CS 650x496 Usiminas · Weight & Dimensions

Usiminas, 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: CS 650x496 (México) · Doble T CS 650x496 (Argentina / LATAM) · UB 650 (UK / Australia)

The CS 650x496 steel profile weighs 495.6 kg/m (333.02 lb/ft), has a depth of 650 mm (25.59 in), flange width 650 mm (25.59 in). Cross-sectional area: 63,125 mm². Moment of inertia Ix = 497,399.089 cm⁴, Iy = 171,715.495 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	650 mm	25.59 in
Width (b)	650 mm	25.59 in
Web thickness (tw)	25 mm	0.98 in
Flange thickness (tf)	37.5 mm	1.48 in
Weight	495.6 kg/m	333.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	63,125 mm²	97.844 in²
Moment of inertia (Ix)	497,399.09 cm⁴	11950.01 in⁴
Moment of inertia (Iy)	171,715.49 cm⁴	4125.46 in⁴
Elastic section modulus (Sx)	15,304.59 cm³	933.947 in³
Elastic section modulus (Sy)	5,283.55 cm³	322.424 in³
Plastic section modulus (Zx)	16,996.09 cm³	1037.170 in³
Plastic section modulus (Zy)	8,011.72 cm³	488.907 in³
Radius of gyration (rx)	28.07 cm	11.051 in
Radius of gyration (ry)	16.49 cm	6.493 in