CVS 550x319 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: CVS 550x319 (México) · Doble T CVS 550x319 (Argentina / LATAM) · UB 550 (UK / Australia)

The CVS 550x319 steel profile weighs 319.0 kg/m (214.38 lb/ft), has a depth of 550 mm (21.65 in), flange width 400 mm (15.75 in). Cross-sectional area: 40,640 mm². Moment of inertia Ix = 217,349.167 cm⁴, Iy = 40,044.489 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)	37.5 mm	1.48 in
Weight	319.0 kg/m	214.38 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	40,640 mm²	62.992 in²
Moment of inertia (Ix)	217,349.17 cm⁴	5221.81 in⁴
Moment of inertia (Iy)	40,044.49 cm⁴	962.07 in⁴
Elastic section modulus (Sx)	7,903.61 cm³	482.310 in³
Elastic section modulus (Sy)	2,002.22 cm³	122.184 in³
Plastic section modulus (Zx)	8,951 cm³	546.226 in³
Plastic section modulus (Zy)	3,059.58 cm³	186.708 in³
Radius of gyration (rx)	23.13 cm	9.105 in
Radius of gyration (ry)	9.93 cm	3.908 in