CVS 650x266 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 650x266 (México) · Doble T CVS 650x266 (Argentina / LATAM) · UB 650 (UK / Australia)

The CVS 650x266 steel profile weighs 266.1 kg/m (178.83 lb/ft), has a depth of 650 mm (25.59 in), flange width 450 mm (17.72 in). Cross-sectional area: 33,900 mm². Moment of inertia Ix = 254,043.75 cm⁴, Iy = 38,003.045 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	650 mm	25.59 in
Width (b)	450 mm	17.72 in
Web thickness (tw)	19 mm	0.75 in
Flange thickness (tf)	25 mm	0.98 in
Weight	266.1 kg/m	178.83 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	33,900 mm²	52.545 in²
Moment of inertia (Ix)	254,043.75 cm⁴	6103.40 in⁴
Moment of inertia (Iy)	38,003.05 cm⁴	913.02 in⁴
Elastic section modulus (Sx)	7,816.73 cm³	477.008 in³
Elastic section modulus (Sy)	1,689.02 cm³	103.071 in³
Plastic section modulus (Zx)	8,741.25 cm³	533.426 in³
Plastic section modulus (Zy)	2,585.4 cm³	157.771 in³
Radius of gyration (rx)	27.38 cm	10.778 in
Radius of gyration (ry)	10.59 cm	4.168 in