Numerical Study on the Mechanical Properties of Transmission Tower K-Joints under Cyclic Loading

Table 2

Initial stiffness.

Case	Initial stiffness (kN·m/rad)
1	7983.26
2	8099.91
3	8119.99
4	7447.76
5	8408.83
6	7609.41
7	7983.27
8	7984.07
9	7984.06
10	5833.96
11	9705.45
12	12524.77
13	7872.30