边长/mm

壁厚/mm

截面面积/cm2

理论重量/kg/M

惯性矩/cm4

截面模数/cm3

40

3.5

4.9

3.85

11.16

5.58

50

4

7.09

5.56

25.56

10.22

60

5

10.58

8.3

54.57

18.19

70

5

12.58

9.87

90.26

25.79

80

5

14.58

11.44

138.9

34.72

92

5

16.98

13.33

217.1

47.19

100

5

18.58

14.58

282.8

56.57

108

5

19.96

15.67

346.99

72.14

120

5

22.36

17.55

485.47

89.79

110

7

28.01

21.99

503.4

91.54

150

6

33.63

26.4

1145.91

168.85

180

16

98.37

77.22

4252.42

590.55

200

8

59.79

46.94

3621

400.25

250

10

93.42

73.33

8841.87

781.73

16

162.37

127.46

18462.79

1521.42

200.65