CS 450x227 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 450x227 (México) · Doble T CS 450x227 (Argentina / LATAM) · UB 450 (UK / Australia)

The CS 450x227 steel profile weighs 226.9 kg/m (152.46 lb/ft), has a depth of 450 mm (17.72 in), flange width 450 mm (17.72 in). Cross-sectional area: 28,900 mm². Moment of inertia Ix = 110,252.083 cm⁴, Iy = 37,982.403 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)	16 mm	0.63 in
Flange thickness (tf)	25 mm	0.98 in
Weight	226.9 kg/m	152.46 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	28,900 mm²	44.795 in²
Moment of inertia (Ix)	110,252.08 cm⁴	2648.81 in⁴
Moment of inertia (Iy)	37,982.4 cm⁴	912.53 in⁴
Elastic section modulus (Sx)	4,900.09 cm³	299.023 in³
Elastic section modulus (Sy)	1,688.11 cm³	103.015 in³
Plastic section modulus (Zx)	5,421.25 cm³	330.826 in³
Plastic section modulus (Zy)	2,556.85 cm³	156.029 in³
Radius of gyration (rx)	19.53 cm	7.690 in
Radius of gyration (ry)	11.46 cm	4.513 in