I 1168x508x12.7x34.9 AHMSA · Weight & Dimensions

AHMSA, welded sections · Wide Flange (I-beam)

Wide flange beams (W shapes / I-beams) are the most common structural steel profile used in building construction. They are used for beams, columns, and girders in steel-framed buildings and bridges. Designed per AISC 360, Eurocode 3, and NBR 8800.

Also known as: I 1168x508x12.7x34.9 (México) · Doble T I 1168x508x12.7x34.9 (Argentina / LATAM) · UB 1168 (UK / Australia)

The I 1168x508x12.7x34.9 steel profile weighs 387.9 kg/m (260.66 lb/ft), has a depth of 1168 mm (45.98 in), flange width 508 mm (20.00 in). Cross-sectional area: 49,405.54 mm². Moment of inertia Ix = 1,278,673.52 cm⁴, Iy = 76,273.217 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1168 mm	45.98 in
Width (b)	508 mm	20.00 in
Web thickness (tw)	12.7 mm	0.50 in
Flange thickness (tf)	34.9 mm	1.37 in
Weight	387.9 kg/m	260.66 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	49,405.54 mm²	76.579 in²
Moment of inertia (Ix)	1,278,673.52 cm⁴	30720.13 in⁴
Moment of inertia (Iy)	76,273.22 cm⁴	1832.46 in⁴
Elastic section modulus (Sx)	21,895.09 cm³	1336.126 in³
Elastic section modulus (Sy)	3,002.88 cm³	183.248 in³
Plastic section modulus (Zx)	23,918.14 cm³	1459.581 in³
Plastic section modulus (Zy)	4,547.5 cm³	277.507 in³
Radius of gyration (rx)	50.87 cm	20.029 in
Radius of gyration (ry)	12.43 cm	4.892 in