Bulb flat steel for shipbuilding
Ductile flat steel is a medium-sized cross-section material mainly used in the field of shipbuilding and bridge building, while shipbuilding ductile flat steel is an auxiliary medium-sized cross-section material for shipbuilding.
Application of shipbuilding spherical flat steel:
In the design of large and ordinary ships, the main hull is mostly made of shipbuilding spheroidal flat steel of the same thickness and grade as the connected shipbuilding steel plates as the skeleton (also known as ribs or keel).
Shipbuilding bulb flat steel size
| Model | size(mm) | CSA (cm2) | weight (kg/m) | ||||
| b | t | h | r1 | r | |||
| HP80x5 | 80 | 5 | 19 | 4 | ≤1.5 | 5.41 | 4.25 |
| HP80x6 | 6 | 20 | ≤2 | 6.21 | 4.88 | ||
| HP100x7 | 100 | 7 | 22.5 | 4.5 | ≤2 | 8.74 | 6.86 |
| HP100x8 | 8 | 23.5 | 9.74 | 7.65 | |||
| HP120x6 | 120 | 6 | 23 | 5 | ≤2 | 9.32 | 7.32 |
| HP120x7 | 7 | 24 | 10.52 | 8.26 | |||
| HP120x8 | 8 | 25 | 11.72 | 9.2 | |||
| HP140x7 | 140 | 7 | 26 | 5.5 | ≤2 | 12.43 | 9.75 |
| HP140x8 | 8 | 27 | 13.83 | 10.85 | |||
| HP140x10 | 10 | 29 | ≤3 | 16.63 | 13.05 | ||
| HP160x7 | 160 | 7 | 29 | 6 | ≤2 | 14.6 | 11.46 |
| HP160x8 | 8 | 30 | 16.2 | 12.72 | |||
| HP160x9 | 9 | 31 | 17.8 | 13.97 | |||
| HP160x11 | 11 | 33 | ≤3 | 21 | 16.49 | ||
| HP180x8 | 180 | 8 | 33 | 7 | ≤2 | 18.86 | 14.8 |
| HP180x9 | 9 | 34 | 20.66 | 16.22 | |||
| HP180x10 | 10 | 35 | ≤3 | 22.46 | 17.63 | ||
| HP180x11 | 11 | 36 | 24.26 | 19.04 | |||
| HP200x9 | 200 | 9 | 37 | 8 | ≤2 | 23.66 | 18.57 |
| HP200x10 | 10 | 38 | ≤3 | 25.66 | 20.14 | ||
| HP200x11 | 11 | 39 | 27.66 | 21.71 | |||
| HP200x12 | 12 | 40 | 29.66 | 23.28 | |||
| HP220x10 | 220 | 10 | 41 | 9 | ≤3 | 29.66 | 22.27 |
| HP220x11 | 11 | 42 | 29 | 24.5 | |||
| HP220x12 | 12 | 43 | 31.2 | 26.22 | |||
| HP240x10 | 240 | 10 | 40 | 10 | ≤3 | 33.49 | 25.5 |
| HP240x11 | 11 | 45 | 34.89 | 27.39 | |||
| HP240x12 | 12 | 46 | 37.29 | 29.27 | |||
| HP260x10 | 260 | 10 | 47 | 11 | ≤3 | 36.11 | 28.35 |
| HP260x11 | 11 | 48 | 38.71 | 30.39 | |||
| HP260x12 | 12 | 49 | 41.31 | 32.43 | |||
| HP280x11 | 280 | 11 | 51 | 12 | ≤3 | 42.68 | 33.5 |
| HP280x12 | 12 | 52 | 45.48 | 35.7 | |||
| HP280x13 | 13 | 53 | 48.28 | 37.9 | |||
| HP300x11 | 300 | 11 | 54 | 13 | ≤3 | 46.78 | 36.7 |
| HP300x12 | 12 | 55 | 49.79 | 39.09 | |||
| HP300x13 | 13 | 56 | 52.79 | 41.44 | |||
| HP320x12 | 320 | 12 | 58 | 14 | ≤3 | 54.25 | 42.6 |
| HP320x13 | 13 | 59 | 57.25 | 45.09 | |||
| HP320x14 | 14 | 60 | ≤4 | 60.85 | 47.6 | ||
| HP340x12 | 340 | 12 | 61 | 15 | ≤3 | 58.84 | 46.2 |
| HP340x13 | 13 | 62 | 62.24 | 48.86 | |||
| HP340x14 | 14 | 63 | ≤4 | 65.54 | 51.5 | ||
| HP370x13 | 370 | 13 | 66.5 | 16.5 | ≤3 | 69.7 | 54.7 |
| HP370x14 | 14 | 67.5 | ≤4 | 73.4 | 57.6 | ||
| HP370x15 | 15 | 68.5 | 77.1 | 60.5 | |||
| HP400x14 | 400 | 14 | 72 | 18 | ≤4 | 81.48 | 63.96 |
| HP400x15 | 15 | 73 | 85.48 | 67.1 | |||
| HP400x16 | 16 | 74 | 89.48 | 70.2 | |||
| HP430x14 | 430 | 14 | 76.5 | 19.5 | ≤4 | 89.7 | 70.6 |
| HP430x15 | 15 | 77.5 | 94.19 | 73.9 | |||
| HP430x17 | 17 | 79.5 | 102.79 | 80.7 | |||
| HP430x19 | 19 | 81.5 | 111.39 | 87.4 | |||
| HP430x20 | 20 | 82.5 | 115 | 90.8 | |||
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