Custom Prefab Steel Structure Warehouse with Wind Resistance Grade 12

Attribute	Value
Height	>15m
Design Parameters	Wind Load, Snow Load and Earthquake Resistance
Wind Resistance	Grade 12
Material Grade	Grade Q345 (equivalent to ASTM A572)
Structure	Portal Frame Structure
Wall Panel Options	Steel Color Sheet, Sandwich Panel
Door Options	Sliding, PVC, Steel, Sandwich Panel, Roller
Window Options	Aluminum Alloy, PVC, Glass
Production Capacity	30,000 tons/Year

Our prefabricated steel structures offer versatile solutions for warehouses, workshops, hangars, storage facilities, and poultry houses. These modular buildings combine durability with flexibility, making them ideal for various industrial applications.

• Customizable Dimensions: Available in widths and heights to meet specific project requirements
• Superior Strength: Constructed with high-grade Q345 steel for exceptional load-bearing capacity
• Weather Resistance: Engineered to withstand extreme wind (Grade 12) and snow loads
• Thermal Options: Available with various insulation materials including EPS, fiberglass, and rockwool
• Quick Assembly: Prefabricated components enable fast on-site construction

Our multi-story steel frame structures maximize vertical space utilization while maintaining structural integrity. These buildings feature:

• High load-bearing capacity for commercial and residential applications
• Flexible design options for mixed-use spaces
• Energy-efficient construction with advanced insulation systems
• Cost-effective solution with reduced construction timelines

With a 35,000 square meter factory and two professional production lines, we deliver:

• Monthly production capacity of 1,500 tons
• ISO 9001, ISO 14001, and OHSAS 18001 certified operations
• Comprehensive engineering services including complex project solutions
• Customized designs to meet specific project requirements

We provide comprehensive installation support including:

• Detailed shop drawings prior to installation
• On-site training at our factory when needed
• Option for sample building assembly demonstration
• Technical guidance throughout the construction process

Our dedicated QC team ensures all products meet stringent quality standards through:

• Material inspection upon arrival
• In-process quality checks during fabrication
• Final inspection before shipment
• Comprehensive documentation for traceability

All structural components are carefully packaged for safe ocean transportation:

• Standard export packaging or customized as requested
• Professional loading using cranes and forklifts
• 40'HQ or 40'OT container options
• Damage prevention measures during loading

• Expert Design Team: Custom drawings based on your requirements or calculations from your existing plans
• Advanced Manufacturing: Skilled fabrication team with modern equipment and project-specific production schedules
• Comprehensive Service: Integrated project solutions from design to installation
• Quality Commitment: Professional QC team ensuring products meet specifications
• After-Sales Support: Ongoing maintenance advice and technical assistance

Please provide the following information for an accurate quotation:

Question	Your Information
Project Location	Country, Area
Building Dimensions (L×W×H)	_____mm × _____mm × _____mm
Wind Load Requirements	_____kn/m², _____km/h, _____m/s
Snow Load Requirements	_____kn/m², _____mm
Earthquake Resistance Level	_____level
Brick Wall Requirements	Height if needed: 1.2m or 1.5m
Thermal Insulation	Material preference: EPS, Fiberglass, Rockwool, PU
Door Specifications	Quantity: _____, Size: _____mm × _____mm
Window Specifications	Quantity: _____, Size: _____mm × _____mm
Crane Requirements	Quantity: _____, Capacity: _____tons, Height: _____m

Component	Specification
Main Structure	H section steel Q345, alkyd painting (2 primer + 2 finish coats)
Roof Purlin	XZ160×60×20×2.5, galvanized
Wall Purlin	XZ160×60×20×2.5, galvanized
Bolts	Grade 10.9 intensive bolts, M20/M12 galvanized bolts

Component	Specification
Cross Brace	Φ20 round steel bar Q235, processed and painted
Angle Brace	L50×5 angle steel Q235, processed and painted
Column Bracing	Φ25 round steel bar Q235, processed and painted

Component	Specification
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)
Ventilation	Φ600 stainless steel unpowered ventilator
Drainage	0.5mm color steel gutter with Φ110 PVC rainspout pipes