Holu C/Z/U Purlins - Roof & Wall Framing Solutions
Types of Purlins & Their Advantages
C Purlins (C-Sections)
Feature a C-shaped cross-section with equal flanges
Ideal for secondary framing in roofs and walls
Easy to install and compatible with bolted connections
Commonly used in light to medium-duty structures
Z Purlins (Z-Sections)
Designed with a Z-shaped profile for enhanced overlapping capability
Provide superior load distribution in long-span roofing systems
Allow for efficient nesting during transport and storage
Preferred for large industrial and agricultural buildings
U Purlins (U-Channels)
U-shaped design offers excellent versatility
Frequently used as edge trim or secondary supports
Suitable for both vertical and horizontal applications
Provide clean, finished edges in wall and roof systems
Key Benefits of Steel Purlins
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High Strength-to-Weight Ratio |
Supports heavy loads while reducing structural weight |
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Corrosion Resistance |
Often galvanized for long-term durability |
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Cost-Effective |
Lower material and installation costs compared to hot-rolled sections |
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Design Flexibility |
Compatible with various cladding materials (metal sheets, sandwich panels) |
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Quick Installation |
Pre-punched holes simplify assembly |
Common Applications
Warehouse and factory roofing systems
Agricultural buildings (barns, storage facilities)
Commercial complex frameworks
Mezzanine floors and secondary support structures
Technical Specifications
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Materials |
Typically galvanized steel (G550, G300) |
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Thickness |
1.2mm to 3.0mm |
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Standard lengths |
Up to 12 meters (custom lengths available) |
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Load capacities |
Designed per project requirements |
Why Choose C, Z, and U Purlins?
These purlins offer an optimal balance of strength, efficiency, and adaptability for modern construction. Whether you need the simplicity of C purlins, the spanning capability of Z purlins, or the versatility of U channels, these components ensure reliable performance while reducing overall project costs.
Frequently Asked Question
Before cooperation, you may have the following questions.
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Are you original manufacturer or trading company?
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Is your price competitive compared with other companies?
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Can you send engineers or whole team to install my project?
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Do you accept container loading inspection?
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What’s your work flow?
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Can you provide architectural and structural design drawings?
Company Advantages
Steel structure manufacturer
Honglu, a steel structure top manufacturer with daily capacity 15,000+Tons, Effectively Shorten Construction Period And Saving Construction Costs For You.
efficient production
10 Production Sites, 400+ Production Lines, Annual Production Capacity Of Steel Structure 5,000,000+ Tons, Slabs 30,000,000㎡.
High quality service
Experiencing 21 Years, Serving 100,000+ Customers,Take The Lead In Passing ISO9001, ISO14001, OHSAS18001,Certification of European& American Standards.
Rich product chain
Rich Product Chains, One-Stop Service For Steel Structure Projects.
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