African Mahogany Wood

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African Mahogany Wood
Categories:	Wood and Natural Products; Wood; Hardwood
Material Notes:	Excellent shaping, very good planing, fair steam bending. Data is based on small, clear, air-dried samples unless specified. Usual surface texture: Medium Dimensional changes when dried lumber is subjected to variations in humidity during service: Small Resistance to fungal decay (Heartwood in ground contact): Moderately Durable (10 to 15 years) Resistance to penetration by preservatives: Extremely resistant Common Applications: Furniture, cabinet work, boat building, joinery
Key Words:	Khaya ivorensis; Lumber, Timber
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Physical Properties	Metric	English	Comments

Specific Gravity	0.420 g/cc	0.420 g/cc	Green
Density	0.510 g/cc	0.0184 lb/in³	Air Dry (12-15% Moisture Content)

Mechanical Properties	Metric	English	Comments
Hardness, Wood Indentation	2800 N	629 lb (f)	Side Hardness, Green
	3700 N	832 lb (f)	Side Hardness, 12% Moisture
Tensile Strength, Ultimate	2.00 MPa	290 psi	Perpendicular to Grain
	60.0 MPa	8700 psi	Axial
Modulus of Rupture	0.0510 GPa	7.40 ksi	Static Bending, Green
	0.0738 GPa	10.7 ksi	Static Bending, 12% Moisture
	0.0740 GPa	10.7 ksi	In Bending
Flexural Modulus	7.90 GPa	1150 ksi	Static Bending, Green
	9.70 GPa	1410 ksi	Static Bending, 12% Moisture
	9.80 - 10.2 GPa	1420 - 1480 ksi	In Bending
Compressive Strength	6.90 MPa	1000 psi	Perpendicular to Grain
	25.7 MPa	3730 psi	Parallel to Grain, Green
	39.3 - 45.0 MPa	5700 - 6530 psi	Parallel to Grain
	44.5 MPa	6450 psi	Parallel to Grain, 12% Moisture
Poissons Ratio	0.032	0.032	µ_TL, 12% Moisture Content
	0.033	0.033	µ_RL, 12% Moisture Content
	0.264	0.264	µ_TR, 12% Moisture Content
	0.297	0.297	µ_LR, 12% Moisture Content
	0.604	0.604	µ_RT, 12% Moisture Content
	0.641	0.641	µ_LT, 12% Moisture Content
Machinability	50 %	50 %	Medium Relative to Other Wood
Shear Strength	6.40 MPa	928 psi	Parallel to Grain, Green
	7.80 MPa	1130 psi	Orientation Unknown
	10.3 MPa	1490 psi	Parallel to Grain, 12% Moisture
Impact	3.9	3.9	J/cm² Toughness
Work to Maximum Load	0.0490 J/cm³	7.11 in-lb/in³	Static Bending, Green
	0.0570 J/cm³	8.27 in-lb/in³	Static Bending, 12% Moisture

Thermal Properties	Metric	English	Comments
Shrinkage	2.5 %	2.5 %	Radial Shrinkage Green to Oven Dry
	4.5 %	4.5 %	Tangential Shrinkage Green to Oven Dry
	8.8 %	8.8 %	Volumetric Shrinkage Green to Oven Dry

Descriptive Properties
Color	Reddish-brown		Usual for heartwood

References for this datasheet.

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PTSIE / 71348

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