Official Journal of the Japan Wood Research Society
Table 8 Comparison between experimental results and calculation results for axial bolt force ratio (Th: 60Â mm)
Th [mm] | S [mm] | Bolt Number | Axial bolt force ratio | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Se.1 A → B → C → D | Se.2 A → D → B → C | Se.3 A → C → B → D | Se.4 B → C → A → D | |||||||||||
Exp. | Cal. | Cal./Exp. | Exp. | Cal. | Cal./Exp. | Exp. | Cal. | Cal./Exp. | Exp. | Cal. | Cal./Exp. | |||
60 | 48 | A | 0.68 | 0.39 | 0.57 | 0.62 | 0.39 | 0.63 | 0.54 | 0.39 | 0.72 | – | – | – |
B | 0.49 | 0.30 | 0.61 | 0.50 | 0.30 | 0.60 | – | – | – | 0.17 | − 0.51 | 0.00 | ||
C | 0.48 | 0.21 | 0.44 | – | – | – | 0.21 | –0.49 | 0.00 | 0.56 | 0.21 | 0.38 | ||
D | – | – | – | 0.49 | 0.37 | 0.76 | – | – | – | – | – | – | ||
60 | A | 0.71 | 0.51 | 0.72 | 0.68 | 0.51 | 0.74 | 0.61 | 0.51 | 0.82 | – | – | – | |
B | 0.58 | 0.45 | 0.77 | 0.59 | 0.45 | 0.75 | – | – | – | 0.33 | − 0.10 | 0.00 | ||
C | 0.57 | 0.48 | 0.84 | – | – | – | 0.29 | -0.01 | 0.00 | 0.64 | 0.48 | 0.75 | ||
D | – | – | – | 0.57 | 0.48 | 0.84 | – | – | – | – | – | – | ||
72 | A | 0.84 | 0.59 | 0.70 | 0.87 | 0.59 | 0.68 | 0.86 | 0.59 | 0.69 | – | – | – | |
B | 0.81 | 0.60 | 0.74 | 0.83 | 0.60 | 0.72 | – | – | – | 0.77 | 0.25 | 0.33 | ||
C | 0.75 | 0.66 | 0.88 | – | – | – | 0.72 | 0.30 | 0.43 | 0.84 | 0.66 | 0.79 | ||
D | – | – | – | 0.83 | 0.58 | 0.70 | – | – | – | – | – | – | ||
84 | A | 0.78 | 0.70 | 0.90 | 0.81 | 0.70 | 0.87 | 0.78 | 0.70 | 0.90 | – | – | – | |
B | 0.76 | 0.72 | 0.95 | 0.77 | 0.72 | 0.94 | – | – | – | 0.62 | 0.45 | 0.72 | ||
C | 0.72 | 0.72 | 1.00 | – | – | – | 0.57 | 0.43 | 0.75 | 0.78 | 0.72 | 0.93 | ||
D | – | – | – | 0.75 | 0.71 | 0.94 | – | – | – | – | – | – | ||