CS 350x119 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 350x119 (México) · Doble T CS 350x119 (Argentina / LATAM) · UB 350 (UK / Australia)

The CS 350x119 steel profile weighs 119.2 kg/m (80.08 lb/ft), has a depth of 350 mm (13.78 in), flange width 350 mm (13.78 in). Cross-sectional area: 15,175 mm². Moment of inertia Ix = 34,609.306 cm⁴, Iy = 11,438.509 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)	12.5 mm	0.49 in
Flange thickness (tf)	16 mm	0.63 in
Weight	119.2 kg/m	80.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	15,175 mm²	23.521 in²
Moment of inertia (Ix)	34,609.31 cm⁴	831.49 in⁴
Moment of inertia (Iy)	11,438.51 cm⁴	274.81 in⁴
Elastic section modulus (Sx)	1,977.67 cm³	120.686 in³
Elastic section modulus (Sy)	653.63 cm³	39.887 in³
Plastic section modulus (Zx)	2,186.41 cm³	133.424 in³
Plastic section modulus (Zy)	992.42 cm³	60.562 in³
Radius of gyration (rx)	15.1 cm	5.946 in
Radius of gyration (ry)	8.68 cm	3.418 in