A GRP (Glass Reinforced Plastic) I Beam, juga dikenal sebagai sebuah 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.
Pengenalan kinerja produk
A GRP (Glass Reinforced Plastic) I Beam, juga dikenal sebagai sebuah 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.
📌 Fitur Utama:
✅ Tahan korosi (ideal for harsh environments)
✅ Ringan (easy to install & transport)
✅ Rasio kekuatan terhadap berat yang tinggi
✅ Tidak menghantarkan listrik (electrically insulating)
✅ Perawatan rendah (long service life)
2. Spesifikasi & Dimensi Konvensional
GRP I Beams are available in various sizes and thicknesses, typically in metric and imperial units.
Common Sizes of GRP I Beams
| Ukuran (mm) | Lebar Flensa (mm) | Ketebalan Web (mm) | Ukuran (inci) | Lebar Flensa (inci) | Ketebalan Web (inci) |
|---|---|---|---|---|---|
| 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″ |
📌 Panjang Standar: 3m, 6m, 12m (custom lengths available).
3. Key Advantages of GRP I Beams
✅ Tahan korosi – Ideal for marine, chemical, and industrial applications.
✅ Ringan namun Kuat – 75% lighter than steel while maintaining high strength.
✅ Tidak konduktif – Ensures electrical insulation, making it safe for electrical installations.
✅ Tahan Cuaca – UV-stable, unaffected by extreme temperatures.
✅ Easy to Install & Handle – Requires no heavy lifting equipment.
✅ Perawatan yang rendah – No rusting, repainting, or chemical treatments required.
✅ Opsi Penghambat Api – Available in fire-resistant resin formulations.
4. Comparison: GRP I Beam vs. Steel I Beam vs. Aluminum I Beam
| Properti | Balok I GRP | Steel I Beam | Aluminum I Beam |
|---|---|---|---|
| Tahan korosi | ✅ Luar Biasa | ❌ Mudah berkarat | ⚠️ Sedang |
| Berat | ✅ Ringan | ❌ Berat | ✅ Lebih ringan dari baja |
| Rasio Kekuatan terhadap Berat | ✅ Tinggi | ✅ Tinggi | ✅ Tinggi |
| Isolasi Listrik | ✅ Tidak menghantarkan listrik | ❌ Konduktif | ❌ Konduktif |
| Konduktivitas Termal | ✅ Rendah | ❌ Tinggi | ⚠️ Sedang |
| Pemeliharaan | ✅ Minimal | ❌ Membutuhkan lapisan pelindung | ✅ Minimal |
| Jangka hidup | ✅ 20+ tahun | ❌ Rentan terhadap korosi | ✅ 10-15 tahun |
5. Types of GRP I Beams Based on Resin Composition
📌 Resin Poliester – General-purpose, cost-effective.
📌 Resin Vinil Ester – Ketahanan kimia dan korosi yang unggul.
📌 Resin Fenolik – High fire resistance, low smoke emission.
📌 Resin Epoksi – High mechanical strength and impact resistance.
6. Applications of GRP I Beams
🌉 Konstruksi & Infrastruktur – Bridges, walkways, platforms, and support structures.
⚡ Electrical & Power Industry – Structural framing for electrical enclosures.
🏗 Pabrik Industri – Chemical-resistant frameworks for factories.
🌊 Kelautan & Lepas Pantai – Used in shipbuilding, offshore oil rigs, and seawater-exposed structures.
🏭 Pabrik Kimia – Structural supports in corrosive environments.
🚇 Rail & Transport – Lightweight framing and structural reinforcements.
7. GRP I Beam Installation & Processing
🛠 Pemotongan: Dapat dipotong dengan gergaji berujung karbida atau berlian.
🔩 Pengancing: Drilled with standard HSS drill bits, can use stainless steel bolts.
🛠 Ikatan: 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
🔥 GRP standar – Ketahanan api sedang.
🔥 GRP Tahan Api (FR-rated) – Memenuhi BS 476, ASTM E84, dan EN 13501 standar.
📌 Ensure you choose the right resin type based on your fire safety requirements.
9. Lifespan & Durability of GRP I Beams
⏳ 20+ tahun lifespan in most environments due to ketahanan terhadap korosi, stabilitas UV, dan kekuatan mekanik yang tinggi.
10. Maintenance & Care of GRP I Beams
🧼 Pembersihan: Cuci dengan deterjen ringan dan air.
🔍 Inspeksi: Check for any surface damage, especially in high-load areas.
🌞 Perlindungan UV: Some GRP beams come with Lapisan tahan UV for prolonged outdoor exposure.
11. Are GRP I Beams More Expensive Than Steel?
💰 Biaya awal: Sedikit lebih tinggi dari baja.
💰 Biaya jangka panjang: Lebih rendah karena reduced maintenance, installation costs, and longer lifespan.
12. Customization Options for GRP I Beams
🛠 Opsi Kustomisasi yang Tersedia:
📌 Ukuran & Ketebalan
📌 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 (Manajemen Mutu)
✅ EN 13706 (Profil GRP Struktural)
✅ ASTM D4385 (Standar GRP Pultruded)
✅ BS 476 (Uji Ketahanan Api)
💡 Butuh penawaran harga atau konsultasi teknis? Beri tahu saya detail proyek Anda! 🚀
Balok I GRP
Seri :
Produk Utama >aplikasi
🌉 Konstruksi & Infrastruktur – Jembatan, jalan setapak, platform, dan struktur pendukung. ⚡ Industri Listrik & Tenaga – Rangka struktural untuk penutup listrik. 🏗 Pabrik Industri – Kerangka tahan bahan kimia untuk pabrik. 🌊 Kelautan & Lepas Pantai – Digunakan dalam pembuatan kapal, anjungan minyak lepas pantai, dan struktur yang terpapar air laut. 🏭 Pabrik Kimia – Penopang struktural di lingkungan korosif. 🚇 Kereta Api & Transportasi – Rangka ringan dan penguatan struktural.
Nama merk :
komposit TF
Nama Produk :
Balok I GRP
Bahan :
fiberglass
Warna :
Kuning, Abu-abu, Lainnya
Pertanyaan Umum
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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