I 1600x550x16x35 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 1600x550x16x35 (México) · Doble T I 1600x550x16x35 (Argentina / LATAM) · UB 1600 (UK / Australia)

The I 1600x550x16x35 steel profile weighs 494.4 kg/m (332.23 lb/ft), has a depth of 1600 mm (62.99 in), flange width 550 mm (21.65 in). Cross-sectional area: 62,980 mm². Moment of inertia Ix = 2,835,315.683 cm⁴, Iy = 97,104.307 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1600 mm	62.99 in
Width (b)	550 mm	21.65 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	35 mm	1.38 in
Weight	494.4 kg/m	332.23 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	62,980 mm²	97.619 in²
Moment of inertia (Ix)	2,835,315.68 cm⁴	68118.46 in⁴
Moment of inertia (Iy)	97,104.31 cm⁴	2332.93 in⁴
Elastic section modulus (Sx)	35,441.45 cm³	2162.779 in³
Elastic section modulus (Sy)	3,531.07 cm³	215.480 in³
Plastic section modulus (Zx)	39,489.85 cm³	2409.829 in³
Plastic section modulus (Zy)	5,391.67 cm³	329.021 in³
Radius of gyration (rx)	67.1 cm	26.416 in
Radius of gyration (ry)	12.42 cm	4.889 in