CS 500x172 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 500x172 (México) · Doble T CS 500x172 (Argentina / LATAM) · UB 500 (UK / Australia)

The CS 500x172 steel profile weighs 171.5 kg/m (115.26 lb/ft), has a depth of 500 mm (19.69 in), flange width 500 mm (19.69 in). Cross-sectional area: 21,850 mm². Moment of inertia Ix = 104,413.953 cm⁴, Iy = 33,340.951 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	500 mm	19.69 in
Width (b)	500 mm	19.69 in
Web thickness (tw)	12.5 mm	0.49 in
Flange thickness (tf)	16 mm	0.63 in
Weight	171.5 kg/m	115.26 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	21,850 mm²	33.867 in²
Moment of inertia (Ix)	104,413.95 cm⁴	2508.55 in⁴
Moment of inertia (Iy)	33,340.95 cm⁴	801.02 in⁴
Elastic section modulus (Sx)	4,176.56 cm³	254.870 in³
Elastic section modulus (Sy)	1,333.64 cm³	81.384 in³
Plastic section modulus (Zx)	4,556.45 cm³	278.053 in³
Plastic section modulus (Zy)	2,018.28 cm³	123.164 in³
Radius of gyration (rx)	21.86 cm	8.606 in
Radius of gyration (ry)	12.35 cm	4.863 in