• GRP I Beam

    GRP I Beam

  • GRP I Beam

    GRP I Beam

  • GRP I Beam

    GRP I Beam

A GRP (Glass Reinforced Plastic) I Beam, also known as an FRP (Fiberglass Reinforced Plastic) I Beam, is a structural profile designed for high-strength, lightweight, and corrosion-resistant applications. It is manufactured using the pultrusion process, ensuring superior mechanical properties compared to conventional materials like steel, aluminum, or wood.

Product performance introduction

A GRP (Glass Reinforced Plastic) I Beam, also known as an FRP (Fiberglass Reinforced Plastic) I Beam, is a structural profile designed for high-strength, lightweight, and corrosion-resistant applications. It is manufactured using the pultrusion process, ensuring superior mechanical properties compared to conventional materials like steel, aluminum, or wood.

📌 Key Features:

Corrosion-resistant (ideal for harsh environments)

Lightweight (easy to install & transport)

High strength-to-weight ratio

Non-conductive (electrically insulating)

Low maintenance (long service life)


2. Conventional Specifications & Dimensions

GRP I Beams are available in various sizes and thicknesses, typically in metric and imperial units.

Common Sizes of GRP I Beams

Size (mm) Flange Width (mm) Web Thickness (mm) Size (inches) Flange Width (inches) Web Thickness (inches)
100 x 50 x 6 50 6 4" x 2" x 0.24" 2" 0.24"
150 x 75 x 6 75 6 6" x 3" x 0.24" 3" 0.24"
200 x 100 x 8 100 8 8" x 4" x 0.31" 4" 0.31"
250 x 125 x 10 125 10 10" x 5" x 0.39" 5" 0.39"
300 x 150 x 12 150 12 12" x 6" x 0.47" 6" 0.47"

📌 Standard Lengths: 3m, 6m, 12m (custom lengths available).


3. Key Advantages of GRP I Beams

Corrosion Resistance – Ideal for marine, chemical, and industrial applications.

Lightweight but Strong – 75% lighter than steel while maintaining high strength.

Non-Conductive – Ensures electrical insulation, making it safe for electrical installations.

Weather Resistant – UV-stable, unaffected by extreme temperatures.

Easy to Install & Handle – Requires no heavy lifting equipment.

Low Maintenance – No rusting, repainting, or chemical treatments required.

Fire Retardant Options – Available in fire-resistant resin formulations.


4. Comparison: GRP I Beam vs. Steel I Beam vs. Aluminum I Beam

Property GRP I Beam Steel I Beam Aluminum I Beam
Corrosion Resistance ✅ Excellent ❌ Prone to rust ⚠️ Moderate
Weight ✅ Lightweight ❌ Heavy ✅ Lighter than steel
Strength-to-Weight Ratio ✅ High ✅ High ✅ High
Electrical Insulation ✅ Non-conductive ❌ Conductive ❌ Conductive
Thermal Conductivity ✅ Low ❌ High ⚠️ Medium
Maintenance ✅ Minimal ❌ Requires coatings ✅ Minimal
Lifespan ✅ 20+ years ❌ Prone to corrosion ✅ 10-15 years

5. Types of GRP I Beams Based on Resin Composition

📌 Polyester Resin – General-purpose, cost-effective.

📌 Vinyl Ester Resin – Superior chemical and corrosion resistance.

📌 Phenolic Resin – High fire resistance, low smoke emission.

📌 Epoxy Resin – High mechanical strength and impact resistance.


6. Applications of GRP I Beams

🌉 Construction & Infrastructure – Bridges, walkways, platforms, and support structures.

Electrical & Power Industry – Structural framing for electrical enclosures.

🏗 Industrial Plants – Chemical-resistant frameworks for factories.

🌊 Marine & Offshore – Used in shipbuilding, offshore oil rigs, and seawater-exposed structures.

🏭 Chemical Plants – Structural supports in corrosive environments.

