Mild Steel Flats

Specification to BS EN 10025 S275

Wall Thickness

Size (mm)	3 mm	5 mm	6 mm	8 mm	10 mm	12 mm	15 mm	20 mm	25 mm	30 mm	40 mm	50 mm
10	.24
13	.31	.51
15	.35
16	.39	.63	.75	.99	1.26
20	.47	.79	.94	1.26	1.57	1.88
25	.59	.98	1.18	1.57	1.96	2.36	2.94	3.93
30	.71	1.18	1.41	1.88	2.36	2.83	3.53	4.71	5.89
35	.82	1.37	1.65	2.25	2.75	3.30	4.21	5.50
40	.94	1.57	1.88	2.51	3.14	3.77	4.71	6.28	7.85	9.42
45	1.06	1.77	2.12	2.83	3.53	4.24	5.30	7.07	8.83	10.65
50	1.18	1.96	2.36	3.15	3.93	4.71	5.89	7.85	9.81	11.78	15.70
60	1.44	2.36	2.83	3.77	4.71	5.65	7.07	9.42	11.80	14.13	18.84
65	1.53	2.55	3.06	4.08	5.10	6.12	7.65	10.20	12.80	15.31	20.40	25.52
70	1.65	2.75	3.30	4.40	5.50	6.59	8.24	11.00	13.70	16.49	21.96	27.48
75	1.77	2.97	3.53	4.71	5.89	7.07	8.83	11.80	14.70	17.66	23.61	29.44
80	1.89	3.14	3.77	5.02	6.28	7.54	9.42	12.60	15.70	18.80	25.10	31.40
90	2.12	3.53	4.24	5.65	7.07	8.48	10.60	14.10	17.70	21.22	28.26	35.33
100	2.36	3.93	4.71	6.28	7.85	9.42	11.80	15.70	19.60	23.60	31.40	39.3
110	2.59	4.32	5.18	6.91	8.65	10.40	12.95	17.30	21.60	25.89	34.54	43.18
120		4.71	5.65	7.54	9.42	11.30	14.10	18.80	23.60	28.35
130	3.06	5.11	6.12	8.16	10.20	12.20	15.30	20.40	25.50	30.62	40.81	51.03
140			6.59	8.79	11.00	13.20	16.48	22.00	27.48	32.99
150	3.54	5.88	7.07	9.42	11.80	14.10	17.70	23.60	29.40	35.33	47.11	58.88
160			7.54		12.56	15.07	18.84	25.12	31.41
180			8.48	11.31	14.13	17.00	21.20	28.30	35.33	42.39	56.52	70.65
200		7.85	9.42	12.56	15.70	18.8	23.60	31.40	39.25	47.10	62.81	78.51
220			10.36	13.82	17.27	20.70	25.91	34.54	43.20	51.81	69.08	86.35
250		9.81	11.78	15.70	19.60	23.60	29.44	39.20	49.10	58.88	78.50	98.13
300			14.13	18.84	23.55	28.30	35.33	47.15	58.89	70.65	94.22	117.75
350					27.48	32.97	41.21	54.95	68.69	82.43	109.89
400					31.4	37.68	47.10	62.81	78.51	94.21	125.61
450						42.39	52.99	70.65	88.31