I 1400x550x16x40 CISC · Weight & Dimensions

CISC, 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 1400x550x16x40 (México) · Doble T I 1400x550x16x40 (Argentina / LATAM) · UB 1400 (UK / Australia)

The I 1400x550x16x40 steel profile weighs 511.2 kg/m (343.52 lb/ft), has a depth of 1400 mm (55.12 in), flange width 550 mm (21.65 in). Cross-sectional area: 65,120 mm². Moment of inertia Ix = 2,341,809.067 cm⁴, Iy = 110,961.723 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1400 mm	55.12 in
Width (b)	550 mm	21.65 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	40 mm	1.57 in
Weight	511.2 kg/m	343.52 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	65,120 mm²	100.936 in²
Moment of inertia (Ix)	2,341,809.07 cm⁴	56261.96 in⁴
Moment of inertia (Iy)	110,961.72 cm⁴	2665.86 in⁴
Elastic section modulus (Sx)	33,454.42 cm³	2041.522 in³
Elastic section modulus (Sy)	4,034.97 cm³	246.230 in³
Plastic section modulus (Zx)	36,889.6 cm³	2251.151 in³
Plastic section modulus (Zy)	6,134.48 cm³	374.351 in³
Radius of gyration (rx)	59.97 cm	23.609 in
Radius of gyration (ry)	13.05 cm	5.139 in