VS 650x155 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 650x155 (México) · Doble T VS 650x155 (Argentina / LATAM) · UB 650 (UK / Australia)

The VS 650x155 steel profile weighs 155.4 kg/m (104.45 lb/ft), has a depth of 650 mm (25.59 in), flange width 300 mm (11.81 in). Cross-sectional area: 19,800 mm². Moment of inertia Ix = 160,962.5 cm⁴, Iy = 11,252.56 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	650 mm	25.59 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	25 mm	0.98 in
Weight	155.4 kg/m	104.45 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	19,800 mm²	30.690 in²
Moment of inertia (Ix)	160,962.5 cm⁴	3867.12 in⁴
Moment of inertia (Iy)	11,252.56 cm⁴	270.34 in⁴
Elastic section modulus (Sx)	4,952.69 cm³	302.233 in³
Elastic section modulus (Sy)	750.17 cm³	45.778 in³
Plastic section modulus (Zx)	5,407.5 cm³	329.987 in³
Plastic section modulus (Zy)	1,134.6 cm³	69.238 in³
Radius of gyration (rx)	28.51 cm	11.225 in
Radius of gyration (ry)	7.54 cm	2.968 in