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
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| Item |
Green |
Dry |
Metric |
| Specific Gravity |
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|
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| Density |
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817 |
kg/m3 |
| Bending Strength |
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|
kg/cm2 |
| Crushing Strength |
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kg/cm2 |
| Hardness |
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kg |
| Impact Strength |
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cm |
| Shearing Strength |
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kg/cm2 |
| Stiffness |
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|
1000 kg/cm2 |
| Tangential Shrinkage |
|
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% |
| Radial Shrinkage |
5 |
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% |
| Weight |
801 |
641 |
kg/m3 |
| Maximum Load |
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cm-kg/cm3 |
| Toughness |
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cm-kg |
| Static Bending |
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kg/cm2 |
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 |  |  |  | | 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
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