Cold Formed Squares

Dimensions and properties to BS EN 10219
AVAILABLE IN GRADE S355J2H

Sectional Size hxh mm	Designation Thickness t mm	Mass per Metre kg/m	Area of Section A cm2	Ratio for Local Buckling c/t	Second Moment of Area I cm4	Radius of Gyration i cm	Elastic Modulus W el cm3	Plastic Modulus W pl cm3	Torsional Constants I T cm4	Torsional Constants W t cm3	Surface Area Per Metre m2	Surface Area Per Tonne m2
80x80	5	11.3	14.4	13	131	3.03	32.9	39.7	218	49.7	0.303	26.9
80x80	6	13.2	16.8	10.3	149	2.98	37.3	45.8	252	56.6	0.299	22.6
90x90	5	12.8	16.4	15	193	3.43	42.9	51.4	316	64.7	0.343	26.7
90x90	6	15.1	19.2	12	220	3.39	49	59.5	368	74.2	0.339	22.4
100x100	4	11.7	14.9	22	226	3.89	45.3	53.3	362	68.1	0.386	32.9
100x100	5	14.4	18.4	17	271	3.84	54.2	64.6	441	81.7	0.383	26.6
100x100	6	17	21.6	13.7	311	3.79	62.3	75.1	514	94.1	0.379	22.3
100x100	8	21.4	27.2	9.5	366	3.67	73.2	91.1	645	114	0.366	17.1
100x100	10	25.6	32.6		411	3.55	82.2	105	750	130	0.357
120x120	5	17.5	22.4	21	485	4.66	80.9	95.4	778	122	0.463	26.4
120x120	6	20.7	26.4	17	562	4.61	93.7	112	913	141	0.459	22.1
120x120	8	26.4	33.6	12	677	4.49	113	138	1160	175	0.446	16.9
120x120	10	31.8	40.6	9	777	4.38	129	162	1380	203	0.437	13.7
140x140	5	20.7	26.4	25	791	5.48	113	132	1260	170	0.543	26.2
140x140	6	24.5	31.2	20.3	920	5.43	131	155	1480	198	0.539	22
140x140	8	31.4	40	14.5	1130	5.3	161	194	1900	248	0.526	16.7
140x140	10	38.1	48.6	11	1310	5.2	187	230	2270	291	0.517	13.5
150x150	5	22.3	28.4	27	982	5.89	131	153	1550	197	0.583	26.2
150x150	6	26.4	33.6	22	1150	5.84	153	180	1830	230	0.579	21.9
150x150	8	33.9	43.2	15.8	1410	5.71	188	226	2360	289	0.566	16.7
150x150	10	41.3	52.6	12	1650	5.61	220	269	2840	341	0.557	13.5
150x150	12.5	48.7	62		1817	5.41	242	306	3322	389	0.536
160x160	5	23.8	30.4	29	1200	6.29	150	175	1900	226	0.623	26.2
160x160	6	28.3	36	23.7	1410	6.25	176	206	2240	264	0.619	21.9
160x160	8	36.5	46.4	17	1740	6.12	218	260	2900	334	0.606	16.6
160x160	10	44.4	56.6	13	2050	6.02	256	311	3490	395	0.597	13.4
180x180	5	27	34.4	33	1740	7.11	193	224	2720	290	0.703	26.1
180x180	6	32.1	40.8	27	2040	7.06	226	264	3220	340	0.699	21.8
180x180	8	41.5	52.8	19.5	2550	6.94	283	336	4190	432	0.686	16.5
180x180	10	50.7	64.6	15	3020	6.84	335	404	5070	515	0.677	13.3
180x180	12.5	60.5	77	11.4	3410	6.65	378	467	6050	600	0.656	10.8
200x200	5	30.1	38.4	37	2410	7.93	241	279	3760	362	0.783	26
200x200	6	35.8	45.6	30.3	2830	7.88	283	330	4460	426	0.779	21.7
200x200	8	46.5	59.2	22	3570	7.76	357	421	5820	544	0.766	16.5
200x200	10	57	72.6	17	4250	7.65	425	508	7070	651	0.757	13.3
200x200	12.5	68.3	87	13	4860	7.47	486	594	8500	765	0.736	10.7
250x250	6	45.2	57.6	38.7	5670	9.92	454	524	8840	681	0.979	21.6
250x250	8	59.1	75.2	28.3	7230	9.8	578	676	11600	878	0.966	16.3
250x250	10	72.7	92.6	22	8710	9.7	697	822	14200	1060	0.957	13.2
250x250	12.5	88	112	17	10200	9.52	813	975	17300	1270	0.936	10.7
300x300	8	71.6	91.2	34.5	12800	11.8	853	991	20300	1290	1.17	16.4
300x300	10	88.4	113	27	15500	11.7	1040	1210	25000	1570	1.16	13.1
300x300	12.5	108	137	21	18300	11.6	1220	1450	30600	1890	1.14	10.6
Sectional Size hxh mm	Designation Thickness t mm	Mass per Metre kg/m	Area of Section A cm2	Ratio for Local Buckling c/t	Second Moment of Area I cm4	Radius of Gyration i cm	Elastic Modulus W el cm3	Plastic Modulus W pl cm3	Torsional Constants I T cm4	Torsional Constants W t cm3	Surface Area Per Metre m2	Surface Area Per Tonne m2

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