Ultra Large Multi Storey Steel Building Prefabricated Heavy Steel Structure
Product Specifications
| 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 |
Project Description
Prefabricated heavy steel structure building designed for ultra-large steel structure chemical production plants with approximately 15,000 square meters construction floor area. Our comprehensive solution includes welded steel beams & columns, crane systems, steel cladding sheets, purlins, windows, doors, and all necessary accessories.
Structural Components
Main Steel Frame System
- Main structure: H section steel Q355 with alkyd painting (two primary coats, two finish coats)
- Roof purlin: XZ160*60*20*2.5, galvanized
- Wall purlin: XZ160*60*20*2.5, galvanized
- Intensive bolt: Grade 10.9
- Turn buckle bolt: M20+2, steel Q235
- Anchor bolt: M24, steel Q235
- Ordinary bolts: Galvanized M20 and M12
- Brace nut: Galvanized M12
Bracing System
- Cross brace: Φ20 round steel bar Q235, painted
- Angle brace: L50*5 angle steel Q235, painted
- Column bracing: Φ25 round steel bar Q235, painted
- Tie bar: Φ127*3 steel pipe Q235, painted
- Batter brace: Φ32*2.5, Φ12 round steel bar Q235, painted
Wall & Roof System
- Roof panel: Corrugated steel plate or sandwich panel (EPS/fiber glass/rock wool/PU)
- Wall panel: Corrugated steel plate or sandwich panel (EPS/fiber glass/rock wool/PU)
- Edge cover: 0.5mm color plate, angle Alu.
- Fittings & accessories: Nails, glue etc.
- Unpowered ventilator: Diameter Φ600, stainless steel
- Sky lighting band: 1.2mm FRP, double layer
- Sliding door: sandwich panel door
Roof Drainage System
- Gutter: 0.5mm color steel plate
- Rainspout pipes: Φ110 PVC pipe
Company Profile
Qingdao Ruly Steel Engineering Co., Ltd is a professional steel structure design, research, fabrication and construction company located in Qingdao, China. Our 35,000 square meter facility includes 20,000 square meters of plant space with over 100 employees and monthly production capacity exceeding 2,000 tons.
We specialize in prefabricated steel structures including warehouses, workshops, storage sheds, garages, hangars, and various commercial buildings. Our products have been exported to Southeast Asia, South America, Middle East, Africa, and Australia, with certifications including AWS D1.1, CE, ISO 14001, ISO9001, ISO45001, AS/NZS 1554, SGS and BV.
Processing and Fabrication
Our Services
Our Certifications
Packing and Loading
All structural components, panels, bolts and accessories are packed with standard ocean transportation packaging and loaded into 40'HQ containers. Our skilled workers use cranes and forklifts to ensure safe loading and prevent damage during transportation.
Why Choose Us
- Professional design team capable of custom drawings or steel quantity calculations
- Skilled fabrication team with advanced equipment and project-specific production schedules
- Comprehensive one-stop service with integrated project solutions
- Dedicated QC team ensuring product and service quality
- Reliable after-sales service including maintenance support
Request a Quote
Please provide the following information for an accurate quotation:
| 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 steel 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 |
Your message must be between 20-3,000 characters!
