Structural Section Properties for British RSJ Joists

	MASS PER LENGTH G kg/m	AREA A cm²	DEPTH h mm	WIDTH b mm	WEB THICK. t_w mm	FLANGE THICK. t_f mm	ROOT RADIUS r₁ mm	TOE RADIUS r₂ mm	DEPTH B/T FILLETS d mm	SEC. MOM. OF AREA I_y cm⁴	RAD. OF GYRATION i_y cm	ELASTIC MODULUS W_el,y cm³	PLASTIC MODULUS W_pl,y cm³	SHEAR AREA A_vz cm²	SEC. MOM. OF AREA I_z cm⁴	RAD. OF GYRATION i_z cm	ELASTIC MODULUS W_el,z cm³	PLASTIC MODULUS W_pl,z cm³	TORSION CONST. I_t cm⁴	WARPING CONST. I_w dm⁶	SURF. AREA PER L A_L m²	SURF. AREA PER G A_G m²/t
J 76 x 76 x 13	12.8	16.1	76.2	76.2	5.1	8.4	9.4	4.7	39	158	3.13	41.4	48.1	5.65	52.5	1.81	13.8	22.7	4.39	0.00062	0.43	34.12
J 76 x 76 x 15	15	18.8	76.2	80	8.9	8.4	9.4	4.7	39	171	3.01	44.8	53.1	8.12	60.8	1.8	15.2	25.6	7.73	0.00071	0.44	29.65
J 89 x 89 x 19	19.5	24.4	88.9	88.9	9.5	9.9	11.1	5.55	45	303	3.52	68.1	80.8	10.43	98.9	2.01	22.2	37.4	12.7	0.00158	0.5	25.92
J 102 x 44 x 7	7.5	9.4	101.6	44.5	4.3	6.1	6.9	3.45	75	152	4.02	29.9	35	5.24	7.82	0.91	3.52	6.04	1.29	0.00018	0.36	49.11
J 102 x 102 x 23	23	28.8	101.6	101.6	9.5	10.3	11.1	5.55	57	479	4.08	94.3	111	11.71	152	2.3	29.9	50.1	14.9	0.00323	0.57	25.22
J 114 x 114 x 27	26.9	33.9	114.3	114.3	9.5	10.7	15.2	7.6	60	729	4.64	128	148	14.68	218	2.54	38.1	65	21.2	0.00606	0.64	24.14
J 127 x 76 x 16	16.5	20.9	127	76.2	5.6	9.6	9.4	4.7	87	568	5.22	89.5	103	8.95	61.5	1.72	16.1	26.7	6.44	0.00217	0.53	32.39
J 127 x 114 x 27	26.9	33.8	127	114.3	7.4	11.4	9.9	4.95	81	940	5.27	148	169	11.46	240	2.67	42	69	15.8	0.00813	0.67	25.32
J 127 x 114 x 29	29.3	36.8	127	114.3	10.2	11.5	9.9	4.95	81	968	5.13	152	177	14.59	243	2.57	42.6	70.8	20.6	0.00821	0.67	23.1
J 152 x 127 x 37	37.3	46.9	152.4	127	10.4	13.2	13.5	6.75	96	1802	6.2	237	274	19.2	382	2.85	60.1	100	33.6	0.0189	0.77	20.8