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 Snapshot | BFRP | Steel | GFRP | Stainless Steel |
|---|---|---|---|---|
| Strength | +2.5X | Traditional | +2.0X | Traditional |
| Weight | 1/4X | Heavy | 1/4X | Heavy |
| Carbon Footprint | Low | Bad | Low | Bad |
| Conductivity | No | Yes | No | Yes |
| Saltwater Deterioration | No | 1 Day | No | 2-5 years |
| Easy to Transport | Bar or Coil | Heavy, Long & Bends | Bar or Coil | Heavy, Long & Bends |
| Designation of bars | Nominal cross-sectional area | Guaranteed tensile strength | Tensile Modulus of elasticity | Transverse shear strength |
|---|---|---|---|---|
| (CSA S807 Table 1) | (CSA S807 Table 1) | (ASTM D7205) | (ASTM D7205) | (ASTM D7617) |
| Designated Diameter in mm | mm2 | MPa | GPa | kN |
| 6 | 32 | 1105 | 46-70 | 7 |
| 8 | 50 | 1050 | 46-70 | 23 |
| 10 | 71 | 1002 | 46-70 | 31 |
| 13 | 129 | 981 | 46-70 | 54 |
| 15 | 199 | 960 | 46-70 | 79 |
| 20 | 284 | 898 | 46-70 | 109 |
| 22 | 387 | 877 | 46-70 | 156 |
| 25 | 510 | 843 | 46-70 | 188 |
| 30 | 645 | 796 | 46-70 | 202 |
| 32 | 819 | 758 | 46-70 | 220 |
| 35 | 1006 | 722 | 46-70 | 223 |
- 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 | |
|---|---|---|
| Production | 43% less CO2 Emissions | High CO2 Emissions |
| Transport | Fewer construction freight | High construction freight |
| Service Life | Long (resistance to corrosion) | Short due to corrosion |
| Cost and Performance comparison | SFT-GFRP rebar | Black steel rebar | Epoxy coated rebar (ECR) | Galvanized steel rebar | Stainless steel rebar |
|---|---|---|---|---|---|
| Cost comparison | |||||
| Life Cycle Advantage | Longer +++++ | Short | Longer+ | Longer++ | Longer++ |
| Initial cost of material | Grade I – comparable to black steel rebar Grade II – Comparable to Epoxy coated rebar | None | High | High | Higher ++ |
| Transport savings | Yes | No | No | No | No |
| Concrete cover savings | Possible | No | Possible | Possible | Possible |
| Labor & Injury Savings during installation | Yes | No | No | No | No |
| Corrosion Resistance | |||||
| Corrosion risk profile | No | Very High | Yes | Possible | Low |
| Contact corrosion/ Corrosion at bends | No | Yes | Susceptible | Susceptible | Susceptible |
| Cathodic protection needed | No | Yes | Limited to coating | Susceptible | Susceptible |
| Acid rain, Acid soils, marshes | No | Yes | Limited to coating | Susceptible | Susceptible |
| Rust Expansion/Rust staining | No | Yes | Limited to coating | Susceptible | Susceptible |
| Alkali in concrete | No | Yes | Limited to coating | Susceptible | Susceptible |
| Chloride, Sulphide stress corrosion | No | Yes | Limited to coating | Susceptible | Susceptible |
| Mechanical Advantages | |||||
| Thermal Insulator | Yes | Poor | Poor | Poor | Poor |
| Electrical Insulator/ Non-Magnetic | Yes | Poor | Poor | Poor | Poor |
| Weight | 1/4 | 1 | 1 | 1 | 1 |
| Long term bond concrete | Excellent | Poor | Good | Poor | Good |
| Tensile Properties | Excellent | Okay | Good | Good | Excellent |
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.

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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