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Fiberglass Flange

Cooling capacity: 25-500 T/h (single room) Application fields: casting, forging, air compressor, central air conditioner, ground source heat pump, printing machine, die casting machine and injection molding machine. Cooling medium: pure water, quenching liquid and hydraulic oil.
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1.Fiberglass Flanges - High-Performance Corrosion-Resistant Connection Solutions

 

Product Introduction

Our Fiberglass Reinforced Plastic (FRP) Flanges are engineered to provide leak-proof, maintenance-free connections for corrosive and demanding piping applications. These lightweight yet incredibly strong flanges offer superior performance where traditional metal flanges would fail due to corrosion or chemical attack.

 

2.Outstanding Product Features

 

Exceptional Corrosion Resistance

Withstand harsh chemicals including acids, alkalis, and salt solutions

Ideal for pH ranges from 1 to 14

Completely immune to rust and galvanic corrosion

 

Superior Mechanical Properties

High strength-to-weight ratio (70% lighter than steel)

Pressure ratings up to 150psi (PN10/PN16)

Temperature range: -40°F to 250°F (-40°C to 120°C)

 

Reliable Performance

Precision-machined sealing surfaces ensure leak-free connections

UV-stabilized for outdoor applications

Non-conductive and non-sparking for hazardous areas

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3.Available Configurations

 

✔ Slip-On Flanges
✔ Blind Flanges
✔ Threaded Flanges
✔ Lap Joint Flanges
✔ Custom designed flanges

 

4.Technical Specifications

 

Sizes: 1/2" to 48" (DN15 to DN1200)

Face Types: Flat Face (FF), Raised Face (RF)

Standards: ASME B16.5, ISO 14692, DIN

Bolt Patterns: Matches standard flange dimensions

Fire Rating: ASTM E84 Class 1

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5.Industry Applications

 

Chemical processing plants
• Water and wastewater treatment
• Oil & gas production
• Power generation facilities
• Marine and offshore installations
• Pulp and paper industry

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6.Why Choose Our FRP Flanges?

 

Longer Service Life - Outlast metal flanges 3-5x in corrosive environments

Cost Effective - Lower installation and maintenance costs

Easy Installation - Lightweight for quick, safe handling

Custom Solutions - Available in various resins (vinyl ester, epoxy, polyester)

Upgrade to Fiberglass Flanges today - the smart choice for corrosion-free, maintenance-free piping connections!

Fiberglass Flange Customer Evaluation

Canada

2026.01.08

Canada

This fiberglass flange is corrosion-resistant and lightweight, with high structural strength. It connects firmly in chemical pipelines and shows no leakage under working pressure.

Saudi Arabia

2026.02.13

Saudi Arabia

Excellent acid and alkali resistance, very suitable for desalination and wastewater systems. The surface is smooth and dimensionally accurate, easy to install.

Australia

2026.02.27

Australia

Good sealing performance and long service life. It does not rust or age in coastal environments, much better than metal flanges.

Germany

2026.03.09

Germany

High insulation and stable pressure resistance. Perfectly matches FRP pipes and fittings, fully meeting industrial engineering standards.

UAE

2026.03.22

UAE

Light weight reduces installation difficulty and construction cost. The flange is durable and reliable in long-term operation.

Fiberglass Flange FAQ

  • What is a fiberglass flange used for?

    It is mainly used for connecting FRP pipes, valves, pumps and equipment in corrosive fluid pipelines.

  • What are the advantages of fiberglass flanges?

    Corrosion resistance, light weight, high strength, good insulation, non-magnetic, reliable sealing and long service life.

  • What pressure ratings do you offer?

    Common pressure levels include PN0.6, PN1.0, PN1.6 MPa, and custom high-pressure types are available.

  • What connection methods are applicable?

    It is mainly connected by bolts, and can be matched with butt joint, socket joint and adhesive connection.

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20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China

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