FRP Electrical system Equipment: Composite Material Solutions Reshaping Grid Infrastructure. FRP (Fiberglass Reinforced Plastic) power system equipment refers to a series of critical components for power infrastructure, including transmission, distribution, substation, and auxiliary systems, manufactured using high-performance glass fiber-reinforced resin-based composite materials. Through fundamental innovations in materials science, this product line completely addresses long-standing challenges faced by traditional power equipment in corrosive environments, electromagnetic interference, mechanical strength, and total lifecycle costs. It serves as a new-generation technological enabler for smart grids, new energy integration, and urban grid upgrades.
Hebei Fortis Technology Co., Ltd Product Brochure
Product Advantages
The fiberglass composite pole has three key advantages over traditional poles: first, full insulation greatly boosts relative insulation distance, effectively preventing lightning-caused safety accidents. Second, it is light yet strong—its composite material has 1/4 the density of steel, yet over 500Pa strength to bear heavy loads; bending deformation fully recovers after unloading, with no impact on later use. Third, it is highly durable: retaining high strength long-term in acid, alkali, salt and common solvents, no regular anti-corrosion work is needed, and its service life exceeds 40 years. These features make it reliable for various power infrastructure.
Application Scenarios
Solar power plants and renewable energy sites often use FRP utility poles for panel array supports, inverter station connections and grid tie-in lines. The poles are non-conductive, UV-resistant and unaffected by the temperature fluctuations typical of large open installations. Their lightweight nature also reduces foundation requirements and installation costs, making them an efficient solution for utility-scale solar farms, especially in remote or environmentally sensitive locations.
Along railways, highways and toll roads, FRP utility poles support signaling systems, lighting, cameras, communication equipment and emergency power lines. Their resistance to vibration, weather and corrosion keeps them stable in high-traffic environments, while their non-conductive properties improve safety for maintenance crews working near electrical systems. Transportation authorities also value their low maintenance profile, which minimizes traffic disruption during inspection or repair work.
In coastal regions, salt spray and high humidity rapidly degrade wooden and steel poles. FRP utility poles are inherently resistant to saltwater corrosion, making them a preferred choice for seaside towns, ports, marinas, offshore platforms and island electrification projects. They do not rust, rot or attract marine borers, and they maintain their mechanical properties even after years of exposure to aggressive marine conditions, which significantly reduces replacement cycles and maintenance costs.
Parameter Specifications
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Product |
FRP Utility pole / telephone pole |
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Category |
Item |
Performance Requirements |
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|
Mechanical Properties |
Tensile Strength |
≥500 MPa |
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Flexural Strength |
≥500 MPa |
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Compressive Strength |
≥300 MPa |
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Physical Properties |
Flame Resistance |
V-1/0 Grade |
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Chemical Resistance |
Acid Resistance (80°C, 5wt% HCl solution, 28 days) |
No powdering, no cracks, flexural modulus retention rate ≥80% |
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Alkali Resistance (80°C, 10wt% NaOH solution, 7 days) |
No powdering, no cracks, flexural modulus retention rate ≥50% |
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Salt Resistance (80°C, 3wt% NaCl solution, 28 days) |
No powdering, no cracks, flexural modulus retention rate ≥85% |
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Aging Resistance |
Artificial Climate Aging (Method A-1, irradiance, cycle 1, 300h) |
No powdering, no cracks, flexural modulus retention rate ≥85% |
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Hygrothermal Aging (60°C, 93%RH, 12h~25°C/93%RH, 28 days) |
No powdering, no cracks, flexural modulus retention rate ≥85% |
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Constant Humidity and Heat Aging (60°C/93%RH, 28 days) |
No powdering, no cracks, flexural modulus retention rate ≥85% |
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High-Temperature Resistance (300°C~400°C) |
No powdering, no cracks, flexural modulus retention rate ≥80% |
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Electrical Properties |
Surface Resistivity |
≥1.0 × 10^10 Ω |
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Volume Resistivity |
≥1.0 × 10^10 Ω•m |
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Density |
solid |
≤0.25 g/cm³ |
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hollow |
≤2 g/cm³ |
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Model |
Length (m) |
Top Diameter (mm) |
Standard load (P) |
Standard bending moment (kN.m) |
|
Z Ø190×8×I×FH |
8 |
190 |
3 |
19.35 |
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Z Ø190×9×I×FH |
9 |
190 |
3 |
21.75 |
|
Z Ø190×10×I×FH |
10 |
190 |
3 |
24.15 |
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Z Ø190×12×I×FH |
12 |
190 |
3 |
29.25 |
|
Z Ø190×15×I×FH |
15 |
190 |
3 |
36.75 |
|
Z Ø190×18×I×FH |
18 |
190 |
3 |
/ |
|
Z Ø190×8×K×FH |
8 |
190 |
4 |
25.80 |
|
Z Ø190×9×K×FH |
9 |
190 |
4 |
29.00 |
|
Z Ø190×10×K×FH |
10 |
190 |
4 |
32.20 |
|
Z Ø190×12×K×FH |
12 |
190 |
4 |
39.00 |
|
Z Ø190×15×K×FH |
15 |
190 |
4 |
49.00 |
|
Z Ø190×18×K×FH |
18 |
190 |
4 |
61.00 |
|
Z Ø190×8×M×FH |
8 |
190 |
6 |
38.70 |
|
Z Ø190×9×M×FH |
9 |
190 |
6 |
43.50 |
|
Z Ø190×10×M×FH |
10 |
190 |
6 |
48.30 |
|
Z Ø190×12×M×FH |
12 |
190 |
6 |
58.50 |
|
Z Ø190×15×M×FH |
15 |
190 |
6 |
73.50 |
|
Z Ø190×18×M×FH |
18 |
190 |
6 |
91.50 |
|
Z Ø230×8×M×FH |
8 |
230 |
6 |
38.70 |
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Z Ø230×9×M×FH |
9 |
230 |
6 |
43.50 |
|
Z Ø230×10×M×FH |
10 |
230 |
6 |
48.30 |
|
Z Ø230×12×M×FH |
12 |
230 |
6 |
58.50 |
|
Z Ø230×15×M×FH |
15 |
230 |
6 |
73.50 |
|
Z Ø230×18×M×FH |
18 |
230 |
6 |
91.50 |
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Add.: No.8-1, Zhenxing Street, Matun Town, Zaoqiang County, Hengshui City, Hebei Province
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