Brash Tension
Brash tension failure often occurs when the piece of lumber had some level of decay or came from a tree that had undergone some type of growth stress during its life.
Image Alternative Text: drawn image of brash tension on the surface
ASTDM D143-14 (2014) "Standard test methods for small clear specimens of timber," ASTM International, West Conshocken, PA, USA.
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Video Examples - 2x8
The middle number on the monitor is force, and the number on the far right is deflection.
| Latewood% | RPI | Maxload | MOR | MOE | MSRD |
|---|---|---|---|---|---|
| 37.5 | 4.67 | 4771.05 | 7409.76 | 1479112.51 | 0 |
The middle number on the monitor is force, and the number on the far right is deflection.
| Latewood% | RPI | Maxload | MOR | MOE | MSRD |
|---|---|---|---|---|---|
| 29.69 | 2 | 3811.1 | 6065.76 | 978842.85 | 0 |
The middle number on the monitor is force, and the number on the far right is deflection.
| Latewood% | RPI | Maxload | MOR | MOE | MSRD |
|---|---|---|---|---|---|
| 23.44 | 3.33 | 3566.7 | 5537.19 | 1295508.32 | 1 |
The middle number on the monitor is force, and the number on the far right is deflection.
| Latewood% | RPI | Maxload | MOR | MOE | MSRD |
|---|---|---|---|---|---|
| 34.38 | 6 | 3485.19 | 5419.38 | 1472851.37 | 0 |