12.5mm Fiberglass Round Bar

This solid 12.5mm fiberglass round bar uses premium pultrusion tech. It delivers long durability, low upkeep and anti-rust performance for outdoor and corrosive settings.

Diameter

12.5mm

Length

customized

Color

White, black, green, blue, red, etc

Customizable Options

Tailored size, color, and surface finish to meet your project needs.

Factory-Direct Pricing

Save costs with direct production from our source factory.

Product Specifications

Parameter Value
Raw Material Unsaturated Polyester Resin/Vinyl Ester Resin + E-glass Fiber
Production Process Pultrusion / Molding
Applications Industrial/ Agricultural/ Electrical &Energy/ Infrastructure / Water & Chemical/ Marine &Docks
Temperature Range -40°C ~ +120°C

Product Introduction

1.12.5mm Fiberglass Round Bar Introduction

12.5mm Fiberglass Round Bar is a high‑strength pultruded solid fiberglass rod designed for versatile industrial and construction applications. As a corrosion‑proof, lightweight, and long‑lasting alternative to steel and metal bars, our 12.5mm Fiberglass Round Bar provides reliable structural strength, stability and durability, making it the ideal solution for construction reinforcement, engineering supports, electrical insulation parts, and various industrial projects worldwide.

2.Key Advantages of Our 12.5mm Fiberglass Round Bar

  • High Structural Strength & Stability: 12.5mm solid round profile ensures consistent rigidity and load-bearing performance for light to medium‑duty structural and support applications.
  • Superior Corrosion & Chemical Resistance: Resistant to acids, alkalis, saltwater, oil, and UV; no rust, no rot, no painting required, ideal for long‑term use in harsh environments.
  • Excellent Safety & Non‑Conductivity: Non‑conductive, fire‑retardant optional, safe for use in electrical areas and high‑risk industrial zones.
  • Lightweight & Easy Installation: Much lighter than metal bars, lowering transportation and labor costs; can be easily cut, drilled, and assembled on‑site.
  • Low Maintenance & Long Service Life: Minimal upkeep required, service life up to 20+ years, greatly reducing overall lifecycle costs.

3.Wide Range of Industrial Applications

Our 12.5mm Fiberglass Round Bar is widely used in various industrial and construction environments:
  • Structural Support & Framing: Lightweight frameworks, small equipment supports, DIY structural parts and engineering components.
  • Marine & Offshore: Boat fittings, coastal facility parts, saltwater‑resistant supports and marine structural components.
  • Chemical & Processing Plants: Corrosive area small structures, insulation supports and workshop components.
  • Wastewater & Water Treatment: Plant construction parts, tank accessories and drainage system components.
  • Construction & Municipal: Concrete reinforcement, building profiles, safety barriers and public facility parts.

4.Technical Specifications (Customizable)

  • Material: High-quality unsaturated polyester resin / vinyl ester resin reinforced with E-glass fibers
  • Production Process: Pultruded
  • Profile Size: 12.5mm (customizable according to engineering requirements)
  • 12.5mm Fiberglass Round Bar Fire resistance: Excellent
  • 12.5mm Fiberglass Round Bar Load capacity: 4.2–6.0 kN/m
  • 12.5mm Fiberglass Round Bar Standard sizes: 3000mm – 6000mm customizable length
  • 12.5mm Fiberglass Round Bar Span tables: Average span 1.7 m
  • 12.5mm Fiberglass Round Bar Load tables: 3.7–5.4 kN/m at 1.5–1.7 m span
  • 12.5mm Fiberglass Round Bar Texture: Smooth, gritted anti‑slip, concave
  • Color Options: Yellow, gray, green, orange, custom RAL colors
  • Mechanical Properties: Good impact resistance, fatigue resistance, and structural stability
  • Certifications: ISO 9001, CE, ASTM standard

5.Why Choose Our 12.5mm Fiberglass Round Bar?

As a professional manufacturer of FRP composite products, we produce reliable 12.5mm Fiberglass Round Bar that meets strict international quality standards. We support both standard and customized projects with professional technical support, stable production, and competitive pricing.

Contact us today to discuss your 12.5mm Fiberglass Round Bar needs and get a free quote!

19mm lightweight fiberglass round bar, chemical resistant FRP structural rod High durability 19mm fiberglass round bar, lightweight glass fiber round rod

Production Line

We produce Mingchi 12.5mm Fiberglass Round Bar on fully automated pultruded production lines, with stable and consistent process control throughout manufacturing. We implement strict quality inspections from raw material selection to final packaging, ensuring every bar delivers uniform quality and dependable performance for all kinds of industrial and engineering applications.
Mingchi FRP factory production line with advanced manufacturing equipment, showing the company's sincerity-based quality philosophy banner"

Industry Application

Fiberglass (FRP) is a versatile, corrosion-resistant engineered material, powering critical applications across bridge infrastructure, industrial safety, chemical processing, marine terminals, municipal engineering, and solar energy. With unmatched durability, low maintenance, and high strength, FRP solutions deliver long-lasting performance for demanding industrial environments worldwide.

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