hot rolled bulb steel plate

(mm)

sectional area (cm2)

theoretical weight (kg/m)

allowable tolerance(mm)

b

t

h

rl

r

b

t

h

80×5
80×6

80

5

19

4

≤1.5

5.41

4.25

±1.5

+0.7
-0.3

±0.5

6

20

≤2

6.21

4.88

100×7
100×8

100

7

22.5

4.5

≤2

8.74

6.86

8

23.5

9.74

7.65

120×6
120×7
120×8

120

6

23

5

≤2

9.32

7.32

7

24

10.52

8.26

8

25

11.72

9.20

140×7
140×8
140×10

140

7

26

5.5

≤2

12.43

9.75

±2.0

+1.0
-0.3

±0.8

8

27

13.83

10.85

10

29

≤3

16.63

13.05

160×7
160×8
160×9
160×11

160

7

29

6

≤2

14.60

11.46

8

30

16.20

12.72

9

31

17.80

13.97

11

33

≤3

21.00

16.49

180×8
180×9
180×10
180×11

180

8

33

7

≤2

18.86

14.80

9

34

20.66

16.22

10

35

≤3

22.46

17.63

11

36

24.26

19.04

200×9
200×10
200×11
200×12

200

9

37

8

≤2

23.66

18.57

±3.0

+1.1
-0.3

±0.95

10

38

≤3

25.66

20.14

11

39

27.66

21.71

12

40

29.66

23.28

220×10
220×11
220×12

220

10

41

9

≤3

29.66

22.27

11

42

29.00

24.50

12

43

31.20

26.22

240×10
240×11
240×12

240

10

40

10

≤3

33.49

25.50

11

45

34.89

27.39

12

46

37.29

29.27

260×10
260×11
260×12

260

10

47

11

≤3

36.11

28.35

11

48

38.71

30.39

12

49

41.31

32.43

280×11
280×12
280×13

280

11

51

12

≤3

42.68

33.50

12

52

45.48

35.70

13

53

48.28

37.90

300×11
300×12
300×13

300

11

54

13

≤3

46.78

36.70

12

55

49.79

39.09

13

56

52.79

41.44

320×12
320×13
320×14

320

12

58

14

≤3

54.25

42.60

±4.0

+1.3
-0.3

+1.10

13

59

57.25

45.09

14

60

≤4

60.85

47.60

340×12
340×13
340×14

340

12

61

15

≤3

58.84

46.20

13

62

62.24

48.86

14

63

≤4

65.54

51.50

370×13
370×14
370×15

370

13

66.5

16.5

≤3

69.70

54.70

14

67.5

≤4

73.40

57.60

15

68.5

77.10

60.50

400×14
400×15
400×16

400

14

72

18

≤4

81.48

63.96

15

73

85.48

67.10

16

74

89.48

70.20

430×14
430×15
430×17
430×19
430×20

430

14

76.5

19.5

≤4

89.70

70.60

15

77.5

94.19

73.90

17

79.5

102.79

80.70

19

81.5

111.39

87.40

20

82.5

115.00

90.80