Table 1. -- Mechanical properties of odoko (Scottellia coriacea) and the 
comparable hardwoods, European beech ( Fagus sylvatica ) and 
American beech ( Fagus grand if olia )! 
Property- 
Species and origin 
Odoko 
( Scottellia 
coriacea ) 
Nigeria 
American 
Beech 
( Fagus 
grand i - 
folia ) 
United 
States 
European 
Beech 
( Fagus 
sylvatica ) 
United 
Kingdom 
European 
Beech 
( Fagus 
sylvatica) 
"Europe 
Moisture content 
Green percent 
Air-dry percent 
Weight per cubic foot 
At 50 percent moisture content. lb. 
At 12 percent moisture content. lb. 
Static bending 
Modulus of rupture 
Green p 
Air-dry p 
Modulus of elasticity 
Green 1,000 p 
Air-dry 1,000 p 
Work to maximum load 
Green in . -lb . 
Air-dry in. -lb. 
Total work 
Green in . -lb . 
Air-dry in. -lb. 
s.i 
i 
s 
per cu 
per cu 
per cu 
per cu 
.8.1, 
.s.i, 
. in. 
. in, 
. in, 
. in, 
Impact bending 
Height of drop causing complete 
failure (50-pound hammer) 
Green in , 
Air-dry in , 
Compression parallel to grain 
Maximum crushing strength 
Green p. s.i, 
Air-dry p. s.i. 
65 
12 
53 
in 
11,500 
16,000 
1,750 
1,990 
12.7 
12.0 
22.2 
16.9 
5,390 
8,880 
12 
^5 
8,600 
Ik, 900 
1,380 
1,720 
11.9 
51.1 
30.8 
30.9 
^3 
in 
3,550 
7,300 
88 
12 
52 
^3 
8,900 
16,200 
1,520 
1,950 
13.2 
Ij.k 
26.3 
27.^ 
36 
^5 
3,860 
7,870 
12 
ko 
13,500 
1,680 
^ 
Report No. 1973 
(Sheet 1 of 2) 
