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ABS Grade B flat bulb steel

ABS Grade B flat bulb steel

Grade B flat bulb steel is in Section A is mainly used in shipbuilding, in recent years, with the rapid development of the shipbuilding industry, Grade B flat bulb steel demand. Generally larger ships and regular ship in the design of the main hull mostly uses the Grade B flat bulb steel, using the same material is connected with the plate thickness and the Grade B flat bulb steel as the aggregate

Grade B flat bulb steel Specifications

Standard: EN10067:1996
Specification: HP80-HP320
Material: Grade B
Length: 4-12M

EN STANDARD
Specifications Nominal Dimmenision/mm Section Area
b h t rl r Theoretical Weight
80x5 80 5 19 4 ≤1.5 5.41 4.25
80x6 80 6 20 4 ≤2 6.21 4.88
100x7 100 7 22.5 4.5 ≤2 8.71 6.86
100x8 100 8 23.5 4.5 9.74 7.65
120x6 120 6 23 5 ≤2 9.32 7.32
120x7 120 7 24 5 10.52 8.26
120x8 120 8 25 5 11.72 9.2
140x7 140 7 26 5.5 ≤2 12.43 9.75
140x8 140 B 27 5.5 ≤2 13.83 10.85
140x10 140 10 29 5.5 ≤3 16.63 13.05
160x7 160 7 29 6 ≤2 14.6 11.46
160x8 160 8 30 6 ≤2 16.2 12.72
160x9 160 9 31 6 ≤2 17.8 13.97
160x11 160 11 33 6 ≤3 21 16.49
180x8 180 8 33 7 ≤2 18.86 14.8
180x9 180 9 34 7 ≤2 20.66 16.22
180xl0 180 10 35 7 ≤2 22.15 17.63
180x11 180 11 36 7 ≤3 24.26 19.04
200x9 200 9 37 B ≤2 23.66 18.57
200xl0 200 10 38 8 ≤3 25.66 20.14
200x11 200 11 39 8 ≤3 27.66 21.71
200x12 200 12 40 8 ≤3 29.66 23.28
220x10 220 10 41 9 ≤3 29 22.77
220x11 220 11 42 9 ≤3 31.2 24.5
220x12 220 12 43 9 ≤3 33.4 26.22
240x10 240 10 44 10 ≤3 32.49 25.5
240x11 240 11 45 10 ≤3 31.89 27.39
240x12 240 12 46 10 ≤3 37.29 29.27
260x10 260 10 47 11 ≤3 36.11 28.35
260x11 260 11 48 11 ≤3 38.71 30.39
260x12 260 12 49 11 ≤3 11.31 32.43
280x11 280 11 51 12 ≤3 42.68 33.5
280x12 280 12 52 12 ≤3 45.48 35.7
280x13 280 13 53 12 ≤3 18.28 37.9
300x11 300 11 54 13 ≤3 46.78 36.7
300xl2 300 12 55 13 ≤3 49.79 39.09
300x13 300 13 56 13 ≤3 52.79 41.44
320x12 320 12 58 14 ≤3 54.25 42.6
320x13 320 13 59 14 ≤3 57.25 45.09
320x14 320 14 60 14 ≤4 60.85 47.6

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