CVS 550x184 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 550x184 (México) · Doble T CVS 550x184 (Argentina / LATAM) · UB 550 (UK / Australia)

The CVS 550x184 steel profile weighs 183.6 kg/m (123.40 lb/ft), has a depth of 550 mm (21.65 in), flange width 400 mm (15.75 in). Cross-sectional area: 23,392 mm². Moment of inertia Ix = 125,086.604 cm⁴, Iy = 20,284.143 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)	16 mm	0.63 in
Flange thickness (tf)	19 mm	0.75 in
Weight	183.6 kg/m	123.40 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	23,392 mm²	36.258 in²
Moment of inertia (Ix)	125,086.6 cm⁴	3005.21 in⁴
Moment of inertia (Iy)	20,284.14 cm⁴	487.33 in⁴
Elastic section modulus (Sx)	4,548.6 cm³	277.574 in³
Elastic section modulus (Sy)	1,014.21 cm³	61.891 in³
Plastic section modulus (Zx)	5,084.18 cm³	310.257 in³
Plastic section modulus (Zy)	1,552.77 cm³	94.756 in³
Radius of gyration (rx)	23.12 cm	9.104 in
Radius of gyration (ry)	9.31 cm	3.666 in