UN GRP (Glass Reinforced Plastic) I Beam, également connu sous le nom de FRP (Fiberglass Reinforced Plastic) I Beam, is a structural profile designed for high-strength, lightweight, and corrosion-resistant applications. It is manufactured using the procédé de pultrusion, ensuring superior mechanical properties compared to conventional materials like steel, aluminum, or wood.
Présentation des performances du produit
UN GRP (Glass Reinforced Plastic) I Beam, également connu sous le nom de FRP (Fiberglass Reinforced Plastic) I Beam, is a structural profile designed for high-strength, lightweight, and corrosion-resistant applications. It is manufactured using the procédé de pultrusion, ensuring superior mechanical properties compared to conventional materials like steel, aluminum, or wood.
📌 Principales caractéristiques:
✅ Résistant à la corrosion (ideal for harsh environments)
✅ Poids léger (easy to install & transport)
✅ Rapport résistance/poids élevé
✅ Non conducteur (electrically insulating)
✅ Faible entretien (long service life)
2. Spécifications et dimensions conventionnelles
GRP I Beams are available in various sizes and thicknesses, typically in metric and imperial units.
Common Sizes of GRP I Beams
| Taille (mm) | Largeur de la bride (mm) | Épaisseur de la bande (mm) | Taille (pouces) | Largeur de la bride (pouces) | Épaisseur de la bande (pouces) |
|---|---|---|---|---|---|
| 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″ |
📌 Longueurs standard : 3 m, 6 m, 12 m (custom lengths available).
3. Key Advantages of GRP I Beams
✅ Résistance à la corrosion – Ideal for marine, chemical, and industrial applications.
✅ Léger mais solide – 75% lighter than steel while maintaining high strength.
✅ Non conductrice – Ensures electrical insulation, making it safe for electrical installations.
✅ Résistant aux intempéries – UV-stable, unaffected by extreme temperatures.
✅ Easy to Install & Handle – Requires no heavy lifting equipment.
✅ Faible entretien – No rusting, repainting, or chemical treatments required.
✅ Options ignifuges – Available in fire-resistant resin formulations.
4. Comparison: GRP I Beam vs. Steel I Beam vs. Aluminum I Beam
| Propriété | Poutre en I en PRV | Steel I Beam | Aluminum I Beam |
|---|---|---|---|
| Résistance à la corrosion | ✅ Excellent | ❌ Sensible à la rouille | ⚠️ Modéré |
| Lester | ✅ Léger | ❌ Lourd | ✅ Plus léger que l'acier |
| Rapport force/poids | ✅ Haut | ✅ Haut | ✅ Haut |
| Isolation électrique | ✅ Non conducteur | ❌ Conducteur | ❌ Conducteur |
| Conductivité thermique | ✅ Faible | ❌ Haut | ⚠️ Moyen |
| Entretien | ✅ Minimal | ❌ Nécessite des revêtements | ✅ Minimal |
| Durée de vie | ✅ Plus de 20 ans | ❌ Sujet à la corrosion | ✅ 10-15 ans |
5. Types of GRP I Beams Based on Resin Composition
📌 résine polyester – General-purpose, cost-effective.
📌 Résine vinylester – Résistance chimique et à la corrosion supérieure.
📌 Résine phénolique – High fire resistance, low smoke emission.
📌 Une résine époxy – High mechanical strength and impact resistance.
6. Applications of GRP I Beams
🌉 Construction et infrastructures – Bridges, walkways, platforms, and support structures.
⚡ Electrical & Power Industry – Structural framing for electrical enclosures.
🏗 usines industrielles – Chemical-resistant frameworks for factories.
🌊 Marine et offshore – Used in shipbuilding, offshore oil rigs, and seawater-exposed structures.
🏭 Usines chimiques – Supports structuraux en milieux corrosifs.
🚇 Rail & Transport – Lightweight framing and structural reinforcements.
7. GRP I Beam Installation & Processing
🛠 Coupe: Peut être coupé avec des scies à pointe carbure ou diamantée.
🔩 Fixation : Drilled with standard HSS drill bits, can use stainless steel bolts.
🛠 Collage : Can be bonded using structural adhesives for extra strength.
📌 Conseil: Use dust masks and proper ventilation when cutting or drilling GRP to avoid inhaling fiberglass particles.
8. Fire Resistance of GRP I Beams
🔥 PRV standard – Résistance au feu modérée.
🔥 PRV ignifugé (classé FR) – Conforme aux BS 476, ASTM E84 et EN 13501 normes.
📌 Ensure you choose the right resin type based on your fire safety requirements.
9. Lifespan & Durability of GRP I Beams
⏳ Plus de 20 ans lifespan in most environments due to résistance à la corrosion, stabilité aux UV et haute résistance mécanique.
10. Maintenance & Care of GRP I Beams
🧼 Nettoyage: Laver avec un détergent doux et de l'eau.
🔍 Inspection: Check for any surface damage, especially in high-load areas.
🌞 Protection UV : Some GRP beams come with revêtements résistants aux UV for prolonged outdoor exposure.
11. Are GRP I Beams More Expensive Than Steel?
💰 Coût initial : Légèrement supérieur à l'acier.
💰 Coût à long terme : Inférieur en raison de reduced maintenance, installation costs, and longer lifespan.
12. Customization Options for GRP I Beams
🛠 Personnalisations disponibles :
📌 Taille et épaisseur
📌 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 (Management de la qualité)
✅ EN 13706 (Profilés structuraux en PRV)
✅ ASTM D4385 (Normes relatives aux matériaux composites pultrudés)
✅ BS 476 (Essais de résistance au feu)
💡 Besoin d'un devis ou d'une consultation technique ? Faites-moi part des détails de votre projet ! 🚀
Poutre en I en PRV
Série :
Principaux produits >application
🌉 Construction et infrastructures – Ponts, passerelles, plateformes et structures de support. ⚡ Industrie électrique et énergétique – Ossatures pour armoires électriques. 🏗 Installations industrielles – Structures résistantes aux produits chimiques pour usines. 🌊 Secteur maritime et offshore – Utilisé dans la construction navale, les plateformes pétrolières offshore et les structures exposées à l'eau de mer. 🏭 Usines chimiques – Supports structuraux en environnements corrosifs. 🚇 Transport ferroviaire et terrestre – Ossatures légères et renforts structuraux.
Marque :
TFcomposite
Nom du produit :
Poutre en I en PRV
Matériel :
Fibre de verre
Couleur :
Jaune, Gris, Autre
FAQ
Q :
How strong is a GRP I Beam compared to steel?
UN :
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?
UN :
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?
UN :
✅ 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?
UN :
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?
UN :
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?
UN :
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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