CVS 550x373 · 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 550x373 (México) · Doble T CVS 550x373 (Argentina / LATAM) · UB 550 (UK / Australia)

The CVS 550x373 steel profile weighs 372.9 kg/m (250.59 lb/ft), has a depth of 550 mm (21.65 in), flange width 400 mm (15.75 in). Cross-sectional area: 47,500 mm². Moment of inertia Ix = 250,408.33 cm⁴, Iy = 48,059.9 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)	25 mm	0.98 in
Flange thickness (tf)	45 mm	1.77 in
Weight	372.9 kg/m	250.59 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	47,500 mm²	73.625 in²
Moment of inertia (Ix)	250,408.33 cm⁴	6016.06 in⁴
Moment of inertia (Iy)	48,059.9 cm⁴	1154.64 in⁴
Elastic section modulus (Sx)	9,105.76 cm³	555.670 in³
Elastic section modulus (Sy)	2,402.99 cm³	146.640 in³
Plastic section modulus (Zx)	10,412.5 cm³	635.412 in³
Plastic section modulus (Zy)	3,671.88 cm³	224.073 in³
Radius of gyration (rx)	22.96 cm	9.039 in
Radius of gyration (ry)	10.06 cm	3.961 in