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.	4	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