High-quality corrosion resistant concrete reinforcement

SFT-Bar® FRP Rebar: High-Performance, Corrosion-Resistant Concrete Reinforcement

SFT-Bar® is an innovative FRP rebar solution designed to provide durable, lightweight, and corrosion-resistant reinforcement for modern concrete structures. Developed as an alternative to traditional steel reinforcement, SFT-Bar® offers exceptional tensile strength, long-term durability, and reliable performance in demanding construction environments.

Manufactured using advanced Fiber Reinforced Polymer (FRP) technology, SFT-Bar® is suitable for infrastructure, commercial, industrial, and residential construction projects. Its non-corrosive and non-conductive properties make it particularly valuable for applications exposed to moisture, chemicals, saltwater, and other challenging environmental conditions.

What Is FRP Rebar?

Fiber Reinforced Polymer (FRP) is a composite material consisting of a polymer matrix reinforced with high-strength fibers. These fibers may include glass, basalt, carbon, or aramid, while the polymer matrix typically consists of epoxy, vinyl ester, or polyester resin.

FRP rebar is engineered to reinforce concrete structures without the corrosion-related limitations associated with conventional steel reinforcement.

Unlike steel, which can rust when exposed to moisture, oxygen, and chlorides, composite reinforcement does not undergo the same electrochemical corrosion process. This characteristic helps reduce deterioration caused by reinforcement corrosion and can extend the service life of properly designed concrete structures.

SFT-Bar® offers a practical reinforcement solution for construction professionals seeking durability, efficiency, and reduced long-term maintenance requirements.

Comparison SnapshotBFRPSteelGFRPStainless Steel
Strength+2.5XTraditional+2.0XTraditional
Weight1/4XHeavy1/4XHeavy
Carbon FootprintLowBadLowBad
ConductivityNoYesNoYes
Saltwater DeteriorationNo1 DayNo2-5 years
Easy to TransportBar or CoilHeavy, Long & BendsBar or CoilHeavy, Long & Bends
Designation of barsNominal cross-sectional area
Guaranteed tensile strengthTensile Modulus of elasticityTransverse shear strength
(CSA S807 Table 1)
(CSA S807 Table 1)
(ASTM D7205)(ASTM D7205)(ASTM D7617)
Designated Diameter in mmmm2
MPa GPakN
632110546-707
850105046-7023
1071100246-7031
1312998146-7054
1519996046-7079
2028489846-70109
2238787746-70156
2551084346-70188
3064579646-70202
3281975846-70220
35100672246-70223
  • Tensile properties were calculated using nominal cross-sectional areas.
  • The designers should contact the bar manufacturer for the latest updates of this technical data sheet
SFT-Bar®Steel
Production43% less CO2 EmissionsHigh CO2 Emissions
TransportFewer construction freightHigh construction freight
Service LifeLong (resistance to corrosion)Short due to corrosion
Cost and Performance comparisonSFT-GFRP rebarBlack steel rebarEpoxy coated rebar (ECR)Galvanized steel rebarStainless steel rebar
Cost comparison
Life Cycle AdvantageLonger +++++ Short Longer+Longer++Longer++
Initial cost of materialGrade I – comparable to black steel rebar
Grade II – Comparable to Epoxy coated rebar
NoneHighHighHigher ++
Transport savingsYes No No No No
Concrete cover savings Possible No Possible PossiblePossible
Labor & Injury Savings during installation Yes No No No No
Corrosion Resistance
Corrosion risk profile NoVery HighYesPossible Low
Contact corrosion/ Corrosion at bendsNo Yes SusceptibleSusceptibleSusceptible
Cathodic protection neededNo Yes Limited to coatingSusceptibleSusceptible
Acid rain, Acid soils, marshesNo Yes Limited to coatingSusceptibleSusceptible
Rust Expansion/Rust stainingNo Yes Limited to coatingSusceptibleSusceptible
Alkali in concreteNo Yes Limited to coatingSusceptibleSusceptible
Chloride, Sulphide stress corrosionNo Yes Limited to coatingSusceptibleSusceptible
Mechanical Advantages
Thermal InsulatorYesPoorPoorPoorPoor
Electrical Insulator/ Non-MagneticYesPoorPoorPoorPoor
Weight1/41111
Long term bond concreteExcellentPoorGoodPoorGood
Tensile PropertiesExcellentOkayGoodGoodExcellent

Key Benefits of Composite Reinforcement

Fiberglass reinforcement offers several advantages over traditional steel, making it a durable and efficient solution for modern concrete construction.

