Official Journal of the Japan Wood Research Society
Table 7 Comparison between experimental results and calculation results for axial bolt force ratio (Th: 45Â 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. | |||
45 | 48 | A | 0.64 | 0.45 | 0.70 | 0.57 | 0.45 | 0.78 | 0.55 | 0.45 | 0.81 | – | – | – |
B | 0.55 | 0.37 | 0.68 | 0.54 | 0.37 | 0.68 | – | – | – | 0.16 | − 0.36 | 0.00 | ||
C | 0.44 | 0.29 | 0.67 | – | – | – | 0.17 | − 0.34 | 0.00 | 0.57 | 0.29 | 0.52 | ||
D | – | – | – | 0.57 | 0.43 | 0.75 | – | – | – | – | – | – | ||
60 | A | 0.85 | 0.61 | 0.71 | 0.89 | 0.61 | 0.68 | 0.89 | 0.61 | 0.68 | – | – | – | |
B | 0.82 | 0.46 | 0.56 | 0.86 | 0.46 | 0.54 | – | – | – | 0.81 | 0.03 | 0.04 | ||
C | 0.84 | 0.68 | 0.80 | – | – | – | 0.81 | 0.36 | 0.44 | 0.89 | 0.52 | 0.58 | ||
D | – | – | – | 0.85 | 0.47 | 0.55 | – | – | – | – | – | – | ||
72 | A | 0.77 | 0.60 | 0.78 | 0.81 | 0.60 | 0.75 | 0.77 | 0.60 | 0.78 | – | – | – | |
B | 0.73 | 0.70 | 0.96 | 0.73 | 0.70 | 0.96 | – | – | – | 0.65 | 0.50 | 0.76 | ||
C | 0.73 | 0.72 | 0.99 | – | – | – | 0.61 | 0.44 | 0.73 | 0.78 | 0.72 | 0.92 | ||
D | – | – | – | 0.77 | 0.71 | 0.93 | – | – | – | – | – | – | ||
84 | A | 0.85 | 0.85 | 0.99 | 0.90 | 0.85 | 0.94 | 0.89 | 0.85 | 0.95 | – | – | – | |
B | 0.88 | 0.83 | 0.95 | 0.91 | 0.83 | 0.92 | – | – | – | 0.92 | 0.60 | 0.65 | ||
C | 0.92 | 0.84 | 0.91 | – | – | – | 0.95 | 0.63 | 0.66 | 0.94 | 0.84 | 0.89 | ||
D | – | – | – | 0.92 | 0.79 | 0.86 | – | – | – | – | – | – | ||