Investor Presentaiton
EQUAL IN STRENGTH SUBSTITUTION
The term "diameter of composite rebar equal in terms
of strength" means the outer diameter of composite
rebar corresponding to steel rebar of a given diameter
in terms of strength.
Metal-to-Fiberglass Reinforcement Substitution
Table
Comparative Characteristics of Fiberglass and Steel
Reinforcement Bars
Characteristics
Metal (class A-III
(A400C))
Fiber Reinforced Polymer bar (FRP)
Material
Steel
Glass roving, epoxy resin based polymer
Metal (class A-III
(A400C))
Tensile Strength, MPa
Modulus of elasticity, Mpa
390
200,000
1,000 - 1,300
Composite polymer
fiberglass
reinforcement (CFR)
6 A-III
8 A-III
Relative extension, %
Density t/m3
Coefficient of linear expansion
at*10-5/°C
Temporary tensile strength, MPa
Corrosion resistance
25
7
50,000
2.2
1.9
13-15
360
Corroding
9-12
From 750
4 FRP
10 A-III
12 A-III
5,5 FRP
6 FRP
8 FRP
Thermal conductivity
14 A-III
10 FRP
16 A-III
12 FRP
Electrical conductivity
Available profiles, mm
Rebar length, m
Transcalent
electroconductive
6-80
6-12
18 A-III
14 FRP
20 A-III
16 FRP
Environmental friendliness
Lifetime
Parameters of equally efficient
reinforcing frame with a load of
25 t/m2
Environmentally
friendly
According to
building standards
about 50 years
For 8 A-III steel
rebar the cell size is
14 x 14 cm, the
weight is 5,5 kg/m2
Non-corroding material, 1st group of chemical
resistance, including the alkaline environment of
concrete
Non-transcalent
Non-electroconductive dielectric
4-20
Any manufactured length, available in rods and
coils
No harmful and toxic substances emission
Not less than 100 years (estimated)
For 8 FRP the cell size is 23 x 23 cm, the weight is
0,61 kg/m2 (9 times less)
COMPOSITE
GROUP
CHELYABINSKView entire presentation