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Production of FRP Rectangular Tubes is currently underway at ZJ Composites. Manufactured through a continuous pultrusion process, the profiles are formed by pulling fiberglass reinforcements through resin and a heated die to achieve a consistent rectangular cross-section.
This automated process helps maintain stable dimensions and reliable product quality, making FRP rectangular tubes suitable for a wide range of structural and industrial applications.
High Strength with Lightweight Construction
Compared with traditional steel profiles, FRP rectangular tubes offer an excellent strength-to-weight ratio while being easier to handle, transport and install.
The fiberglass-reinforced structure also provides excellent corrosion resistance, non-conductivity and low-maintenance performance, making FRP profiles particularly suitable for demanding environments where conventional metal materials may be exposed to corrosion.
Key Advantages
• High Strength-to-Weight Ratio – Strong structural performance with reduced weight.
• Excellent Corrosion Resistance – Suitable for humid, chemical and corrosive environments.
• Lightweight – Easier handling, transportation and on-site installation.
• Non-Conductive – Provides electrical insulation compared with conductive metal profiles.
• Low Maintenance – No rusting and minimal maintenance requirements.
• Easy Fabrication – Can be cut, drilled and assembled using standard tools.
• Customizable – Dimensions and wall thicknesses can be tailored to project requirements.
FRP Rectangular Tube Specifications
ZJ Composites offers a range of standard FRP rectangular tube sizes, with additional dimensions available according to specific project requirements.
| FRP Rectangular Tube Size | Available Wall Thickness |
|---|---|
| 40 × 20 mm | 2 / 2.1 / 2.5 / 3 / 4 mm |
| 50 × 28 mm | 2 / 3 mm |
| 40 × 30 mm | 4 mm |
| 48 × 35 mm | 3 mm |
| 50 × 30 mm | 2.5 / 3 / 3.5 / 4 / 5 / 6 mm |
| 60 × 30 mm | 3 / 4 / 5 mm |
| 60 × 40 mm | 3 mm |
| 72 × 45 mm | 4 mm |
| 80 × 30 mm | 3 mm |
| 80 × 40 mm | 4 mm |
| 100 × 50 mm | 4 / 5 mm |
| 105 × 78 mm | 7.5 mm |
| 120 × 80 mm | 4 mm |
| 165 × 55 mm | 5 mm |
| 180 × 60 mm | 4 mm |
| 200 × 100 mm | 4 mm |
Additional dimensions and customized specifications are available upon request.
Designed for Structural & Industrial Applications
FRP rectangular tubes can be used as structural components in handrails, ladders, access platforms, fences and walkways, and can also be combined with FRP grating to create complete corrosion-resistant structures.
Their corrosion resistance and non-conductive properties also make them suitable for applications where traditional steel or aluminum may require more maintenance.
Customized FRP Profiles from ZJ Composites
Different projects have different structural requirements. ZJ Composites supports custom FRP profile development, including specific dimensions and wall thicknesses. The company also uses FEA analysis to help determine suitable thicknesses according to project load requirements and develop appropriate tooling.
From standard rectangular tubes to customized structural profiles, ZJ Composites provides FRP pultrusion solutions for customers worldwide.
Looking for a lightweight, corrosion-resistant alternative to metal rectangular tubes? Contact ZJ Composites for customized FRP profile solutions.
WhatsApp/ Tel: +86 15097380338