I 1168x406.4x11.1x19.1 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 1168x406.4x11.1x19.1 (México) · Doble T I 1168x406.4x11.1x19.1 (Argentina / LATAM) · UB 1168 (UK / Australia)

The I 1168x406.4x11.1x19.1 steel profile weighs 220.3 kg/m (148.08 lb/ft), has a depth of 1168 mm (45.98 in), flange width 406.4 mm (16.00 in). Cross-sectional area: 28,065.26 mm². Moment of inertia Ix = 645,740.979 cm⁴, Iy = 21,379.86 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1168 mm	45.98 in
Width (b)	406.4 mm	16.00 in
Web thickness (tw)	11.1 mm	0.44 in
Flange thickness (tf)	19.1 mm	0.75 in
Weight	220.3 kg/m	148.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	28,065.26 mm²	43.501 in²
Moment of inertia (Ix)	645,740.98 cm⁴	15513.93 in⁴
Moment of inertia (Iy)	21,379.86 cm⁴	513.65 in⁴
Elastic section modulus (Sx)	11,057.21 cm³	674.755 in³
Elastic section modulus (Sy)	1,052.16 cm³	64.207 in³
Plastic section modulus (Zx)	12,460.18 cm³	760.370 in³
Plastic section modulus (Zy)	1,612.09 cm³	98.376 in³
Radius of gyration (rx)	47.97 cm	18.885 in
Radius of gyration (ry)	8.73 cm	3.436 in