Constant loading

Repeated loading

XHP

Steel pin

XHPR1

XHPR2

XHPR3

Ave.

K (kN/mm)

3.94

15.74

4.60

6.89

8.39

6.63

P_y (kN)

7.78

9.59

8.60

8.19

7.87

8.22

P_max (kN)

10.49

13.85

10.98

10.73

10.73

10.82

E (kNmm)

223

76

220

310

211

247