🚇 Rail & Transport – Lightweight framing and structural reinforcements.


7. GRP I Beam Installation & Processing

🛠 Cutting: Can be cut with carbide or diamond-tipped saws.

🔩 Fastening: Drilled with standard HSS drill bits, can use stainless steel bolts.

🛠 Bonding: Can be bonded using structural adhesives for extra strength.

📌 Tip: Use dust masks and proper ventilation when cutting or drilling GRP to avoid inhaling fiberglass particles.


8. Fire Resistance of GRP I Beams

🔥 Standard GRP – Moderate fire resistance.

🔥 Fire-Retardant GRP (FR-rated) – Complies with BS 476, ASTM E84, and EN 13501 standards.

📌 Ensure you choose the right resin type based on your fire safety requirements.


9. Lifespan & Durability of GRP I Beams

20+ years lifespan in most environments due to corrosion resistance, UV stability, and high mechanical strength.


10. Maintenance & Care of GRP I Beams

🧼 Cleaning: Wash with mild detergent and water.

🔍 Inspection: Check for any surface damage, especially in high-load areas.

🌞 UV Protection: Some GRP beams come with UV-resistant coatings for prolonged outdoor exposure.


11. Are GRP I Beams More Expensive Than Steel?

💰 Initial cost: Slightly higher than steel.

💰 Long-term cost: Lower due to reduced maintenance, installation costs, and longer lifespan.


12. Customization Options for GRP I Beams

🛠 Available Customizations:

📌 Size & Thickness

📌 Resin Type (Fire-resistant, Chemical-resistant, etc.)

📌 Color (Gray, Green, Yellow, Red, Black, etc.)

📌 Length (3m, 6m, 12m, or custom cut-to-size)


13. International Standards & Certifications for GRP I Beams

GRP I Beams meet industry standards, including:

ISO 9001 (Quality Management)

EN 13706 (Structural GRP Profiles)

ASTM D4385 (Pultruded GRP Standards)

BS 476 (Fire Resistance Tests)

 

💡 Need a quotation or technical consultation? Let me know your project details! 🚀

GRP I Beam

application

🌉 Construction & Infrastructure – Bridges, walkways, platforms, and support structures. ⚡ Electrical & Power Industry – Structural framing for electrical enclosures. 🏗 Industrial Plants – Chemical-resistant frameworks for factories. 🌊 Marine & Offshore – Used in shipbuilding, offshore oil rigs, and seawater-exposed structures. 🏭 Chemical Plants – Structural supports in corrosive environments. 🚇 Rail & Transport – Lightweight framing and structural reinforcements.

  • Brand name :
    TFcomposite
  • Product name :
    GRP I Beam
  • Material :
    Fiberglass
  • Color :
    Yellow,Gray,Other
inquiry

FAQ

Q :

How strong is a GRP I Beam compared to steel?

A :

GRP I Beams have a high strength-to-weight ratio, meaning they provide comparable strength to steel but are up to 75% lighter. While they may not match steel in absolute strength, they are strong enough for most structural applications where corrosion resistance and lightweight materials are needed.

Q :

What are the standard sizes of GRP I Beams?

A :

