Page:Timber and Timber Trees, Native and Foreign.djvu/348

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328
TIMBER AND TIMBER TREES.
[CHAP.

Number Name of Wood Specific Gravity Breaking Weights used for—
Transverse
strain
on peices
2″×2″×84″
Transverse
strain
on peices
2″×2″×30″
Vertical strain on peices—
1″×1″×1″ 2″×2″×2″ 3″×3″×3″ 4″×4″×4″
lbs.
per sq. in.
lbs.
per sq. in.
lbs.
per sq. in.
lbs.
per sq. in.
lbs.
per sq. in.
lbs.
per sq. in.
18 Kauri, New Zealand   530 204 4,543 3.1900 2.6250 2.7220 2.9290
Kauri, New Zealand Top (2nd Ex.) 559 160 -- -- -- -- --
Kauri, New Zealand Mid 540 173 -- -- -- -- --
Kauri, New Zealand Butt 570 183 -- -- -- -- --
19   Kranji, Borneo   1029 371 10,920 -- -- -- --
20   Larch, Russian   646 157 4,203 2.8750 2.6720 2.1740 2.6630
21   Mahogany, Cuba   769 214 3,791 2.7500 3.2500 3.0240 2.4280
22   Mahogany, Honduras   659 201 2,998 2.8060 2.7500 3.0040 2.8200
23   Mahognay, Mexican   678 196 3,427 2.4370 2.6330 2.5490 2.3940
24   Molavé, Phillippine Islands   1013 311 7,812 -- -- -- --
25   Mora, Trinidad   1087 332 9,240 ... 3.8120 -- --
26   Oak, Balitmore   747 181 3,832 ... 2.6300 -- --
27 Oak, English   735 194 7,571 3.562[1] 3.411[1] 3.225[1] 3.151[1]
Oak, English (2nd Ex.)   886 209 ... 2.396[2] 2.110[2] 2.217[2] 2.064[2]
Oak, English (3rd Ex.)   862 121 3,837 -- -- -- --
28 Oak, French   976 219 8,102 ... 3.3457 -- --
Oak, French (2nd Ex.)   1082 208 -- -- -- -- --
29   Oak, Dantzic   835 118 4,212 3.773 3.375 3.166 3.062
30   Oak, Modena   1109 211 -- -- -- -- --
31   Oak, Sardinan   990 190 ... ... 2.6040 -- --
  1. 1.0 1.1 1.2 1.3 Seasoned
  2. 2.0 2.1 2.2 2.3 Unseasoned