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High-Rise & Mid-Rise Steel Construction Homes Q355B
Multi-story steel frame buildings designed for residential or office use, featuring Q355B steel construction with exceptional strength and design flexibility for urban and commercial applications.
Structure Types: Single slope, double slope, multi-slope; Single span, double-span, multi-spans; Single floor, double floors, multi-floors
Foundation: Concrete with steel foundation bolts
Columns & Beams: Hot-rolled or welded H steel Q355B with high-strength bolt connections
Bracing: X or V type bracing using angle steel or steel pipe
Purlin: Q235B C/Z section steel, sizes C160-300 or Z160-300
Roof & Wall Panels: Single colorful corrugated steel sheet or insulated sandwich panels
Surface Treatment: Painting or hot-dip galvanized
Key Performance Advantages
High Strength-to-Weight Ratio: Robust frameworks that reduce foundation loads while supporting multiple floors
Design Flexibility: Enables open floor plans, large spans, and creative architectural features
Rapid Construction: Prefabricated components shorten build times by 20-40% compared to concrete
Durability & Resilience: Resists environmental wear, fire (when fireproofed), and seismic activity
Sustainability: 100% recyclable material with reduced waste and energy-efficient upgrade potential
Product Benefits
Wide Span Capability: Single span or multi-span designs available
Cost-Effective: Unit price range from $50/m² to $80/m² based on client requirements
Long Lifespan: Approximately 20-50 years of service life
Fast Construction: Quick assembly and easy installation process
Additional Features: Environmental protection, stable structure, earthquake resistance, waterproofing, and energy conservation
Quality & Safety Features
Cost-effective with attractive appearance
High safety performance standards
Easy assembly and disassembly
Manufactured under ISO9001 quality control system
Installation guidance from experienced engineers
Non-polluting construction process
Component Specifications
Component
Specification
Base
Cement and steel foundation bolts
Main Frame
H beam construction
Material
Q235B, Q355B or custom materials as requested
Purlin
C or Z purlin, sizes from C120-C320, Z100-Z200
Bracing
X-type or other bracing using angle steel or round pipe
Bolts
Plain bolts and high-strength bolts
Roof & Wall
Sandwich panels and color plates
Doors
Sliding or rolling doors
Windows
Aluminium alloy windows
Surface Treatment
Two anti-rust painting methods or hot-dip galvanized
Sheet Components
0.5mm or 0.6mm galvanized sheet
Accessories
Semi-transparent skylight belts, ventilators, down pipes, galvanized gutters, etc.
Applications
Workshops, warehouses, and industrial plants
Steel web frame structures
Steel H-column and sheet H-beam constructions
Portal frame products
High-rise building projects
Other steel structure building applications
Packaging & Shipping
Main steel frames are loaded without packaging in 40' open top containers. All structural components, panels, bolts, and accessories are well-packed with standard packaging suitable for ocean transportation and loaded into 40'HQ containers. All products are loaded at our factory using cranes and forklifts by skilled workers to prevent damage.
Design Services
We provide custom design services based on your drawings or requirements. For custom design, please provide the following parameters:
Parameter
Details Required
Location
Country and area where building will be constructed
Size
Length × width × height (mm)
Wind Load
Maximum wind speed (kN/m², km/h, or m/s)
Snow Load
Maximum snow height (kN/m² or mm)
Anti-Earthquake
Required earthquake resistance level
Brickwall
If needed, specify height (1.2m or 1.5m)
Thermal Insulation
EPS, fiberglass wool, rockwool, PU sandwich panels, or metal sheets
Doors
Quantity and dimensions (width × height in mm)
Windows
Quantity and dimensions (width × height in mm)
Crane Requirements
If needed, specify quantity, maximum lifting weight (tons), and lifting height (m)
Installation Support
We provide comprehensive installation support including detailed shop drawings and optional on-site training. If needed, we can assemble sample steel structure buildings for demonstration purposes.
Packing & Loading Process
All structural components, panels, bolts, and accessories are carefully packed with standard packaging suitable for ocean transportation and loaded into 40'HQ containers. Our skilled workers use cranes and forklifts to ensure goods are protected during loading.
Why Choose Our Steel Structures
Professional Design Team: Custom drawings and steel quantity calculations based on your specifications
Skilled Fabrication: Advanced equipment and independent production schedules for each project
One-Stop Service: Integrated project proposals based on extensive experience
Quality Assurance: Professional QC team ensures products and services meet your requirements
After-Sales Support: Comprehensive maintenance and support services for insulation and steel components
Frequently Asked Questions
Q1: Can I visit your factory before ordering?
A: Yes, we welcome factory visits. We can arrange airport pickup and hotel booking services.
Q2: What is your project cooperation process?
A: Our process includes project consultation, free design service, contract signing, production, and optional installation support.
Q3: What is the price range for steel structures?
A: Prices vary from $30 to $100+ per square meter depending on material quality, size, and design complexity.
Q4: Do you provide installation services?
A: We provide detailed construction manuals and can send engineers for on-site installation support (costs covered by buyer).
Q5: What is your standard delivery time?
A: Typically 30 days after deposit, with partial shipment available for large orders.
