Bulb Flat

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Bulb Flat

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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	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
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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