CS 250x84 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: CS 250x84 (México) · Doble T CS 250x84 (Argentina / LATAM) · UB 250 (UK / Australia)

The CS 250x84 steel profile weighs 84.2 kg/m (56.60 lb/ft), has a depth of 250 mm (9.84 in), flange width 250 mm (9.84 in). Cross-sectional area: 10,725 mm². Moment of inertia Ix = 12,047.458 cm⁴, Iy = 4,170.215 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	250 mm	9.84 in
Web thickness (tw)	12.5 mm	0.49 in
Flange thickness (tf)	16 mm	0.63 in
Weight	84.2 kg/m	56.60 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	10,725 mm²	16.624 in²
Moment of inertia (Ix)	12,047.46 cm⁴	289.44 in⁴
Moment of inertia (Iy)	4,170.21 cm⁴	100.19 in⁴
Elastic section modulus (Sx)	963.8 cm³	58.815 in³
Elastic section modulus (Sy)	333.62 cm³	20.359 in³
Plastic section modulus (Zx)	1,084.51 cm³	66.181 in³
Plastic section modulus (Zy)	508.52 cm³	31.032 in³
Radius of gyration (rx)	10.6 cm	4.173 in
Radius of gyration (ry)	6.24 cm	2.455 in