VS 1900x478 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: VS 1900x478 (México) · Doble T VS 1900x478 (Argentina / LATAM) · UB 1900 (UK / Australia)

The VS 1900x478 steel profile weighs 478.0 kg/m (321.22 lb/ft), has a depth of 1900 mm (74.80 in), flange width 500 mm (19.69 in). Cross-sectional area: 60,892 mm². Moment of inertia Ix = 3,576,197.546 cm⁴, Iy = 65,687.703 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1900 mm	74.80 in
Width (b)	500 mm	19.69 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	31.5 mm	1.24 in
Weight	478.0 kg/m	321.22 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	60,892 mm²	94.383 in²
Moment of inertia (Ix)	3,576,197.55 cm⁴	85918.15 in⁴
Moment of inertia (Iy)	65,687.7 cm⁴	1578.15 in⁴
Elastic section modulus (Sx)	37,644.18 cm³	2297.199 in³
Elastic section modulus (Sy)	2,627.51 cm³	160.341 in³
Plastic section modulus (Zx)	42,927.15 cm³	2619.586 in³
Plastic section modulus (Zy)	4,055.07 cm³	247.456 in³
Radius of gyration (rx)	76.64 cm	30.171 in
Radius of gyration (ry)	10.39 cm	4.089 in