Structural Profiles - Flat Bars (Vinyl Ester)

Structural Profiles - Flat Bars (Vinyl Ester)

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Greenlogy TEC

  FRP pultruded profiles take glass fiber reinforcement as the base material and resin as the binder, with glass fiber cloth as the wrapping reinforcement layer. After thorough impregnation, they are heated, formed and cured in a metal mold, and then drawn by a haul-off machine. As a new type of composite material with good physical properties, they are widely used in high-strength and long-span applications.  

Riglet

Type

Size (mm)

Weight (kg/m)

Size (in)

Weight (lbs/in)

Riglet

Width × Thickness


Width × Thickness


FS19

19*6.4

0.25

3/4" x 1/4"

0.55

FS30A

30*3

0.18

19/16" x 1/8"

0.4

FS30B

30*6.4

0.37

19/16" x 1/4"

0.82

FS35

35*8

0.54

11/8" x 5/16"

1.19

FS38

38*5

0.37

3/2" x 3/16"

0.82

FS40A

40*8

0.62

25/16" x 5/16"

1.37

FS40B

40*10

0.79

25/16" x 3/8"

1.74

FS46B

46*6.4

0.58

29/16" x 1/4"

1.28

FS50A

50*2

0.25

2" x 1/16"

0.55

FS50B

50*4

0.38

2" x 3/16"

0.84

FS50C

50*6

0.59

2" x 1/4"

1.3

FS50D

50*8

0.76

2" x 5/16"

1.68

FS50E

50*15

1.43

2" x 9/16"

3.15

FS60A

60*2

0.24

19/8" x 1/16"

0.53

FS60B

60*4

0.48

19/8" x 3/16"

1.06

FS64

64*4.8

0.6

5/2" x 3/16"

1.32

FS70

70*4

0.55

11/4" x 3/16"

1.21

FS76

76*9.5

1.42

3" x 3/8"

3.13

FS100A

100*10

1.95

4" x 3/8"

4.3

FS100B

100*25

4.85

4" x 1"

10.7

FS102A

102*3.2

0.63

4" x 1/8"

1.39

FS102B

102*5

0.97

4" x 3/16"

2.4

FS102C

102*6.4

1.3

4" x 1/4"

2.87

FS120

120*10

2.4

19/4" x 3/8"

5.29

FS152A

152*10

2.92

6" x 3/8"

6.44

FS152B

152*20

5.9

6" x 13/16"

13

FS190

190*15

5.42

15/2" x 9/16"

12

FS280

280*10

5.32

11" x 3/8"

11.7

FS300

300*24

14.4

12" x 15/16"

31.8

FS355

355*5

3.5

14" x 3/16"

7.72

FS555

555*5

5.4

22" x 3/16"

11.9

FS751

751*5

7.2

30" x 3/16"

15.9

Markets

FRP flat bar profile with vinyl ester resin, used in industrial and commercial applications

  • Construction

  • Bridges and Highways

  • Chemical

  • Food and Beverage

  • Manufacturing

  • Metals and Mining

  • Microelectronics

  • Oil and Gas

  • Pharmaceutical

  • Power

  • Pulp and Paper

  • Recreation

  • Telecommunications

  • Transportation

  • Water and Wastewater Treatment

Features:

  • Corrosion resistant

  • Low maintenance

  • Flame retardant

  • Low installation cost

  • Heavy metal resistant

  • Long service life

  • Electrical insulation and thermal non-conductivity

  • High strength-to-weight ratio

Raw material introduction — resin types

Code

Resin type

Flame retardant performance

Recommended applications

VEFR-25

Vinyl ester type

Oxygen index 28 and above

Acid, alkali and other harsh corrosive environments

IFR-25

Isophthalic type

Oxygen index 28 and above

An economical VEFR-grade product with good performance and moderate resistance to acids, alkalis and solvents

OFR-25

Ortho type

Oxygen index 28 and above

General acid and alkali environments

 Applications:

   Greenlogy TEC pultruded FRP profiles are widely used in various scenarios, combining corrosion resistance, high strength, dimensional stability and light weight, with thermal insulation and electrical insulation properties. In areas where steel, aluminum or wood components have traditionally been used, durable Greenlogy TEC profiles provide years of low-maintenance service. Today, these profiles are often used in highly corrosive applications that previously required stainless steel and other expensive components.   

