I 1400x550x16x50 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 1400x550x16x50 (México) · Doble T I 1400x550x16x50 (Argentina / LATAM) · UB 1400 (UK / Australia)

The I 1400x550x16x50 steel profile weighs 595.0 kg/m (399.86 lb/ft), has a depth of 1400 mm (55.12 in), flange width 550 mm (21.65 in). Cross-sectional area: 75,800 mm². Moment of inertia Ix = 2,800,016.667 cm⁴, Iy = 138,690.207 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)	50 mm	1.97 in
Weight	595.0 kg/m	399.86 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	75,800 mm²	117.490 in²
Moment of inertia (Ix)	2,800,016.67 cm⁴	67270.40 in⁴
Moment of inertia (Iy)	138,690.21 cm⁴	3332.03 in⁴
Elastic section modulus (Sx)	40,000.24 cm³	2440.975 in³
Elastic section modulus (Sy)	5,043.28 cm³	307.761 in³
Plastic section modulus (Zx)	43,885 cm³	2678.038 in³
Plastic section modulus (Zy)	7,645.7 cm³	466.571 in³
Radius of gyration (rx)	60.78 cm	23.928 in
Radius of gyration (ry)	13.53 cm	5.325 in