MECHANICAL PROPERTIES of Fiberglass Rebar

The values listed below are results from 'coupon' tests performed in accordance with designated ASTM standards.



MECHANICAL PROPERTIES


ASTM
ENGLISH
UNITS                        VALUE
METRIC
UNITS                         VALUE
Tensile Stress, LW D-683 psi 30,000 MPa 206.8
Tensile Stress, CW
D-683 psi 7,000 MPa 48.2
Tensile Modulus, LW D-683
106psi 2.5 GPa 17.2
Tensile Modulus, CW D-683
106psi
0.8 GPa 5.5
Compressive Stress, LW D-695 psi 30,000 MPa 206.8
Compressive Stress, CW
D-695
psi 15,000 MPa 103.4
Compressive Modulus, CW D-695
106psi
2.5 GPa 17.2
Compressive Modulus, CW D-695
106psi
1.0 GPa 6.9
Flexural Stress, LW D-790 psi 30,000 MPa 206.8
Flexural Stress, CW D-790
psi 10,000 MPa 68.9
Flexural Modulus, LW D-790
106psi
1.8 GPa
12.4
Flexural Modulus, CW D-790
106psi
0.8 GPa
5.5
Modulus of Elasticity, E Full Section 106psi  2.8  GPa
19.3
Shear Modulus  ----  106psi 0.45  GPa  3.1
Short Beam Shear  D-2344 psi  4,500  MPa  31.0
Punch Shear D-732  psi  10,000  MPa  68.9
Notched Izod Impact, LW D-256 ft.- lbs. / in.  25  J/mm  1.33
Notched Izod Impact, CW  D-256  ft.- lbs. / in.  J/mm  0.21
Bearing Strength  D-953 psi  30,000  MPa  206.8

PHYSICAL PROPERTIES



ASTM

UNITS                        VALUE

UNITS                         VALUE
Bar Hardness D-2583 ---- 45 ---- 45
24 Hour Water Absorption D-570 % Max
0.45
% Max 0.45
Density D-792 lbs./in.3
0.062- 0.070
g/cm3 1.72-1.94
Coefficient of Thermal Expansion, LW D-696 10-6 in./in./°F
7 10-6 cm./cm./°C
12

ELECTRIC PROPERTIES



ASTM

UNITS                      VALUE

UNITS                        VALUE
Arc Resistance, LW D-495 seconds 120 seconds  120
Dielectric Strength, LW D-149 kv/ in. 35 kv/mm. 1.37
Dielectric Strength, PF D-149 volts / mil. 200 volts / mil. 200
Dielectric Constant, PF D-150 @60hz 5 @60hz 5

FLAMMABILITY PROPERTIES



ASTM

UNITS                  

UNITS                  
Tunnel Test E-84 Flame Spread
25 max.
Flammability D-635 ----
Non Burning
UL 94 ----
VO
NBS Smoke Chamber E-662 Smoke Density
600-700

LW = Lengthwise           CW = Crosswise           PF = Perpendicular to Laminate Face