Wood Handbook, Wood as an Engineering Material

(Wang) #1

Table 5–5b. Mechanical properties of some woods imported into the United States other than Canadian imports
(inch–pound)a


Static bending
Com-
pression
parallel
to grain
(lbf in–2)

Shear
parallel
to grain
(lbf in–2)

Side
hard-
ness
(lbf)

Sample
originb

Common and botanical
names of species


Moisture
content

Specific
gravity

Modulus
of
rupture
(lbf in–2)

Modulus
of
elasticity
( 106 lbf in–2)

Work to
maximum
load
(in-lbf in–3)
Afrormosia (Pericopsis elata) Green 0.61 14,800 1.77 19.5 7,490 1,670 1,600 AF
12% 18,400 1.94 18.4 9,940 2,090 1,560
Albarco (Cariniana spp.) Green 0.48 — — — — — — AM
12% 14,500 1.5 13.8 6,820 2,310 1,020
Andiroba (Carapa guianensis) Green 0.54 10,300 1.69 9.8 4,780 1,220 880 AM
12% — 15,500 2 14 8,120 1,510 1,130
Angelin (Andirainermis) Green 0.65 — — — — — — AF
12% 18,000 2.49 — 9,200 1,840 1,750
Angelique (Dicorynia Green 0.6 11,400 1.84 12 5,590 1,340 1,100 AM
guianensis) 12% — 17,400 2.19 15.2 8,770 1,660 1,290
Avodire (Turraeanthus Green 0.48 — — — — — — AF
africanus) 12% 12,700 1.49 9.4 7,150 2,030 1,080
Azobe (Lophira alata) Green 0.87 16,900 2.16 12 9,520 2,040 2,890 AF
12% 24,500 2.47 — 12,600 2,960 3,350
Balsa (Ochroma pyramidale) Green 0.16 — — — — — — AM
12% 3,140 0.49 2.1 2,160 300 —
Banak (Virola spp.) Green 0.42 5,600 1.64 4.1 2,390 720 320 AM
12% — 10,900 2.04 10 5,140 980 510
Benge (Guibourtia arnoldiana) Green 0.65 — — — — — — AF
12% 21,400 2.04 — 11,400 2,090 1,750
Bubinga (Guibourtia spp.) Green 0.71 — — — — — — AF
12% 22,600 2.48 — 10,500 3,110 2,690
Bulletwood (Manilkara Green 0.85 17,300 2.7 13. 6 8,690 1,900 2,230 AM
bidentata) 12% 27,300 3.45 28.5 11,640 2,500 3,190
Cativo (Prioria copaifera) Green 0.4 5,900 0.94 5.4 2,460 860 440 AM
12% — 8,600 1.11 7.2 4,290 1,060 630
Ceiba (Ceiba pentandra) Green 0.25 2,200 0.41 1.2 1,060 350 220 AM
12% 4,300 0.54 2.8 2,380 550 240
Courbaril (Hymenaea Green 0.71 12,900 1.84 14.6 5,800 1,770 1,970 AM
courbaril) 12% — 19,400 2.16 17.6 9,510 2,470 2,350
Cuangare (Dialyanthera spp.) Green 0.31 4,000 1.01 — 2,080 590 230 AM
12% 7,300 1.52 — 4,760 830 380
Cypress, Mexican (Cupressus Green 0.39 6,200 0.92 — 2,880 950 340 AF
lustianica) 12% 10,300 1.02 — 5,380 1,580 460
Degame (Calycophyllum Green 0.67 14,300 1.93 18.6 6,200 1,660 1,630 AM
candidissimum) 12% 22,300 2.27 27 9,670 2,120 1,940
Determa (Ocotea rubra) Green 0.52 7,800 1.46 4.8 3,760 860 520 AM
12% 10,500 1.82 6.4 5,800 980 660
Ekop (Tetraberlinia Green 0.6 — — — — — — AF
tubmaniana) 12% 16,700 2.21 — 9,010 — —
Goncalo alves (Astronium Green 0.84 12,100 1.94 6.7 6,580 1,760 1,910 AM
graveolens) 12% — 16,600 2.23 10.4 10,320 1,960 2,160
Greenheart (Chlorocardiumrodiei) Green 0.8 19,300 2.47 10. 5 9,380 1,930 1,880 AM
12% 24,900 3.25 25.3 12,510 2,620 2,350
Hura (Hura crepitans) Green 0.38 6,300 1.04 5.9 2,790 830 440 AM
12% 8,700 1.17 6.7 4,800 1,080 550


General Technical Report FPL–GTR– 190
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