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Flat-bulb Steel for Ship Building



type size(mm) CSA (cm2) weight (kg/m) allowable deviation
(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
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