|
Marine Flat Bulb Steel
Size
|
Dimenssion(mm)
|
Section Area(cm2)
|
Theoretical Weight
(kg/m)
|
Allowable Deviation (mm)
|
b
|
t
|
h
|
rl
|
r
|
b
|
t
|
h
|
80×5
|
80
|
5
|
19
|
4
|
≤1.5
|
5.41
|
4.25
|
±1.5
|
0.7
-0.3
|
±0.5
|
80×6
|
6
|
20
|
≤2
|
6.21
|
4.88
|
100×7
|
100
|
7
|
22.5
|
4.5
|
≤2
|
8.74
|
6.86
|
100×8
|
8
|
23.5
|
9.74
|
7.65
|
120×6
|
120
|
6
|
23
|
5
|
≤2
|
9.32
|
7.32
|
120×7
|
7
|
24
|
10.52
|
8.26
|
120×8
|
8
|
25
|
11.72
|
9.2
|
140×7
|
140
|
7
|
26
|
5.5
|
≤2
|
12.43
|
9.75
|
±2.0
|
1
-0.3
|
±0.8
|
140×8
|
8
|
27
|
13.83
|
10.85
|
140×10
|
10
|
29
|
≤3
|
16.63
|
13.05
|
160×7
|
160
|
7
|
29
|
6
|
≤2
|
14.6
|
11.46
|
160×8
|
8
|
30
|
16.2
|
12.72
|
160×9
|
9
|
31
|
17.8
|
13.97
|
160×11
|
11
|
33
|
≤3
|
21
|
16.49
|
180×8
|
180
|
8
|
33
|
7
|
≤2
|
18.86
|
14.8
|
180×9
|
9
|
34
|
20.66
|
16.22
|
180×10
|
10
|
35
|
≤3
|
22.46
|
17.63
|
180×11
|
11
|
36
|
24.26
|
19.04
|
200×9
|
200
|
9
|
37
|
8
|
≤2
|
23.66
|
18.57
|
±3.0
|
1.1
-0.3
|
±0.95
|
200×10
|
10
|
38
|
≤3
|
25.66
|
20.14
|
200×11
|
11
|
39
|
27.66
|
21.71
|
200×12
|
12
|
40
|
29.66
|
23.28
|
220×10
|
220
|
10
|
41
|
9
|
≤3
|
29.66
|
22.27
|
220×11
|
11
|
42
|
29
|
24.5
|
220×12
|
12
|
43
|
31.2
|
26.22
|
240×10
|
240
|
10
|
40
|
10
|
≤3
|
33.49
|
25.5
|
240×11
|
11
|
45
|
34.89
|
27.39
|
240×12
|
12
|
46
|
37.29
|
29.27
|
260×10
|
260
|
10
|
47
|
11
|
≤3
|
36.11
|
28.35
|
260×11
|
11
|
48
|
38.71
|
30.39
|
260×12
|
12
|
49
|
41.31
|
32.43
|
280×11
|
280
|
11
|
51
|
12
|
≤3
|
42.68
|
33.5
|
280×12
|
12
|
52
|
45.48
|
35.7
|
280×13
|
13
|
53
|
48.28
|
37.9
|
300×11
|
300
|
11
|
54
|
13
|
≤3
|
46.78
|
36.7
|
300×12
|
12
|
55
|
49.79
|
39.09
|
300×13
|
13
|
56
|
52.79
|
41.44
|
320×12
|
320
|
12
|
58
|
14
|
≤3
|
54.25
|
42.6
|
±4.0
|
1.3
-0.3
|
1.1
|
320×13
|
13
|
59
|
57.25
|
45.09
|
320×14
|
14
|
60
|
≤4
|
60.85
|
47.6
|
340×12
|
340
|
12
|
61
|
15
|
≤3
|
58.84
|
46.2
|
340×13
|
13
|
62
|
62.24
|
48.86
|
340×14
|
14
|
63
|
≤4
|
65.54
|
51.5
|
370×13
|
370
|
13
|
66.5
|
16.5
|
≤3
|
69.7
|
54.7
|
370×14
|
14
|
67.5
|
≤4
|
73.4
|
57.6
|
370×15
|
15
|
68.5
|
77.1
|
60.5
|
400×14
|
400
|
14
|
72
|
18
|
≤4
|
81.48
|
63.96
|
400×15
|
15
|
73
|
85.48
|
67.1
|
400×16
|
16
|
74
|
89.48
|
70.2
|
430×14
|
430
|
14
|
76.5
|
19.5
|
≤4
|
89.7
|
70.6
|
430×15
|
15
|
77.5
|
94.19
|
73.9
|
430×17
|
17
|
79.5
|
102.79
|
80.7
|
430×19
|
19
|
81.5
|
111.39
|
87.4
|
430×20
|
20
|
82.5
|
115
|
90.8
|
|
|
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