外荷载F/N

弯头1

弯头2

弯头3

弯头4

实验/MPa

式(1)

/MPa

式(4)

/MPa

实验/MPa

式(1)

/MPa

式(4)

/MPa

实验/MPa

式(1)

/MPa

式(4)

/MPa

实验/MPa

式(1)

/MPa

式(4)

/MPa

150.0

49.55

48.81

54.82

59.74

42.63

51.46

46.09

40.59

49.01

16.94

14.16

16.43

175.0

57.63

54.05

61.06

69.56

51.92

63.24

52.44

44.43

54.12

21.57

17.34

20.26

200.0

65.57

59.29

67.32

78.92

61.20

75.17

59.31

48.26

59.26

24.84

20.77

24.42

225.0

73.89

64.53

73.62

88.30

71.42

88.36

66.02

52.47

64.92

28.49

24.20

28.63

250.0

81.92

69.76

79.95

98.29

81.64

101.7

74.01

56.70

70.61

32.10

28.18

33.52