Multi-story Steel Building

Description

The Multi-story Steel Building is a high-performance, long-span structural system widely used in commercial complexes, office buildings, residential towers, hotels, industrial plants, logistics centers, and educational facilities.
Built with H-beams, box columns, composite floors, steel decks, and prefabricated components, this structure offers exceptional strength, rapid construction, and flexible architectural design.

Thanks to factory prefabrication and modular installation, multi-story steel buildings deliver 40–60% faster construction, greater seismic resistance, and superior overall cost efficiency compared with traditional concrete structures.

Product Attributes

Trade Information

● Unit of Measurement: Ton

● Price Range: 1300—3000 USD/T.The specific price needs to be provided with drawings and calculated based on material requirements, processing requirements, paint requirements, etc. 

● Minimum Order Quantity (MOQ): 100 Tons

Key Advantages

① Superior Strength & Seismic Performance
High load-bearing capacity for high-rise or large-span structures.
Excellent seismic resistance due to ductile steel frame system.
Lightweight structure reduces foundation load and cost.

② Fast & Efficient Construction
All columns, beams, and bracings are factory-prefabricated.
On-site installation completed through bolted connections.
Construction speed increased by 40–60%.
Ideal for fast-track commercial projects.

③ Flexible Architectural Space
Large column-free spans suitable for offices, malls, hotels, etc.
Flexible interior partitioning—easy to modify layouts.
Allows for future vertical expansion.

④ Long-Term Durability & Low Maintenance
Industrial-grade coating or hot-dip galvanizing ensures 30–50 years lifespan.
Anti-fire, anti-corrosion, and weather-resistant materials.
Low maintenance cost throughout the building lifecycle.

⑤ Environmentally Friendly & Sustainable
100% recyclable steel.
Cleaner construction with minimal waste.
Complies with global green building standards (LEED, BREEAM).

Manufacturing Process & Technical Features

① Precision Fabrication
CNC cutting, drilling, and assembly
Robotic welding (SAW/GMAW)
3D modeling with TEKLA Structures
Bolt holes and connections CNC-processed for perfect alignment

② Quality Guarantee
Welding complies with AWS D1.1 / ISO 3834 / EN 1090
NDT testing (UT/MT/RT) for critical joints
Full structural load tests as required

③ Floor Systems Available
Composite steel deck + concrete
Precast slabs
Hollow core slabs
Lightweight steel floor panels

④ Surface Protection
Sandblasting to Sa 2.5 standard
Epoxy zinc-rich primer + PU finishing coat
Optional hot-dip galvanizing

Technical Specifications

  
Application

Office buildings
Multi-story commercial buildings
Multi-story residential apartments
Hotels & resorts
Industrial structures
Educational buildings
Hospitals & public facilities
Parking garages

Why Choose Us

20+ years of steel structure manufacturing experience
EN 1090, CE, ISO 3834, ASME certified production lines
Global projects delivered in 20+ countries
Strong engineering and design team for custom solutions
Large-scale fabrication capacity, fast delivery
Full installation support and on-site technical guidance

Our Factory

Raw material storageMaterial cuttingAutomatic Welding

Manual weldingWeld seam treatmentDeep processing

PaintingDeliveryPackaging