Customized Prefabricated Steel Structure Building
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 Features
- Light weight, high strength, large span construction
- Short construction period reduces investment costs
- Easy to move and recycle with minimal environmental impact
- Fire resistance and corrosion protection options available
Material Specifications
| Item |
Specification |
| Structure Type |
Portal frame structure, truss frame, flat frame structure |
| Length |
20m~200m |
| Width |
20m~50m |
| Eave Height |
8m~30m |
| Roof Slope |
10% or flat |
| Steel beam & Column |
H-section steel, truss steel, steel tube, latticed steel, cross-section steel |
| Roof & Wall insulation panel |
Steel galvanized cladding sheet, sandwich panel |
| Door |
Sliding door, folding door, roller shutter door |
| Window |
PVC fixed window and aluminum alloy window |
| Anti-corrosion for steel structure |
Painting or Hot dip galvanized |
Project Showcase
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 Machine Tool Equipment
Size of the plant: Total Area 6,615 Sqm
Steel Structure Weight: 750Ton
About Our Company
Qingdao Ruly Steel Engineering Co., Ltd is a professional steel structure fabrication and engineering company, located in Qingdao, China, which integrates steel structure design, research and development, manufacturing and installation. Our project portfolio includes prefabricated steel workshops, warehouses, logistics parks, high-rise residential buildings, exhibition centers, stadiums, airport stations, bridges, power plants, chemical plants, and oil & gas facilities.
Our 35,000 square meter facility includes 20,000 square meters of production space with over 100 employees. Our monthly production capacity exceeds 1500 tons of steel structures including light/heavy H steel, BOX steel, cross-shaped section steel, large diameter submerged arc straight-weld pipe, steel model structures, C/Z purlins, and machining fitting components.
We maintain ISO9001, ISO14001, and GB/T28001 certifications along with ASTM and SGS product certifications. Our quality-first approach, technological expertise, and continuous innovation ensure we deliver the most reasonable solutions for our clients' needs.
Our Certifications
Our Services
- 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
Quality Control
Raw Material Quality Control
- Thickness tolerance <0.25mm
- Yield and tension strength testing in-house
- Third party inspection certificate
- Supply traceable mill certificate
Structural Steel Fabrication Quality Control
- 100% testing dimension tolerance <1mm
- 20% sample welding line ultrasonic testing
- 20% magnetic powder testing
- Third-party inspection assistance available
Surface Treatment Quality Control
- Shot blasting grade Sa. 2.5 with metal luster
- Paint primer within 5 hours after shot blasting
- Dry Film Thickness (DFT) >75UM
- Pre-assembly testing of connection details
Frequently Asked Questions
Q: Are you a manufacturer or trading company?
A: We are a manufacturer with our own factory. You're welcome to visit our facility to see our production process and quality control measures firsthand.
Q: How competitive are your prices?
A: We offer the best value by providing competitive pricing without compromising quality. Our goal is to deliver optimal products at fair prices.
Q: Do you provide installation services?
A: We provide detailed installation drawings and can send engineers or a complete installation team upon request.
Q: Can we inspect during production?
A: Yes, we welcome inspections at any stage of production, including container loading.
Q: Do you offer design services?
A: Yes, our professional team can design complete solutions using AutoCAD, PKPM, TEKLA, and other advanced software.
Q: What is your typical delivery time?
A: Delivery typically takes about 40 days after deposit receipt, depending on order quantity.
Packaging & Shipping
Our packaging process ensures safe transportation: steel components are securely fixed on pallets with steel ropes, lifted by gantry cranes, and carefully loaded into containers with additional securing measures to prevent movement during transit.
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 one-stop service for complete projects
- Dedicated quality control team ensuring product excellence
- Reliable after-sales support and maintenance services
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