CS 450x236 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 450x236 (México) · Doble T CS 450x236 (Argentina / LATAM) · UB 450 (UK / Australia)

The CS 450x236 steel profile weighs 236.3 kg/m (158.78 lb/ft), has a depth of 450 mm (17.72 in), flange width 450 mm (17.72 in). Cross-sectional area: 30,100 mm². Moment of inertia Ix = 111,852.083 cm⁴, Iy = 37,991.613 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	450 mm	17.72 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	236.3 kg/m	158.78 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	30,100 mm²	46.655 in²
Moment of inertia (Ix)	111,852.08 cm⁴	2687.25 in⁴
Moment of inertia (Iy)	37,991.61 cm⁴	912.75 in⁴
Elastic section modulus (Sx)	4,971.2 cm³	303.363 in³
Elastic section modulus (Sy)	1,688.52 cm³	103.040 in³
Plastic section modulus (Zx)	5,541.25 cm³	338.149 in³
Plastic section modulus (Zy)	2,567.35 cm³	156.670 in³
Radius of gyration (rx)	19.28 cm	7.589 in
Radius of gyration (ry)	11.23 cm	4.423 in