CS 350x144 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 350x144 (México) · Doble T CS 350x144 (Argentina / LATAM) · UB 350 (UK / Australia)

The CS 350x144 steel profile weighs 143.6 kg/m (96.49 lb/ft), has a depth of 350 mm (13.78 in), flange width 350 mm (13.78 in). Cross-sectional area: 18,292 mm². Moment of inertia Ix = 40,518.554 cm⁴, Iy = 13,587.733 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	350 mm	13.78 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	19 mm	0.75 in
Weight	143.6 kg/m	96.49 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	18,292 mm²	28.353 in²
Moment of inertia (Ix)	40,518.55 cm⁴	973.46 in⁴
Moment of inertia (Iy)	13,587.73 cm⁴	326.45 in⁴
Elastic section modulus (Sx)	2,315.35 cm³	141.292 in³
Elastic section modulus (Sy)	776.44 cm³	47.382 in³
Plastic section modulus (Zx)	2,590.53 cm³	158.084 in³
Plastic section modulus (Zy)	1,183.72 cm³	72.235 in³
Radius of gyration (rx)	14.88 cm	5.860 in
Radius of gyration (ry)	8.62 cm	3.393 in