Engineering Statics

Section B.2 Channels

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Subsection B.2.1 Channel Section-US

Description $d \times \,W$	$W$ lb/ft	$A$ $\text{in}^2$	$d$ in	$b_f$ in	$t_w$ in	$t_f$ in	$\bar{x}$ in	$\bar{I}_{xx}$ $\text{in}^4$	$\bar{I}_{yy}$ $\text{in}^4$
C15$\times$50	50	14.7	15	3.72	0.716	0.65	0.799	404	11
C15$\times$40	40	11.8	15	3.52	0.52	0.65	0.778	348	9.17
C15$\times$33.9	33.9	10	15	3.4	0.4	0.65	0.788	315	8.07
C12$\times$30	30	8.81	12	3.17	0.51	0.501	0.674	162	5.12
C12$\times$25	25	7.34	12	3.05	0.387	0.501	0.674	144	4.45
C12$\times$20.7	20.7	6.08	12	2.94	0.282	0.501	0.698	129	3.86
C10$\times$30	30	8.81	10	3.03	0.673	0.436	0.649	103	3.93
C10$\times$25	25	7.35	10	2.89	0.526	0.436	0.617	91.1	3.34
C10$\times$20	20	5.87	10	2.74	0.379	0.436	0.606	78.9	2.8
C10$\times$15.3	15.3	4.48	10	2.6	0.24	0.436	0.634	67.3	2.27
C9$\times$20	20	5.87	9	2.65	0.448	0.413	0.583	60.9	2.41
C9$\times$15	15	4.4	9	2.49	0.285	0.413	0.586	51	1.91
C9$\times$13.4	13.4	3.94	9	2.43	0.233	0.413	0.601	47.8	1.75
C8$\times$18.75	18.75	5.51	8	2.53	0.487	0.39	0.565	43.9	1.97
C8$\times$13.75	13.75	4.03	8	2.34	0.303	0.39	0.554	36.1	1.52
C8$\times$11.5	11.5	3.37	8	2.26	0.22	0.39	0.572	32.5	1.31
C7$\times$14.75	14.75	4.33	7	2.3	0.419	0.366	0.532	27.2	1.37
C7$\times$12.25	12.25	3.59	7	2.19	0.314	0.366	0.525	24.2	1.16
C7$\times$9.8	9.8	2.87	7	2.09	0.21	0.366	0.541	21.2	0.957
C6$\times$13	13	3.82	6	2.16	0.437	0.343	0.514	17.3	1.05
C6$\times$10.5	10.5	3.07	6	2.03	0.314	0.343	0.5	15.1	0.86
C6$\times$8.2	8.2	2.39	6	1.92	0.2	0.343	0.512	13.1	0.687
C5$\times$9	9	2.64	5	1.89	0.325	0.32	0.478	8.89	0.624
C5$\times$6.7	6.7	1.97	5	1.75	0.19	0.32	0.484	7.48	0.47
C4$\times$7.25	7.25	2.13	4	1.72	0.321	0.296	0.459	4.58	0.425
C4$\times$6.25	6.25	1.84	4	1.65	0.247	0.296	0.453	4.19	0.374
C4$\times$5.4	5.4	1.58	4	1.58	0.184	0.296	0.457	3.85	0.312
C4$\times$4.5	4.5	1.34	4	1.52	0.125	0.296	0.473	3.53	0.265
C3$\times$6	6	1.76	3	1.6	0.356	0.273	0.455	2.07	0.3
C3$\times$5	5	1.47	3	1.5	0.258	0.273	0.439	1.85	0.241
C3$\times$4.1	4.1	1.2	3	1.41	0.17	0.273	0.437	1.65	0.191
C3$\times$3.5	3.5	1.09	3	1.37	0.132	0.273	0.443	1.57	0.169

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Subsection B.2.2 Channel Section-SI

Description $d\times \,W$	$W$ kg/m	$A$ $\text{mm}^2$	$d$ mm	$b_f$ mm	$t_w$ mm	$t_f$ mm	$\bar{x}$ mm	$\bar{I}_{xx}$ $10^6 \text{ mm}^4$	$\bar{I}_{yy}$ $10^6 \text{ mm}^4$
C380$\times$74	74	9480	381	94.5	18.2	16.5	20.3	168	4.58
C380$\times$60	60	7610	381	89.4	13.2	16.5	19.8	145	3.82
C380$\times$50.4	50.4	6450	381	86.4	10.2	16.5	20	131	3.36
C310$\times$45	45	5680	305	80.5	13	12.7	17.1	67.4	2.13
C310$\times$37	37	4740	305	77.5	9.83	12.7	17.1	59.9	1.85
C310$\times$30.8	30.8	3920	305	74.7	7.16	12.7	17.7	53.7	1.61
C250$\times$45	45	5680	254	77	17.1	11.1	16.5	42.9	1.64
C250$\times$37	37	4740	254	73.4	13.4	11.1	15.7	37.9	1.39
C250$\times$30	30	3790	254	69.6	9.63	11.1	15.4	32.8	1.17
C250$\times$22.8	22.8	2890	254	66	6.1	11.1	16.1	28	0.945
C230$\times$30	30	3790	229	67.3	11.4	10.5	14.8	25.3	1
C230$\times$22	22	2840	229	63.2	7.24	10.5	14.9	21.2	0.795
C230$\times$19.9	19.9	2540	229	61.7	5.92	10.5	15.3	19.9	0.728
C200$\times$27.9	27.9	3550	203	64.3	12.4	9.91	14.4	18.3	0.82
C200$\times$20.5	20.5	2600	203	59.4	7.7	9.91	14.1	15	0.633
C200$\times$17.1	17.1	2170	203	57.4	5.59	9.91	14.5	13.5	0.545
C180$\times$22	22	2790	178	58.4	10.6	9.3	13.5	11.3	0.57
C180$\times$18.2	18.2	2320	178	55.6	7.98	9.3	13.3	10.1	0.483
C180$\times$14.6	14.6	1850	178	53.1	5.33	9.3	13.7	8.82	0.398
C150$\times$19.3	19.3	2460	152	54.9	11.1	8.71	13.1	7.2	0.437
C150$\times$15.6	15.6	1980	152	51.6	7.98	8.71	12.7	6.29	0.358
C150$\times$12.2	12.2	1540	152	48.8	5.08	8.71	13	5.45	0.286
C130$\times$13	13	1700	127	48	8.26	8.13	12.1	3.7	0.26
C130$\times$10.4	10.4	1270	127	44.5	4.83	8.13	12.3	3.11	0.196
C100$\times$10.8	10.8	1370	102	43.7	8.15	7.52	11.7	1.91	0.177
C100$\times$9.3	9.3	1190	102	41.9	6.27	7.52	11.5	1.74	0.156
C100$\times$8	8	1020	102	40.1	4.67	7.52	11.6	1.6	0.13
C100$\times$6.7	6.7	865	102	38.6	3.18	7.52	12	1.47	0.11
C75$\times$8.9	8.9	1140	76.2	40.6	9.04	6.93	11.6	0.862	0.125
C75$\times$7.4	7.4	948	76.2	38.1	6.55	6.93	11.2	0.77	0.1
C75$\times$6.1	6.1	774	76.2	35.8	4.32	6.93	11.1	0.687	0.0795
C75$\times$5.2	5.2	703	76.2	34.8	3.35	6.93	11.3	0.653	0.0703