Greenlogy TEC profiles

Mechanical properties

ASTM

Unit

Value

Unit

Value

Tensile stress, LW

D-638

psi

30000

kgf/m²

21092086

Tensile stress, CW

D-638

psi

7000

kgf/m²

4921487

Tensile modulus, LW

D-638

10^6psi

2.5

10^6kgf/m²

1758

Tensile modulus, CW

D-638

10^6psi

0.8

10^6kgf/m²

562

Compressive stress, LW

D-695

psi

30000

kgf/m²

21092086

Compressive stress, CW

D-695

psi

15000

kgf/m²

10546043

Compressive modulus, LW

D-695

10^6psi

2.5

10^6kgf/m²

1758

Compressive modulus, CW

D-695

10^6psi

1

10^6kgf/m²

703

Flexural stress, LW

D-790

psi

30000

kgf/m²

21092086

Flexural stress, CW

D-790

psi

10000

kgf/m²

7030695

Flexural modulus, LW

D-790

10^6psi

1.8

10^6kgf/m²

1266

Flexural modulus, CW

D-790

10^6psi

0.8

10^6kgf/m²

562

Modulus of elasticity

Full section

10^6psi

2.8

10^6kgf/m²

1969

Shear modulus

---

10^6psi

0.45

10^6kgf/m²

316

Short-beam shear

D-2344

psi

4500

kgf/m²

3163813

Punch shear

D-732

psi

10000

kgf/m²

7030695

Notched Izod impact, LW

D-256

ft.-lbs./in.

25

kg/m

3.46

Notched Izod impact, CW

D-256

ft.-lbs./in.

4

kg/m

0.55

  Excluding round rods and square rods

Physical properties

ASTM

Unit

Value

Barcol hardness

D-495

---

45

24-hour water absorption

D-570

Max % (%max)

0.45

Density

D-792

lbs./in.³

0.062-0.07

Coefficient of thermal expansion, LW

D-696

10^-6in./in./℃

8

Flammability

ASTM

Unit

Value

Tunnel test*

E-84

Flame spread

Max 25

Combustibility*

D-635

---

Non-combustible

Electrical properties

ASTM

Unit

Value

Arc resistance, LW

D-495

秒(s)

120

Dielectric strength, LW

D-149

kv./in.

35

Dielectric strength, PF

D-149

Volts/mil

200

Dielectric constant, PF

D-150

@60hz

5

LW = lengthwise, CW = crosswise, PF = perpendicular to laminate surface

*Applies to ISOFR and VEFR only


Application Scenarios

Structural Profile - Flat Bar (Vinyl Ester) is suitable for structural applications such as platforms, walkways, handrails and supports that require corrosion resistance and strength. The vinyl ester resin system gives it good resistance in acidic, alkaline and humid environments, and it is commonly used in chemical, water treatment, marine engineering and other fields. For selection in specific scenarios, we recommend consulting us based on load and environmental conditions.

Selection Guidance

Selection should take into account load requirements, span, support spacing, environmental corrosiveness and installation method. The width and thickness specifications of the flat bar profile affect its load-bearing capacity, and different resin systems (such as vinyl ester) affect the corrosion resistance grade. If you need recommended specifications for a specific project, please contact us for technical support.

Product Advantages

This flat bar profile is produced by pultrusion and features light weight, high strength, corrosion resistance, electrical insulation, non-magnetic properties and ease of cutting and installation. The vinyl ester resin gives it chemical resistance superior to ordinary polyester, making it suitable for long-term use in harsh environments. The surface can be treated for anti-slip or coating to meet different working conditions.

Inquiry Guidance

For detailed specifications, dimensional tolerances, performance parameters and commercial terms of Structural Profile - Flat Bar (Vinyl Ester), please contact us. We can provide customized solutions and quotations based on your project requirements.

Operating Environment

  • This FRP pultruded flat bar is a glass fiber reinforced composite with resin as the binder. It is inherently resistant to moisture, salt spray and corrosion from many industrial chemicals, and is suitable for indoor and outdoor structural applications.
  • Because pultruded profiles are produced through heating, molding, curing and pulling processes that encase the glass fiber reinforcement, they perform reliably in high-humidity, damp or chemical-exposure environments, where conventional steel requires frequent maintenance.
  • This flat bar can be used within the ambient temperature range commonly found in industrial and construction settings; for continuous exposure to high temperatures, concentrated acids or alkalis, or other corrosive media, please contact us to discuss resin selection and suitability for the specific application.
  • Typical operating environments for this structural profile include chemical processing plants, wastewater treatment facilities, marine and offshore platforms, cooling towers and other areas subject to moisture, corrosive vapors or weather exposure.

Custom Cutting

Need panels that fit, or cut to shape? We custom cut FRP grating and profiles to your drawing: panels cut to size or to shape (corner cuts, cutouts), cut edges sealed with resin, and pre-cut and pre-drilled to drawing before shipping. See the custom cutting services.