CVS 400x125 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 400x125 (México) · Doble T CVS 400x125 (Argentina / LATAM) · UB 400 (UK / Australia)

The CVS 400x125 steel profile weighs 125.0 kg/m (84.01 lb/ft), has a depth of 400 mm (15.75 in), flange width 300 mm (11.81 in). Cross-sectional area: 15,925 mm². Moment of inertia Ix = 46,346.631 cm⁴, Iy = 8,555.892 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	400 mm	15.75 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	12.5 mm	0.49 in
Flange thickness (tf)	19 mm	0.75 in
Weight	125.0 kg/m	84.01 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	15,925 mm²	24.684 in²
Moment of inertia (Ix)	46,346.63 cm⁴	1113.48 in⁴
Moment of inertia (Iy)	8,555.89 cm⁴	205.56 in⁴
Elastic section modulus (Sx)	2,317.33 cm³	141.413 in³
Elastic section modulus (Sy)	570.39 cm³	34.808 in³
Plastic section modulus (Zx)	2,581.21 cm³	157.516 in³
Plastic section modulus (Zy)	869.14 cm³	53.038 in³
Radius of gyration (rx)	17.06 cm	6.716 in
Radius of gyration (ry)	7.33 cm	2.886 in