螺栓直径(mm)

试件编号

极限荷载(kN)

屈服荷载(kN)

销槽承压强度(MPa)

8

1-1

17.53

15.21

47.53

1-2

13.78

13.39

41.84

1-3

18.04

15.78

49.31

1-4

16.32

14.47

45.22

1-5

14.51

13.75

42.97

1-6

14.76

13.25

41.41

1-7

17.55

15.13

47.28

1-8

14.63

13.44

42.00

1-9

15.63

14.16

44.25

1-10

14.40

13.32

41.63

平均值

15.72

14.19

44.34

10

2-1

18.41

16.25

40.63

2-2

17.75

16.32

40.80

2-3

16.77

16.27

40.68

2-4

18.14

16.51

41.28

2-5

17.85

17.08

42.70

2-6

16.06

14.51

36.28

2-7

16.73

15.91

39.78

2-8

17.80

16.03

40.08

2-9

18.43

16.70

41.75

2-10

17.55

15.18

37.95

平均值

17.55

16.08

40.19

12

3-1

20.08

17.97

37.44

3-2

22.31

20.51

42.73

3-3

21.95

21.29

44.35

3-4

18.29

16.72

34.83

3-5

22.79

21.41

44.60

3-6

21.12

18.47

38.48

3-7

23.82

22.23

46.31

3-8

18.62

16.60

34.58

3-9

17.41

16.05

33.44

3-10

20.81

19.91

41.48

平均值

20.72

19.12

39.83