Fast Fabrication Light Prefab Steel Structure Building Large Span Portal Frame Metal Warehouse
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
- Lightweight construction with superior strength-to-weight ratio compared to traditional materials
- Excellent seismic performance due to high strength, good toughness, and material uniformity
- Factory prefabrication enables faster construction and lower costs than reinforced concrete
- Environmentally friendly solution with recyclable materials and reduced resource waste
Technical Specifications
| Component |
Specification |
| Steel Frame |
H section steel | Q235/Q355 steel 8mm/10mm |
| Welding |
Automatic submerged arc welding |
| Rust removal |
Sand blasting |
| Surface finish |
Alkyd paint or galvanized |
| Intensive bolt |
M20, Grade 10.9 |
| Supporting System |
Angle brace | L50x4, Steel Q235, processed and painted |
| Horizontal brace |
Φ20, Steel Q235, processed and painted |
| Column brace |
Φ20, Steel Q235, processed and painted |
| Tie rod |
Φ89*3, Steel Q235, processed and painted |
| Ordinary bolt |
M12 Galvanized bolt |
| Roof Purlin |
C160*60*2.5, Steel Q235, galvanized and painted |
| Roof panel |
Sandwich panel or corrugated steel sheet |
| Sunlight |
1mm thick PVC |
| Accessories |
Glass cement, self-tapping screws, etc. |
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/mining facilities.
Our 35,000 square meter facility includes 20,000 square meters of plant space with over 100 employees. 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, C/Z purlin, and machining fitting components.
We maintain ISO9001:2008 quality management, ISO14001:2004 environmental system, and GB/T28001:2001 occupational health certifications, along with ASTM and SGS product certifications. Our entrepreneurial philosophy emphasizes quality first, technological advancement, and continuous innovation to deliver optimal solutions for our clients.
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
Packaging & Shipping
All structural components, panels, bolts and accessories are packed in standard ocean transportation packages and loaded into 40'HQ containers. Our skilled workers use cranes and forklifts to prevent damage during loading.
Frequently Asked Questions
Are you a manufacture factory or trading company?
We are a manufacturer with our own factory. You're welcome to visit our facility to see our production processes and quality control measures firsthand.
Is your price competitive compared with other companies?
We strive to offer the best value - either the best price for equivalent quality or superior quality at comparable prices. We work diligently to optimize costs without compromising quality.
Can you send engineers or whole team to install my project?
We provide detailed installation drawings at no cost. For additional support, we can dispatch engineers as installation supervisors or complete installation teams as required.
Do you accept container loading inspection?
We welcome inspectors at any stage of production, not just during container loading. This transparency ensures you can verify quality throughout the manufacturing process.
Do you offer designing service for us?
Yes, our professional design team creates complete solutions using AutoCAD, PKPM, MTS, 3D3S, Tarch, and Tekla Structures. We design complex industrial buildings including offices, auto dealerships, shopping malls, and hotels.
What is the delivery time?
Delivery time depends on order quantity, with typical lead time of 40 days to nearest Chinese seaport after receiving deposit.
How can you get a quotation for your projects?
Contact us via email, phone, WhatsApp, or Viber - we respond within 8 hours to all inquiries, 24/7.
Why Choose Us?
- Professional design team capable of custom solutions or quantity calculations
- Skilled fabrication team with advanced equipment and project-specific production schedules
- Comprehensive one-stop service with integrated project proposals
- Dedicated quality control team ensuring specifications are met
- Responsive after-sales support for maintenance and technical questions
Request a Quotation
Please provide the following information for an accurate quote:
| 1 |
Location (where will it be built?) |
_____country, area |
| 2 |
Size: length*width*height |
_____mm*_____mm*_____mm |
| 3 |
Wind load (max. wind speed) |
_____kn/m2, _____km/h, _____m/s |
| 4 |
Snow load (max. snow height) |
_____kn/m2, _____mm |
| 5 |
Anti-earthquake |
_____level |
| 6 |
Brickwall needed or not |
If yes, 1.2m high or 1.5m high |
| 7 |
Thermal insulation |
EPS, fiberglass wool, rockwool, PU sandwich panels or metal sheets |
| 8 |
Door quantity & size |
_____units, _____(width)mm*_____(height)mm |
| 9 |
Window quantity & size |
_____units, _____(width)mm*_____(height)mm |
| 10 |
Crane needed or not |
If yes, _____units, max. lifting weight____tons; max. lifting height _____m |
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