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Mechanical / Coupon Properties

Name: Fiberglass Grating Professionals
Address: 90 West 500 South #358, Bountiful, UT, 84010, US
Telephone: +18019511497

(Fiberglass Structural Shapes)

Coupon test results performed in accordance with designated ASTM international standards.

		English		Metric
Mechanical Properties	ASTM	Units	Value	Units	Value
Tensile Stress, LW	D-638	psi	30,000	MPa	206.8
Tensile Stress, CW	D-638	psi	7,000	MPa	48.2
Tensile Modulus, LW	D-638	10⁶ psi	2.5	GPa	17.2
Tensile Modulus, CW	D-638	10⁶ psi	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, LW	D-695	10⁶ psi	2.5	GPa	17.2
Compressive Modulus, CW	D-695	10⁶ psi	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	10⁶ psi	1.8	GPa	12.4
Flexural Modulus, CW	D-790	10⁶ psi	0.8	GPa	5.5
Modulus of Elasticity	Full Section	10⁶ psi	2.8	GPa	19.3
Shear Modulus	----	10⁶ psi	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/in³	0.062 - 0.070	g/cm³	1.72 - 1.94
Coefficient of Thermal Expansion, LW	D-696	10⁶in/in/°F	7	10^-6cm/cm/°C	12
Electrical 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		Value
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