Unit quantity

（kg/M2)

Moment of inertia

I（MM4/M)

Section resistance of negative bending distance
S-（MM3/M)

Standard thickness (mm)

Minimum thickness of steel core (mm)

0.8

0.74

9.53

1，081，147

28.40

28.49

1.0

0.94

11.81

1，343，642

35.28

35.43

1.2

1.13

14.09

1，603，064

42.07

42.29

1.4

1.32

16.37

1，859，434

48.77

48.08

1.5

1.42

17.51

1，986，481

52.09

52.45

Unit quantity

（kg/M2)

Moment of inertia

I（MM4/M)

Section resistance of positive bending distance
S+（MM3/M)

Section resistance of negative bending distance
S-（MM3/M)

Standard thickness (mm)

Minimum thickness of steel core (mm)

0.8

0.74

8.37

528.000

17.45

17.90

1.0

0.94

10.47

645.500

21.69

22.86

1.2

1.13

12.56

763.800

27.39

28.44

1.4

1.32

16.62

982.000

35.567

41.984

1.5

1.42

17.71

1，052，500

38.161

44.941