Research Article
Failure Characteristics of Joint Bolts in Shield Tunnels Subjected to Impact Loads from a Derailed Train
Table 3
Mechanical properties for joint bolts.
| Parameter | Value |
| Ultimate tension strength (MPa) | 800.00 | Ultimate shear strength (MPa) | 586.40 | Ultimate tension force (kN) | 652.80 | Ultimate shear force (kN) | 478.50 | Tension stiffness (EA) (MN) | 168.10 | Shear stiffness (GA) (MN) | 64.65 | Flexural stiffness (EI) (kN·m2) | 16.98 |
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