Aubepine (Crataegus oxyacantha)
Family: Rosaceae
Common names: Aubepine, Hawthorn, Hawtorn, May tree, Rundhagtorn
Distributed in: Central African Republic (Africa)
Common uses: Agricultural implements, Boat building (general), Carvings, Flooring, Furniture, Heavy construction, Joinery, Millwork, Mine timbers, Musical instruments, Plywood, Poles, Sporting Goods, Tool handles, Turnery, Vehicle parts, Veneer: decorative
Tree size: Trunk diameter is 100-150 cm
Colors: the heart isPink, Redand the sapwoodWhite, Yellow.The grain isStraight, the textureMedium
Natural durability: Susceptible to insect attack, Very durable
Drying Defects: Severe twisting/warping
Ease of Drying: Moderately Difficult to Difficult
Gluing: Easy to glue
Planing: Planes well, to a good finish
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Fairly Difficult to Difficult to Work
Steam bending: Fair to Good Results
Turning: Very Good to Excellent Results
Polishing: Satisfactory;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
 |
 |
 |
 |
Item |
Green |
Dry |
Metric |
Specific Gravity |
|
|
|
Density |
|
817 |
kg/m3 |
Bending Strength |
|
|
kg/cm2 |
Crushing Strength |
|
|
kg/cm2 |
Hardness |
|
|
kg |
Impact Strength |
|
|
cm |
Shearing Strength |
|
|
kg/cm2 |
Stiffness |
|
|
1000 kg/cm2 |
Tangential Shrinkage |
|
|
% |
Radial Shrinkage |
5 |
|
% |
Weight |
801 |
641 |
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
|
cm-kg |
Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Density | | 51 | lbs/ft3 | Weight | 50 | 40 | lbs/ft3 | Radial Shrinkage | 5 | | % | Tangential Shrinkage | 9 | | % | |
Shrinkage, Tangential = large Shrinkage, Tangential = fairly large Shrinkage, Radial = fairly large Shrinkage, Tangential = moderate Shrinkage, Radial = moderate Shrinkage, Radial = large Density (dry weight) = 53-60 lbs/cu. ft Density (dry weight) = 46-52 lbs/cu. ft.
Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchTitmuss, F.H.,1965,Commercial Timbers of the World,Technical Press Ltd., London, 3rd edition
|