Product Overview
The GRP/FRP U-Profile 240x72x8mm is a pultruded composite structural element manufactured through the continuous pultrusion process. The profile combines good structural strength with low weight, making it suitable for construction and industrial applications where corrosion resistance or weight reduction is required. To explore our full range of pultruded sections, visit the pultruded profile page or see our FRP rebar for concrete reinforcement. Learn about the pultrusion machines and pultrusion dies used in production. A smaller alternative is the lightweight 100 x 30 x 6 mm U-profile.
Technical Specifications
Dimensional Properties
- Profile Size: 240 mm (height) x 72 mm (width) x 8 mm (wall thickness)
- Cross-sectional Area: 2,970 mm²
- Moment of Inertia: 23.3 x 10⁶ mm⁴
- Weight: 5.41 kg/m
- Standard Lengths: 6,000 mm / 12,000 mm
- Standard Color: RAL 7035 (Light Grey)
Mechanical Properties
| Property | Value | Test Standard |
|---|---|---|
| Tensile Strength | 206.8 MPa (longitudinal) | ASTM D638 |
| Compressive Strength | 206.8 MPa (longitudinal) | ASTM D695 |
| Flexural Strength | 206.8 MPa (longitudinal) | ASTM D790 |
| Modulus of Elasticity | 28,000 MPa | ASTM D638 |
| Density | 1.72–1.95 g/cm³ | ASTM D792 |
| Glass Content | Minimum 55% by weight | ASTM D2584 |
| Water Absorption | Maximum 0.6% (24 hours) | ASTM D570 |
Key Performance Advantages
Structural Benefits
- Strength-to-Weight Ratio: Comparable longitudinal strength to steel at a significantly lower weight for equal cross-section
- Corrosion Resistance: Resists rust, many industrial chemicals, and saltwater exposure
- Dimensional Stability: Maintains shape under typical temperature and humidity variations
- Non-Conductive: Provides electrical insulation properties
- Low Maintenance: No painting or coating required in many environments
Fire and Safety Properties
- Flame Spread: <25 mm (ASTM E-84)
- Fire Rating: UL 94 V0 classification
- Low Smoke Generation: Meets international fire safety standards
- Non-Toxic: Safe for enclosed environments
Material Composition
Matrix: High-quality isophthalic polyester, vinyl ester, or epoxy resin systems
Reinforcement: Continuous glass fibers providing unidirectional strength
Manufacturing: Continuous pultrusion process ensuring consistent cross-section and mechanical properties
Primary Applications
Construction & Infrastructure
- Structural beams and supports in bridges
- Building framework and architectural elements
- Walkways, platforms, and handrails
- Cooling tower construction
Industrial Applications
- Chemical processing facilities
- Water treatment plants
- Marine and offshore structures
- Cable tray support systems
Specialized Uses
- Electrical infrastructure (non-conductive properties)
- Corrosive environments where steel may degrade
- Weight-sensitive applications
- Installations requiring low long-term maintenance
Quality Certifications
- CE Marking: European Conformity certification
- EN 13706: E23 grade compliance for profiles >5mm wall thickness
- aBG Certification: German building authority approval
- ISO 9001: Quality management system certification
Installation Considerations
Design Guidelines
- Appropriate connection methods for composite materials
- Thermal expansion accommodation in design
- Standard cutting and drilling procedures applicable
- Compatible with standard fastening hardware
Technical Support
- Structural calculation assistance available
- Application-specific design recommendations
- Custom lengths and modifications possible
Comparison with Traditional Materials
| Property | GRP/FRP U-Profile | Steel | Aluminum |
|---|---|---|---|
| Weight | 5.41 kg/m | ~22 kg/m | ~7.5 kg/m |
| Corrosion Resistance | Excellent | Poor (requires coating) | Good |
| Electrical Conductivity | Non-conductive | Conductive | Conductive |
| Maintenance | Low | Regular painting/coating | Minimal |
Request a Quote for GRP/FRP U-Profile 240x72x8mm
Need pultruded U-profiles for your structural project? Contact our sales team for material certificates, lead times, and bulk pricing.
FAQ
What is the 240x72x8mm GRP/FRP U profile used for?
It is commonly used for structural support, platform framing, walkway substructures, stair stringers, cable support systems, and corrosion-resistant industrial constructions.
What are the main dimensions?
The profile measures 240 mm in height, 72 mm in width, and 8 mm in wall thickness. It is designed as a heavy-duty pultruded U section for structural applications.
How does it compare with steel?
It offers a lower weight than steel for equal cross-section while maintaining good structural strength and excellent corrosion resistance. This makes it easier to handle, transport, and install.
Is it suitable for outdoor use?
Yes. It performs well in outdoor environments because it resists moisture, corrosion, UV exposure, and many aggressive industrial conditions.
Can it be used in marine or chemical environments?
Yes. It is a strong choice for marine facilities, wastewater plants, chemical processing areas, and other locations where metal may rust or degrade.
Can the profile be cut and drilled?
Yes. It can be cut, drilled, and fabricated with standard composite tools. Proper dust protection and carbide tools are recommended for clean results.
Does it need maintenance?
No regular coating or anti-rust treatment is needed in most environments. Basic inspection and cleaning are usually sufficient for long-term use.
Can custom lengths be supplied?
Yes. Custom lengths and fabrication options are typically available depending on project needs and order volume.
Product Summary
The GRP/FRP U-Profile (240 x 72 x 8 mm) is suitable for applications requiring corrosion resistance, weight reduction, electrical insulation, long-term durability with low maintenance, and compliance with international structural standards.
For more information about our complete range of pultruded profiles and detailed specifications, visit our comprehensive pultruded profiles guide. To learn more about our company and manufacturing capabilities, visit our homepage.
