Qingdao Xinguangzheng Xinyuan Construction Engineering Co., Ltd.
                                                                                                           
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24 Years
Since 2002
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Q235B Q355B Custom Steel Structure Building - 50mm-100mm Insulated Panels, 5T-30T Crane Capacity for Warehouse Workshop

Price Negotiable
Price: USD 30-75 per square meter/ Negotiable
MOQ: 100 square meters
Delivery Time: 30-55 days
Brand: XGZ
Product Description
Custom Steel Structure Building Overview

Our Q235B and Q355B steel structure buildings are professionally engineered systems designed for warehouses, workshops, and industrial facilities. These prefabricated structures offer cost-effective, efficient solutions for low-rise building requirements with complete customization options.

Technical Specifications
Main Structural Components
Component Material & Specifications
Columns & Beams Q355/Q235 H-section steel or box columns; Surface treatment: Epoxy zinc-rich primer + epoxy mica intermediate paint (120μm thickness) or hot dip galvanization
Secondary Framing Q355B C/Z steel purlins (galvanization 275g/m²), Q235B angle braces, cross bracing, and tie bars
Roof System Options
Component Specifications
Roof Panels Insulated sandwich panel (50mm/75mm/100mm thickness) with steel sheet (0.4mm/0.5mm/0.6mm) or steel plate (0.4mm/0.5mm)
Gutter Systems Galvanized steel (2.0mm/2.5mm/3.0mm) or painted pre-finished steel (0.4mm/0.5mm/0.6mm)
Wall System Options
Component Specifications
Wall Panels Insulated sandwich panel (50mm/75mm/100mm thickness) with steel sheet (0.4mm/0.5mm/0.6mm), steel plate, or brick wall
Doors & Windows Roller/sliding doors for trucks, access doors; PVC or aluminum frame windows (fixed, swing, sliding)
Steel structure building with industrial design showing clean lines and professional finish
Key Advantages
Exceptional strength with Q235B/Q355B steel materials
Superior durability with corrosion and fire resistance
Design flexibility for industrial, commercial, and agricultural applications
Sustainable construction using recycled steel materials
Cost-effective long-term solution with minimal maintenance
Structural System Types
Steel Portal Frame: Mature system with high-strength galvanized purlins for extended building life
Large Column Structure: Truss purlin system for spacious interiors, ideal for warehouses and supermarkets
Multi-storey Structure: Multi-level systems for parking facilities, offices, schools, and industrial buildings
Custom Design Requirements

To provide accurate design and quotation, please provide:

Project location and overall dimensions (length × width × eave height)
Mezzanine requirements and load capacity specifications
Wall panel preferences and local weather conditions (snow load, wind speed)
Interior column allowances and overhead crane requirements (5T-30T capacity)
Detailed steel structure building design showing structural components and assembly
Manufacturing Process
Precision lofting and material marking for accurate component fabrication
Advanced cutting methods including plasma and oxygen cutting
Professional correction and edge processing for structural integrity
Precision hole making for secure bolt connections
Steel structure manufacturing process showing quality control and fabrication
Packaging & Shipping

We provide customized packaging solutions including palletized systems and bulk container loading. Standard FOB or CIF trade terms ensure safe, timely delivery to your project site.

Properly packaged steel structure components ready for shipping and installation
Frequently Asked Questions
Are you a factory?
Yes, we are a professional steel structure manufacturer with extensive experience in building fabrication.
Do you offer installation service?
We provide detailed construction drawings and manuals. Engineering support is available for on-site installation assistance.
How to get a quote?
Contact us with project dimensions and local weather conditions, or provide existing drawings for accurate pricing.
What are your payment terms?
30% deposit with balance paid before shipment. Terms are negotiable based on project requirements.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Qingdao Xinguangzheng Xinyuan Construction Engineering Co., Ltd.
Location No. 268 Shenzhen Road, Pingdu City, Qingdao, Shandong Province.
Contact Person Della

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