Bulb Flat

Product Name:

Bulb Flat

Product Image: Bulb Flat
Description: Steel Bulb Flat for shipbuiding
Size: GB: 5-27#*6-15mm, HP: 8-43#(6-18mm)
Grade: A, B, A32, A36, D, D32, D36
Standard: GB/994

Designation Dimensions Bulb Radius r1 mm Surface area u m2/m Area of x section cm2 Centroid ex cm Moment of Inertia x - x axis cm4 Modulus Wx cm2
Section Mass per Metre kg width b mm thick- ness t mm Bulb Height c mm
60 x 4 3.11 60 4 13 3.5 0.140 3.58 3.48 13.2 3.29
80 x 5 4.42 80 5 14 4 0.190 5.4 4.89 33.8 6.91
80 x 6 5.07 80 6 14 4 0.192 6.2 4.78 39.0 8.15
80 x 7 5.73 80 7 14 4 0.194 7.00 4.69 43.3 9.24
100 x 6 7.33 100 6 15.5 4.5 0.234 7.74 5.98 76.1 12.7
100 x 7 7.13 100 7 15.5 4.5 0.236 8.74 5.87 85.3 14.5
100 x 8 7.97 100 8 15.5 4.5 0.238 9.74 5.78 94.3 16.3
120 x 6 7.6 120 6 17 5 0.276 9.3 7.2 133 18.4
120 x 7 8.58 120 7 17 5 0.278 10.5 7.07 148 21.0
120 x 8 9.57 120 8 17 5 0.280 11.7 6.96 164 23.6
140 x 6.5 9.58 140 6.5 19 5.5 0.319 117 8.37 228 27.3
140 x 7 10.1 140 7 19 5.5 0.320 12.4 8.31 241 29.0
140 x 8 11.2 140 8 19 5.5 0.322 138 8.18 266 32.5
140 x 10 13.5 140 10 19 5.5 0.326 166 7.92 316 39.8
160 x 7 11.9 160 7 22 6 0.365 14.6 9.66 373 38.6
160 x 8 13.2 160 8 22 6 0.367 162 9.49 411 43.3
160 x 9 14.6 160 9 22 6 0.369 178 9.36 448 47.9
160 x 11.5 18 160 11.5 22 6 0.374 218 9.11 544 59.8
180 x 8 15.4 180 8 25 7 0.411 18.9 10.9 609 55.9
180 x 9 16.9 180 9 25 7 0.413 20.7 10.7 633 61.8
180 x 10 18.3 180 10 25 7 0.415 22.5 10.6 717 67.8
180 x 11.5 19.8 180 11.5 25 7 0.418 25.2 10.4 799 76.8
Top of page - 300mm and wider
200 x 8.5 18.5 200 85 28 8 0.456 22.6 12.2 902 74.0
200 x 9 19.2 200 9 28 8 0.457 23.6 12.1 941 77.7
200 x 10 20.9 200 10 28 8 0.459 25.6 11.9 1020 85
200 x 11 22.6 200 11 28 8 0.461 27.6 11.8 1090 92.3
200 x 11.5 23.4 200 11.5 28 8 0.462 28.8 11.7 1126 96.2
200 x 12 24.1 200 12 28 8 0.463 29.6 11.7 1160 99.6
 
220 x 9 21.8 220 9 31 9 0.501 26.8 13.6 1296 95.3
220 x 10 23.7 220 10 31 9 0.503 29 13.4 1400 105
220 x 11 25.5 220 11 31 9 0.505 31.2 13.2 1500 113
220 x 11.5 26.3 220 11.5 31 9 0.506 32.3 13.1 1550 118
220 x 12 27.2 220 12 31 9 0.507 33.4 13.0 1590 122
 
240 x 9.5 25.3 240 9.5 34 10 0.546 31.2 14.8 1800 123
240 x 10 26.4 240 10 34 10 0.547 32.4 14.7 1860 126
240 x 11 28.5 240 11 34 10 0.549 34.9 14.6 2000 137
240 x 12 30.5 240 12 34 10 0.551 37.3 14.4 21.30 148
 
260 x 10 29.3 260 10 37 11 0.593 36.1 16.2 2477 153
260 x 11 31.5 260 11 37 11 0.593 38.7 16 2610 162
260 x 12 33.7 260 12 37 11 0.595 41.3 15.8 2770 175
280 x 10.5 35.9 280 10.5 40 12 0.636 41.2 17.5 3223 184
280 x 11 34.9 280 11 40 12 0.637 42.6 17.4 3330 191
280 x 12 37.1 280 12 40 12 0.639 45.5 17.2 3550 206
280 x 13 39.4 280 13 40 12 0.641 48.4 17 3760 221
Top of page
300 x 11 38.1 300 11 43 13 0.681 46.7 18.9 4190 222
300 x 12 40.6 300 12 43 13 0.683 49.7 18.7 4460 239
300 x 13 42.4 300 13 43 13 0.685 52.8 18.5 4720 256
 
320 x 11.5 42.8 320 11.5 46 14 0.727 52.6 20.2 5370 266
320 x 12 44.2 320 12 46 14 0.728 54.2 20.1 5530 274
320 x 13 45.9 320 13 46 14 0.73 57.4 19.9 5850 294
320 x 14 49.5 320 14 46 14 0.732 60.6 19.7 6170 313
340 x 12 47.9 340 12 49 15 0.772 58.8 21.5 6760 313
340 x 13 50.8 340 13 49 15 0.774 62.2 21.3 7160 335
340 x 14 53.5 340 14 49 15 0.776 65.5 21.1 7540 357
340 x 15 56.2 340 15 49 15 0.778 69 20.9 7920 379
370 x 12.5 55.2 370 12.5 53.5 16.5 0.839 67.8 23.6 9213 390
370 x 13 56.8 370 13 53.5 16.5 0.84 69.6 23.5 9470 402
370 x 14 58.2 370 14 53.5 16.5 0.842 73.3 23.2 9980 428
370 x 15 62.9 370 15 53.5 16.5 0.844 77 23 10490 455
370 x 16 64.7 370 16 53.5 16.5 0.846 80.7 22.8 10980 481
400 x 13 63.2 400 13 58 18 0.907 77.4 25.8 12280 476
400 x 14 65.2 400 14 58 18 0.908 81.4 25.5 12930 507
400 x 15 68.3 400 15 58 18 0.91 85.4 25.2 13580 537
400 x 16 71.4 400 16 58 18 0.912 89.4 25 14220 568
430 x 14 72.0 430 14 62.5 19.5 0.975 89.4 27.7 16460 594
430 x 15 75.4 430 15 62.5 19.5 0.976 94.1 274 17260 628
430 x 17 82.3 430 17 62.5 19.5 0.98 103 26.9 18860 700
430 x 20 92.6 430 20 62.5 19.5 0.986 115 26.3 21180 804
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