welding line testing
- 20% magnetic powder testing
- Third-party inspection assistance
Shot blasting and painting quality control:
- SA 2.5 shot blasting standard
- Primer application within 5 hours
- Holiday-free coatings
- Dry Film Thickness (DFT) >75UM
All structure components, panels, bolts and accessories are packed for ocean transportation in 40'HQ containers. Our skilled workers use cranes and forklifts to prevent damage during loading.
We are a manufacturer and welcome visits to our facility to see our quality control processes and production capabilities firsthand.
We offer the best price for equivalent quality and the best quality for equivalent prices, working to reduce your costs while ensuring product quality.
We provide detailed installation drawings and can send engineers or a full installation team upon request.
We welcome inspectors at any stage of production, including container loading.
Yes, we provide complete design solutions using AutoCAD, PKPM, TEKLA and other professional software for complex industrial buildings.
Delivery typically takes 40 days after deposit receipt, depending on order quantity.
Contact us by email, phone, or WhatsApp for a prompt response within 8 hours.
- Professional design team for customized solutions
- Skilled fabrication team with advanced equipment
- One-stop service for complete project solutions
- Dedicated QC team ensuring product quality
- Comprehensive after-sales service and support
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.