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Fornitori

Ditta 5
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 4
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 3
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 2
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 1
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 0
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Adwenkobi
Adwenkobi (Hymenostegia afzelii)

Family: Caesalpiniaceae

Common names: Adwenkobi, Aka, Akarak, Akushunmajadin, Alade, Eggi, Kouekove, Nkanua, Ogikiomi, Okuraba, Oyabezze, Takorowa, Upatecka, Waterside cynometra

Distributed in: Angola, Benin, Cameroon, Ghana, Guinea, Ivory Coast, Liberia, Nigeria, Sierra Leone, Togo (Africa)

Common uses: Agricultural implements, Flooring, Fuelwood, Heavy construction, Light construction, Mine timbers, Posts, Railroad ties, Sporting Goods, Tool handles, Vehicle parts

Tree size: Tree height is 0-10 m

Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow, Yellow.The grain isInterlocked, the textureMediumand the lusterMedium

Natural durability: Susceptible to attack from powder post (Lyctid & Bostrychid) beetles, Susceptible to termite (Isoptera) attack

Drying Defects: Distortion

Tree Identification: Bole/stem form is fluted

Cutting Resistance: Cutting Resistance with green wood is difficult

Planing: Difficult to plane


Polishing: Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 929 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 6 %
Weight 913 737 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Density 58 lbs/ft3
Weight 57 46 lbs/ft3
Radial Shrinkage 6 %
Tangential Shrinkage 9 %

Shrinkage, Tangential = large
Shrinkage, Radial = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = fairly large
Density (dry weight) = 61-67 lbs/cu. ft
Density (dry weight) = 53-60 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 ResearchChalk, L.,1933,Twenty West African Timber Trees,Forest Trees and Timbers of the British Empire,Part 2Irvine, F.R.,1961,Woody Plants of Ghana,O.U.P. London
*Come interpretare i dati (manleva su eventuali imprecisioni)