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The Mechanical Properties of Wood: Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing — John Shaqi

The Mechanical Properties of Wood: Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber TestingRecord, Samuel J. (Samuel James)

Science

The Mechanical Properties of Wood: Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing

Name: The Mechanical Properties of Wood: Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing
Author: Record, Samuel J. (Samuel James)

Record, Samuel J. (Samuel James)

Wood; Wood -- Testing

|---------------------------------------------------------------------------|
|                                TABLE VIII                                 |
|---------------------------------------------------------------------------|
|       SHEARING STRENGTH ACROSS THE GRAIN OF VARIOUS AMERICAN WOODS        |
|  (J.C. Trautwine. Jour. Franklin Institute. Vol. 109, 1880, pp. 105-106)  |
|---------------------------------------------------------------------------|
|     KIND OF WOOD      | Lbs. per |        KIND OF WOOD         | Lbs. per |
|                       | sq. inch |                             | sq. inch |
|-----------------------+----------+-----------------------------+----------|
| Ash                   |   6,280  | Hickory                     |   7,285  |
| Beech                 |   5,223  | Locust                      |   7,176  |
| Birch                 |   5,595  | Maple                       |   6,355  |
| Cedar (white)         |   1,372  | Oak                         |   4,425  |
| Cedar (white)         |   1,519  | Oak (live)                  |   8,480  |
| Cedar (Central Amer.) |   3,410  | Pine (white)                |   2,480  |
| Cherry                |   2,945  | Pine (northern yellow)      |   4,340  |
| Chestnut              |   1,536  | Pine (southernyellow)       |   5,735  |
| Dogwood               |   6,510  | Pine (very resinous yellow) |   5,053  |
| Ebony                 |   7,750  | Poplar                      |   4,418  |
| Gum                   |   5,890  | Spruce                      |   3,255  |
| Hemlock               |   2,750  | Walnut (black)              |   4,728  |
| Hickory               |   6,045  | Walnut (common)             |   2,830  |
|---------------------------------------------------------------------------|
| NOTE.--Two specimens of each were tested. All were fairly seasoned and    |
| without defects. The piece sheared off was 5/8 in. The single circular    |
| area of each pin was 0.322 sq. in.                                        |
|---------------------------------------------------------------------------|



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The Mechanical Properties of Wood: Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing

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