STEEL I-BEAM

Size

Height(mm)

Tolerance

Width(mm)

Tolerance

Thickness(mm)

Tolerance

Density(kg/m)

10

100

+/-2.0

68

+/-2.0

4.5

+/-0.5

11.261

12

120

+/-2.0

74

+/-2.0

5.0

+/-0.5

13.987

14

140

+/-2.0 

80

+/-2.0

5.5

+/-0.5

16.890

16

160

+/-2.0

88

+/-2.5

6.0

+/-0.5

20.513

18

180

+/-2.0

94

+/-2.5

6.5

+/-0.5

24.143

20A

200

+/-3.0

100

+/-3.0

7.0

+/-0.7

27.929

20B

200

+/-3.0

102

+/-3.0

9.0

+/-0.7

31.069

22A

220

+/-3.0

110

+/-3.0

7.5

+/-0.7

33.070

22B

220

+/-3.0

112

+/-3.0

9.5

+/-0.7

36.524

25A

250

+/-3.0

116

+/-3.0

8.0

+/-0.7

38.050

25B

250

+/-3.0

118

+/-3.0

10.0

+/-0.7

42.030

28A

280

+/-3.0

122

+/-3.0

8.5

+/-0.7

43.492

28B

280

+/-3.0

124

+/-3.0

10.5

+/-0.7

47.888

30A

300

+/-3.0

126

+/-3.0

9.0

+/-0.7

48.084

30B

300

+/-3.0

128

+/-3.0

11.0

+/-0.7

52.794

Length=6-------12meters   SS400 or Q235B