# Fiberglass Pultruded Profiles (Square Tubes, Round Tubes, Angle Steel, Channel Steel, I-Beams)

## Product Introduction

Fiberglass pultruded profiles are glass fiber reinforced composite materials (FRP), manufactured using a continuous pultrusion process. They are formed by high-temperature curing of resin + alkali-free glass fiber yarn/mat into a single piece. Standard cross-section profiles include square tubes, round tubes, angle steel, channel steel, and I-beams, which can replace traditional steel and aluminum alloys. They are specialized profiles for corrosion-resistant structures. Standard sizes and complete specifications are available. They can be cut, drilled, and assembled, and are widely used in various corrosion-resistant frames, brackets, railings, platforms, and support structures.

## Core Advantages

1. Superior Corrosion Resistance and Long Service Life

Resistant to acid, alkali, salt spray, sewage, chemical media, seawater, and chloride ion corrosion. Rust-free and non-oxidizing, requiring no anti-corrosion painting. Service life can reach 15-25 years, far exceeding that of ordinary steel.

2. Lightweight and High-Strength, Stable Load-Bearing Capacity With a density only 1/4 that of steel, it is lightweight and easy to transport and install; its high tensile strength and excellent bending and compressive strength meet the requirements for structural support and frame load-bearing.

3. Insulated and Non-Conductive, Safe and Explosion-Proof Made of non-metallic material, it is insulated, non-magnetic, and anti-static, suitable for power, chemical, and flammable/explosive environments, eliminating the risk of leakage and electrochemical corrosion.

4. Flame-Retardant, Weather-Resistant, and Anti-Aging Flame-retardant and UV-resistant profiles can be customized. It will not deform, crack, or fade when used outdoors, and is adaptable to high and low temperature environments.

5. Easy to Process and Convenient to Install It can be cut, drilled, tapped, and bolted together without welding, simplifying construction and saving labor and time.

6. Maintenance-Free, Low Overall Cost No subsequent costs for rust removal, rust prevention, or corrosion prevention; long-term operating costs are far lower than those of steel.

7. Standardized Dimensions, Customizable A full range of specifications are available; wall thickness, cross-section, color, and strength can all be customized to your needs.

## Main Functions and Application Scenarios

### 1. Square and Round Tubes

- Fabrication of railings, fences, guardrails, ladder handrails, equipment supports, pipe supports, photovoltaic supports

- Chemical and sewage treatment plant frames, aquaculture sheds, offshore walkway supports, municipal guardrails

### 2. Angle Steel

- Used for frame reinforcement, corner bracing, support bases, equipment fixing, anti-corrosion wall keel, guardrail corner fittings

- Steel structure replacement components, used for corner supports in anti-corrosion workshops and chemical platforms

### 3. Channel Steel

- Used for load-bearing beams, platform main beams, equipment bases, trench supports, anti-corrosion building purlins, stair load-bearing beams

- Sewage treatment, chemical workshop platform frames, large anti-corrosion structures

### 4. I-Beams

- High-strength main beams, load-bearing beams, large platform frames, equipment bases, span supports

- Replacement for steel I-beams, used in main load-bearing structures for chemical plants, power plants, marine environments, and large-scale anti-corrosion projects.

### General Application Industries: Wastewater treatment plants, chemical electroplating plants, new energy photovoltaics, power plants, municipal engineering, mariculture, offshore platforms, anti-corrosion workshops, food and pharmaceutical workshops, etc.

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