TIS 1227 / JIS G 3192 sizesLive · Neon DB

Equal Angles (L)

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Designation A × A × t (mm). Ix = Iy about the centroidal axes parallel to the legs; v-v is the minor principal axis, which governs buckling of single-angle struts.

Designation	A (cm²)	W (kg/m)	c (cm)	Ix = Iy (cm⁴)	Iv (cm⁴)	Sx (cm³)	rx (cm)	rv min (cm)
L 25×25×3	1.41	1.11	0.74	0.8	0.3	0.46	0.76	0.49
L 30×30×3	1.71	1.34	0.86	1.5	0.6	0.68	0.92	0.59
L 40×40×3	2.31	1.81	1.11	3.6	1.4	1.24	1.25	0.79
L 40×40×5	3.75	2.94	1.18	5.6	2.3	1.97	1.22	0.78
L 45×45×4	3.44	2.70	1.27	6.7	2.7	2.07	1.39	0.89
L 50×50×4	3.84	3.01	1.40	9.3	3.8	2.57	1.55	0.99
L 50×50×5	4.75	3.73	1.43	11.3	4.6	3.16	1.54	0.98
L 50×50×6	5.64	4.43	1.47	13.1	5.4	3.72	1.53	0.98
L 60×60×5	5.75	4.51	1.68	19.9	8.1	4.61	1.86	1.18
L 65×65×6	7.44	5.84	1.85	30	12.2	6.44	2.01	1.28
L 65×65×8	9.76	7.66	1.92	38.3	15.8	8.36	1.98	1.27
L 75×75×6	8.64	6.78	2.10	46.9	19	8.68	2.33	1.48
L 75×75×9	12.69	9.96	2.21	66.4	27.3	12.55	2.29	1.47
L 90×90×7	12.11	9.51	2.51	94.8	38.4	14.61	2.80	1.78
L 90×90×10	17.00	13.35	2.62	129.2	52.9	20.24	2.76	1.76
L 100×100×7	13.51	10.61	2.76	131.5	53.1	18.17	3.12	1.98
L 100×100×10	19.00	14.92	2.87	180	73.4	25.24	3.08	1.97
L 100×100×13	24.31	19.08	2.98	224.4	92.8	31.94	3.04	1.95
L 120×120×8	18.56	14.57	3.30	261	105.3	29.99	3.75	2.38
L 130×130×9	22.59	17.73	3.58	372	150.2	39.5	4.06	2.58
L 130×130×12	29.76	23.36	3.69	479.8	195.1	51.55	4.02	2.56
L 150×150×12	34.56	27.13	4.19	750.1	303.8	69.42	4.66	2.96
L 150×150×15	42.75	33.56	4.30	911.3	371.7	85.19	4.62	2.95

Computed from the nominal leg size and thickness with root and toe radii neglected. Use mill / TIS 1227 tables for final design.