CVS 550x283 · Weight & Dimensions

BR — 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: CVS 550x283 (México) · Doble T CVS 550x283 (Argentina / LATAM) · UB 550 (UK / Australia)

The CVS 550x283 steel profile weighs 283.5 kg/m (190.51 lb/ft), has a depth of 550 mm (21.65 in), flange width 400 mm (15.75 in). Cross-sectional area: 36,108.8 mm². Moment of inertia Ix = 191,139.23 cm⁴, Iy = 33,645.61 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	550 mm	21.65 in
Width (b)	400 mm	15.75 in
Web thickness (tw)	22.4 mm	0.88 in
Flange thickness (tf)	31.5 mm	1.24 in
Weight	283.5 kg/m	190.51 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	36,108.8 mm²	55.969 in²
Moment of inertia (Ix)	191,139.23 cm⁴	4592.12 in⁴
Moment of inertia (Iy)	33,645.61 cm⁴	808.34 in⁴
Elastic section modulus (Sx)	6,950.52 cm³	424.149 in³
Elastic section modulus (Sy)	1,682.28 cm³	102.659 in³
Plastic section modulus (Zx)	7,861.25 cm³	479.725 in³
Plastic section modulus (Zy)	2,581.09 cm³	157.508 in³
Radius of gyration (rx)	23.01 cm	9.059 in
Radius of gyration (ry)	9.65 cm	3.799 in