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Rustproof Custom Metal Buildings Prefabricated Carbon Steel Structure ISO9001
Product Overview
Prefabricated steel structure buildings offer a viable and affordable alternative to traditional brick or concrete structures. These buildings provide excellent protection against various weather elements while featuring factory-made components that are pre-cut, pre-welded, pre-drilled, and pre-painted for easy assembly using bolts.
Steel structures have largely replaced traditional reinforced concrete in many countries due to their excellent characteristics including light weight, large span capabilities, material efficiency, cost-effectiveness, foundation savings, short construction cycles, and attractive appearance.
Product Specifications
Steel structures require three main characteristics:
Higher strength: Superior bearing capacity with smaller sections and lighter weight
Better plasticity and toughness: Excellent ductility and dynamic load resistance
Good machining performance and durability: Superior welding ability, cold bending performance, and corrosion resistance
Structure
Part
Specification
Main Steel Frame
Column
Q235, Q355 Welded H Section Steel
Beam
Q235, Q355 Welded H Section Steel
Secondary Frame
Purlin
Q235 C and Z Purlin
Knee Brace
Q235 Angle Steel
Tie Rod
Q235 Circular Steel Pipe
Secondary Frame
Brace
Q235 Round Bar
Maintenance System
Roof Panel
EPS Sandwich Panel, Fiberglass Sandwich Panel, Rock Wool Sandwich Panel
Sliding Sandwich Panel Door, Rolling Metal Door, Personal Door
Key Features
Short Construction Period: Predefined materials reduce waste, with standardized prefabricated components accelerating engineering, fabrication, and erection time
High Accuracy: Computer-aided design and detailing ensure precise fabrication and installation
Lower Cost: Light weight enables convenient transportation, fast installation, and smaller foundation requirements
Flexible Expansion: Easy expansion in length and width with additional bays and spans, offering higher resistance to seismic forces
Applications
Portal Frame Structures: Traditional system with simple force transmission, fast production, and short construction periods - ideal for warehouses, workshops, factories, plants, and steel sheds
Frame Structures: Beam and column load-bearing systems with non-load-bearing walls for enclosure and separation - suitable for offices, malls, and exhibition halls
Light Steel Structures: Cost-effective structures welded from round tubes, small angle steel, square tubes, and C section purlins - featuring high factory production, minimal on-site installation, and excellent space utilization
Design and Quotation
We welcome your drawings for quotation purposes. If you don't have drawings, our professional design team will create customized steel structure building designs based on your requirements.
Manufacturing Process
Material Preparation: Quality inspection and organization of steel materials including beams, columns, and plates
Cutting and Shaping: Precision cutting using automatic laser cutting machines and shaping through bending, rolling, or pressing
Welding and Joining: Strong connections using arc welding or gas welding techniques
Surface Treatment: Shot blasting and painting for impurity removal, improved finish, and corrosion resistance
Packaging and Storage: Careful packaging and storage to protect components during transportation
Quality Assurance
Packaging and Delivery
Container and pallet packaging protects surface paint or zinc coatings on steel structures. All components are sequentially marked according to drawings to facilitate installation.
Installation Services
We provide detailed installation instructions and videos. For additional support, we can send engineers to your site to guide installation and train your personnel.
Installation process includes:
Pre-embedding anchor bolts with positional deviation within ±5mm
Steel column installation with continuous welding fillet
Floor platform installation with on-site welding
Roof beam installation with continuous welding fillet
Roof purlin, steel stair, and decking floor installation
Gutter installation with parallel water funnel alignment
Why Choose Us
Professional design team for customized drawings and steel quantity calculations
Skilled fabrication team with advanced equipment and independent production scheduling
One-stop service with integrated project proposals
Professional QC team ensuring product and service quality
Comprehensive after-sales service including maintenance support
Frequently Asked Questions
What kind of company are you? We are a steel structure building manufacturer located in Qingdao, China.
What are your main products? Our products include steel structures, warehouses, workshops, factories, office buildings, hangars, garages, poultry houses, and more.
What information is needed for quotation? Please provide building dimensions, draft drawings, layout plans, and material preferences for prefabricated buildings.
Can we visit your factory? We warmly welcome factory visits and will arrange professional sales team support.
Can you provide installation assistance? We provide detailed instructions, photos, and videos. For complex projects, we can send professional engineers and skilled workers.
Project Information Requirements
#
Parameter
Details Required
1
Location
Country, area
2
Size
Length × Width × Height (mm)
3
Wind Load
Maximum wind speed (kn/m², km/h, m/s)
4
Snow Load
Maximum snow height (kn/m², mm)
5
Earthquake Resistance
Seismic level
6
Brick Wall Requirements
If needed: 1.2m high or 1.5m high
7
Thermal Insulation
EPS, fiberglass wool, rockwool, PU sandwich panels or metal steel sheets
8
Door Specifications
Quantity and size (width × height in mm)
9
Window Specifications
Quantity and size (width × height in mm)
10
Crane Requirements
If needed: quantity, maximum lifting weight (tons), maximum lifting height (m)