Superior Corrosion Resistance

Unlike steel, composite bars do not rust when exposed to moisture, saltwater, or chemicals. This helps prevent corrosion-related concrete deterioration and supports longer-lasting structures.

Lightweight and Easy to Install

Approximately 75% lighter than conventional steel rebar, these reinforcement bars simplify transportation, handling, and installation, potentially reducing construction costs.

High Tensile Strength

SFT-Bar® provides excellent tensile strength for demanding structural applications. Its mechanical properties must be considered during engineering design to ensure optimal performance.

Non-Conductive and Non-Magnetic

Fiberglass reinforcement is electrically non-conductive and non-magnetic, making it suitable for specialized projects where electromagnetic interference must be minimized.

Long-Term Durability

By resisting corrosion, composite reinforcement helps reduce maintenance requirements, minimize repair costs, and extend the service life of concrete infrastructure.

Applications in Concrete Construction

These lightweight, corrosion-resistant reinforcement solutions are suitable for various structural and architectural applications, particularly in demanding environments.

Bridges, Barrier Walls, and Decks

Corrosion-resistant reinforcement helps protect bridges, barrier walls, and decks exposed to moisture, harsh weather, and de-icing salts.

Diaphragm Walls and Soft-Eye Applications

In diaphragm walls and soft-eye applications, composite bars offer cuttability, making them suitable for tunnel boring operations and underground construction.

Precast Tunnel Segments

Lightweight, non-corrosive reinforcement supports long-term durability in precast tunnel segments and other underground infrastructure.

Parking Garages, Roads, and Pavements

For parking garages, pavements, roads, and balconies, fiberglass reinforcement helps limit deterioration caused by moisture and de-icing salts.

Marine and Water Treatment Structures

Composite bars are particularly valuable for wharfs, sea walls, wave breakers, and water treatment plants, where exposure to water and chlorides makes corrosion resistance essential.

Additional applications include retaining walls, foundations, fence systems, and specialized concrete structures.

Why Choose FRP Rebar Over Steel?

Traditional steel reinforcement remains widely used, but FRP rebar offers important advantages for projects requiring corrosion resistance, reduced weight, and electrical non-conductivity.

Its durable composite structure helps reduce corrosion-related maintenance while improving handling and installation efficiency. For engineers, contractors, and infrastructure developers, this technology provides an effective alternative for demanding construction environments.

Material selection and structural design should always follow applicable engineering standards and project specifications. For additional technical guidance, refer to the American Concrete Institute’s ACI 440.11 building code for GFRP-reinforced concrete.

Discover SFTec’s Concrete Reinforcement Solutions

At SFTec, we provide innovative reinforcement products designed to meet the evolving needs of the construction industry.

Combining high tensile strength, corrosion resistance, and lightweight performance, our composite reinforcement solutions support durable concrete construction across transportation, marine, underground, and industrial infrastructure projects.

Looking for reliable reinforcement for your next project?

Contact SFTec to explore our product specifications, applications, and technical solutions.

SFT-Bar fiberglass reinforced polymer rebar

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    Catalog

    FRP Straight Rebar

    Materials: GFRP/BFRP
    Diameter: 4mm-40mm
    Length: Customized

    FRP Closed Ties

    Materials: GFRP/BFRP
    Diameter: 6mm-36mm
    Length: Customized

    FRP “V or U” Shape

    Materials: GFRP/BFRP
    Diameter: 6mm-36mm
    Length: Customized

    FRP Spirals (circle)

    Materials: GFRP/BFRP
    Diameter: 4mm-36mm
    Length: Customized

    FRP “Echelon” Shape

    Materials: GFRP/BFRP
    Diameter: 6mm-36mm
    Length: Customized

    FRP Hollow Rebar

    Materials: GFRP/BFRP
    Diameter: 14mm-40mm
    Length: Customized