GRP I Beams come in various sizes, with common dimensions including: 100 x 50 x 6 mm (4" x 2" x 0.24") 150 x 75 x 6 mm (6" x 3" x 0.24") 200 x 100 x 8 mm (8" x 4" x 0.31") 250 x 125 x 10 mm (10" x 5" x 0.39") 300 x 150 x 12 mm (12" x 6" x 0.47") 📌 Custom sizes available upon request. 4. What are the key advantages of GRP I Beams? ✅ Corrosion Resistance – Ideal for marine, chemical, and outdoor environments. ✅ Lightweight – Easier to transport and install compared to steel. ✅ Non-Conductive – Electrically and thermally insulating, safe for power plants. ✅ Low Maintenance – No rust, repainting, or chemical treatments required. ✅ Fire Retardant Options – Available in fire-resistant formulations. 5. Are GRP I Beams fire-resistant? Yes, fire-retardant GRP I Beams are available. These comply with BS 476, ASTM E84, and EN 13501 fire safety standards. However, standard GRP is not naturally fireproof. 6. How are GRP I Beams manufactured? GRP I Beams are produced through pultrusion, where continuous fiberglass strands are pulled through a resin bath and shaped into an I-profile before being cured and hardened. 7. How long do GRP I Beams last? GRP I Beams have a lifespan of 20+ years, even in harsh conditions, due to their corrosion resistance and UV stability. 8. Can GRP I Beams be cut and drilled? Yes, GRP I Beams can be cut using carbide or diamond-tipped saws and drilled with HSS (High-Speed Steel) drill bits. Proper dust protection and ventilation are recommended during processing. 9. How do GRP I Beams compare to steel and aluminum? Property GRP I Beam Steel I Beam Aluminum I Beam Corrosion Resistance ✅ Excellent ❌ Prone to rust ⚠️ Moderate Weight ✅ Lightweight ❌ Heavy ✅ Lighter than steel Strength-to-Weight Ratio ✅ High ✅ High ✅ High Electrical Insulation ✅ Non-conductive ❌ Conductive ❌ Conductive Maintenance ✅ Minimal ❌ Requires coatings ✅ Minimal 10. What are the main applications of GRP I Beams? 🔹 Construction & Infrastructure – Bridges, platforms, walkways. 🔹 Industrial Plants – Chemical-resistant support structures. 🔹 Marine & Offshore – Shipbuilding, offshore platforms. 🔹 Electrical Installations – Safe, non-conductive framework. 🔹 Transport & Rail – Lightweight structural reinforcements. 11. What colors are available for GRP I Beams? GRP I Beams are available in gray, green, yellow, red, black, and custom colors upon request. 12. Are GRP I Beams UV-resistant? Yes, most GRP I Beams have built-in UV stabilization, preventing degradation from sun exposure. 13. Can GRP I Beams be used in load-bearing structures? Yes, GRP I Beams are used in load-bearing applications, but proper design calculations must be done to ensure structural integrity. 14. How do I install GRP I Beams? Installation is simple using: 🔩 Bolting – Pre-drilled holes with stainless steel bolts. 🛠 Bonding – Structural adhesives for added strength. 🔧 Mechanical Fasteners – Brackets and clamps for extra support. 15. What is the cost of a GRP I Beam compared to steel? 💰 Initial cost: Slightly higher than steel. 💰 Total lifecycle cost: Lower due to reduced maintenance and long service life. 16. Where can I buy GRP I Beams? GRP I Beams can be purchased from: 🏭 Industrial suppliers 🏗 Construction material distributors 🌍 FRP/GRP manufacturers 💡 Still have questions? Let me know your specific requirements! 🚀

Q :

What are the key advantages of GRP I Beams?

A :

✅ Corrosion Resistance – Ideal for marine, chemical, and outdoor environments. ✅ Lightweight – Easier to transport and install compared to steel. ✅ Non-Conductive – Electrically and thermally insulating, safe for power plants. ✅ Low Maintenance – No rust, repainting, or chemical treatments required. ✅ Fire Retardant Options – Available in fire-resistant formulations.

Q :

Are GRP I Beams fire-resistant?

A :

Yes, fire-retardant GRP I Beams are available. These comply with BS 476, ASTM E84, and EN 13501 fire safety standards. However, standard GRP is not naturally fireproof.

Q :

How are GRP I Beams manufactured?

A :

GRP I Beams are produced through pultrusion, where continuous fiberglass strands are pulled through a resin bath and shaped into an I-profile before being cured and hardened.

Q :

How long do GRP I Beams last?

A :

GRP I Beams have a lifespan of 20+ years, even in harsh conditions, due to their corrosion resistance and UV stability.

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