Fire Resistant Steel Factory Buildings Industrial Grade Metal Structures
Galvanized Prefabricated Factory Price Steel Structure for Steel Frame Structure Industrial Warehouse Workshop Building Construction
Light steel structure system for prefabricated metal construction featuring customized portal frame designs with versatile construction methods and superior load bearing capabilities for industrial applications.
Pre-Engineered Steel Construction Solutions
As an innovative building system, steel structure construction integrates real estate, construction, and metallurgical sectors into a cohesive industrial ecosystem. With superior performance and versatile applications, this structural system has become the preferred choice in global construction.
A steel structure building uses steel as the primary load-bearing system, comprising beams, columns, trusses, and other components manufactured from steel sections and plates. When integrated with enclosure structures like roofs, floors, and walls, it forms a complete building assembly.
Unlike traditional concrete structures, steel buildings replace reinforced concrete with steel components (including sections and plates). The result? Greater strength, improved earthquake resistance, and a dramatic reduction in construction waste—all enabled by steel's inherent reusability.
Technical Specifications
| Component |
Specification |
| Main steel frame |
| Steel column |
H section steel Q355B, alkyd painting |
| Steel beam |
H section steel Q355B, alkyd painting |
| Purlin |
| Roof purlin |
C or Z shape, galvanized steel Q235B |
| Wall purlin |
C or Z shape, galvanized steel Q235B |
| Cladding material |
| Roof |
PPGI steel sheet, or sandwich panel (EPS, Fiberglass, Rockwool, PU) |
| Wall |
PPGI steel sheet, or sandwich panel (EPS, Fiberglass, Rockwool, PU) |
| Accessories |
| Bolts |
Ordinary, high strength |
| Gutter |
Galvanized steel plate, or stainless steel |
| Downpipes |
PVC pipe, or metal pipe |
| Doors |
Sliding or rolling door |
| Windows |
Aluminum alloy, or PVC material |
| Edge cover |
PPGI steel sheet 0.5mm thickness |
| Sky lighting panel |
For natural light during day time |
| Ventilation |
Stainless steel ventilation |
| Overhead crane |
5 tons to 20 tons |
Characters of steel structure building
1. Light weight, quick installation and cost saving.
2. Durability is more than 25 years.
3. High quality insulation and ventilation materials to control room temperature in hot and cold climate.
4. The steel material are prefabricated at factories, which greatly reduces the construction time.
5. There are variety of steel building types, which will suitable for all regions of the world.
Support and Services
We supply one-stop service from the 3D model, design drawing and construction drawing, and online technical support, to return and replacement.
- With a patented pallet, it is easy to load and unload
- Nice appearance, smooth surface, and different painting color options for customization
- Stable and durable, could withstand strong wind and heavy snow
- Cost-effective, low-cost, and fast construction, the materials can be recycled
Packaging & Shipping
We use standardized packaging with reinforced frames to prevent transportation damage. Each container follows an optimized loading plan with numbered components for easy installation. Our environmentally friendly packaging materials are fully recyclable.
Qingdao Zhongbo Steel Structure Co., Ltd. is a comprehensive steel structure enterprise affiliated to Shandong Zhongbo Materials Technology Group Co., Ltd. Located in Qingdao, Shandong Province, the company covers an area of over 106,667 square meters (160 mu) with 6 production and processing bases, and the total area of workshop buildings reaches 50,000 square meters. Its products are exported to more than 80 countries and regions worldwide.
Over the past 15 years, Qingdao Zhongbo has been deeply committed to the design and R&D of steel structure building systems. To date, the company has obtained 43 patented technologies. Its independently developed corrosion-resistant industrial steel products and building corrosion protection system materials comprehensively solve the chemical corrosion problem of steel components at the system level. Meanwhile, Zhongbo holds a range of national qualifications, including General Contracting Qualification for Construction Projects, Steel Structure Construction and Installation Qualification, Decoration and Renovation Qualification, Integrated Waterproof, Corrosion-Resistant and Thermal Insulation Qualification, Fire Protection Facilities Qualification, Construction Labor Service Qualification, Special Structure Reinforcement Qualification, and Electronic Intelligence Qualification. In 2021, the company was certified as a National High-Tech Enterprise and a National Technology-Based Enterprise.

Frequently Asked Questions
Are you a manufacturer or trading company?
We are a manufacturer with over 15 years experience in metal products. We welcome factory visits to demonstrate our quality control processes and offer competitive pricing.
How is freight calculated?
Freight costs depend on shipping method (sea/air) and destination port/airport. Please provide specific details for an accurate quote.
How competitive are your prices?
We offer the best value - either superior quality at comparable prices or competitive pricing with equivalent quality standards.
Do you provide installation support?
We supply detailed installation drawings and videos. Engineers or full installation teams can be dispatched upon request.
Do you offer design services?
Yes, we provide complete design solutions using AutoCAD, PKPM, Tekla Structures and other professional software for various building types.
What is your delivery time?
Standard delivery to nearest Chinese seaport is approximately 30 days after deposit receipt, depending on order quantity.
Request Free Design & Quotation
If you're interested in steel structure building, provide the following information for a free design and quotation:
Basic Design Requirements
Design Load: (very important)
Drawings & Quotation Information
Customized designs are welcomed. Please specify your steel structure project requirements:
- Project site location
- Overall dimension (length*width*eave height in meters)
- Mezzanine requirements and load capacity (kg per square meter)
- Wall cladding preference (single-layer steel sheet or sandwich panel)
- Snow load if applicable
- Wind speed/load
- Interior column allowance
- Overhead crane requirements and capacity
- Any other particular requirements
Building Purpose
We will recommend the best design for your specific building purpose:
- Warehouse/Storage
- Factory
- Agriculture Barn
- Repair/Mechanic Shop
- Office Space
- Medical Warehouse
- Animal Farm (please specify animal type)
Looking forward to your reply.