CS 350x112 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 350x112 (México) · Doble T CS 350x112 (Argentina / LATAM) · UB 350 (UK / Australia)

The CS 350x112 steel profile weighs 111.6 kg/m (75.02 lb/ft), has a depth of 350 mm (13.78 in), flange width 350 mm (13.78 in). Cross-sectional area: 14,221 mm². Moment of inertia Ix = 33,805.37 cm⁴, Iy = 11,435.605 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)	9.5 mm	0.37 in
Flange thickness (tf)	16 mm	0.63 in
Weight	111.6 kg/m	75.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	14,221 mm²	22.043 in²
Moment of inertia (Ix)	33,805.37 cm⁴	812.17 in⁴
Moment of inertia (Iy)	11,435.61 cm⁴	274.74 in⁴
Elastic section modulus (Sx)	1,931.74 cm³	117.882 in³
Elastic section modulus (Sy)	653.46 cm³	39.877 in³
Plastic section modulus (Zx)	2,110.57 cm³	128.795 in³
Plastic section modulus (Zy)	987.17 cm³	60.241 in³
Radius of gyration (rx)	15.42 cm	6.070 in
Radius of gyration (ry)	8.97 cm	3.530 in