Steel Section Library

Library

Shape

1–50 of 125

Grade

125 of 125 sizes in A500 Gr B (round)

W	OD	t_nom	t_des	A	I_x	S_x	Z_x
78.67	20	0.375	0.349	21.5	1,040	104	135
104	20	0.5	0.465	28.5	1,360	136	177
70.66	18	0.375	0.349	19.4	754	83.8	109
93.54	18	0.5	0.465	25.6	985	109	143
42.09	16	0.25	0.233	11.5	359	44.8	57.9
52.32	16	0.312	0.291	14.4	443	55.4	71.8
62.64	16	0.375	0.349	17.2	526	65.7	85.5
72.87	16	0.438	0.407	19.9	606	75.8	99
82.85	16	0.5	0.465	22.7	685	85.7	112
103	16	0.625	0.581	28.1	838	105	138
36.75	14	0.25	0.233	10.1	239	34.1	44.2
45.65	14	0.312	0.291	12.5	295	42.1	54.7
54.62	14	0.375	0.349	15	349	49.8	65.1
72.16	14	0.5	0.465	19.8	453	64.8	85.2
89.36	14	0.625	0.581	24.5	552	78.9	105
33.41	12.8	0.25	0.233	9.16	180	28.2	36.5
49.61	12.8	0.375	0.349	13.6	262	41	53.7
65.48	12.8	0.5	0.465	17.9	339	53.2	70.2
28.06	10.8	0.25	0.233	7.7	106	19.8	25.8
41.59	10.8	0.375	0.349	11.4	154	28.7	37.8
54.79	10.8	0.5	0.465	15	199	37	49.2
19.72	10	0.188	0.174	5.37	64.8	13	16.8
26.06	10	0.25	0.233	7.15	85.3	17.1	22.2
32.31	10	0.312	0.291	8.88	105	20.9	27.4
38.58	10	0.375	0.349	10.6	123	24.7	32.5
50.78	10	0.5	0.465	13.9	159	31.7	42.3
62.64	10	0.625	0.581	17.2	191	38.3	51.6
18.97	9.63	0.188	0.174	5.17	57.7	12	15.5
25.06	9.63	0.25	0.233	6.87	75.9	15.8	20.6
31.06	9.63	0.312	0.291	8.53	93	19.3	25.4
37.08	9.63	0.375	0.349	10.2	110	22.8	30
48.77	9.63	0.5	0.465	13.4	141	29.2	39
16.96	8.63	0.188	0.174	4.62	41.3	9.57	12.4
22.38	8.63	0.25	0.233	6.14	54.1	12.5	16.4
28.58	8.63	0.322	0.3	7.85	68.1	15.8	20.8
33.07	8.63	0.375	0.349	9.07	77.8	18	23.9
43.43	8.63	0.5	0.465	11.9	100	23.1	31
53.45	8.63	0.625	0.581	14.7	119	27.7	37.7
14.7	7.5	0.188	0.174	4	26.9	7.17	9.34
19.38	7.5	0.25	0.233	5.32	35.2	9.37	12.3
23.97	7.5	0.312	0.291	6.59	42.9	11.4	15.1
28.56	7.5	0.375	0.349	7.84	50.2	13.4	17.9
37.42	7.5	0.5	0.465	10.3	63.9	17	23
9.19	7	0.125	0.116	2.51	14.9	4.25	5.5
13.69	7	0.188	0.174	3.73	21.7	6.21	8.11
18.04	7	0.25	0.233	4.95	28.4	8.11	10.7
22.31	7	0.312	0.291	6.13	34.6	9.88	13.1
26.56	7	0.375	0.349	7.29	40.4	11.6	15.5
34.74	7	0.5	0.465	9.55	51.2	14.6	19.9
13.44	6.88	0.188	0.174	3.66	20.6	5.99	7.81

Selected section

HSS18.000×0.375

Use in Beam Calculator Open in Section Properties

Dimensions
WWeight	70.66
t_nomNominal wall	0.375
t_desDesign wall	0.349
ODOutside diameter	18
AArea	19.4
Major axis
I_xSecond moment of area	754
S_xElastic modulus	83.8
Z_xPlastic modulus	109
r_xRadius of gyration	6.24
y_topCentroid to top	9
y_botCentroid to bottom	9
Minor axis
I_ySecond moment of area	754
S_yElastic modulus	83.8
Z_yPlastic modulus	109
r_yRadius of gyration	6.24
Torsion and warping
JTorsion constant	1,510

Material

Standard

Grade

AISC Manual Table 2-4

Material and nominal capacity of HSS18.000×0.375 in the grade picked
Capacity (nominal, no resistance or safety factors)
Steel type	Carbon
F_yYield strength, minimum	42
F_uTensile strength, minimum	58
EModulus of elasticity	29,000
GShear modulus	11,200
νPoisson's ratio	0.3
ρDensity	490
Flexure class, AISC 360 Table B4.1	Non-compact, D/t 51.6 (λp 48.3, λr 213.8)
P_yAxial yield, A·Fy	814.8
M_yYield moment, Sx·Fy	293.3
M_pPlastic moment, Zx·Fy	381.5

US AISC Round HSS: dimensions and section properties | Kannamwar Engineering