W 250 x 72,4 KS · Weight & Dimensions

KS, hot-rolled 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: IPR 250 x 72,4 (México) · Doble T 250 x 72,4 (Argentina / LATAM) · UB 250 (UK / Australia)

The W 250 x 72,4 steel profile weighs 72.4 kg/m (48.63 lb/ft), has a depth of 250 mm (9.84 in), flange width 250 mm (9.84 in). Cross-sectional area: 9,217.752 mm². Moment of inertia Ix = 10,832.612 cm⁴, Iy = 3,648.812 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	250 mm	9.84 in
Web thickness (tw)	9 mm	0.35 in
Flange thickness (tf)	14 mm	0.55 in
Fillet radius (r)	16 mm	0.63 in
Weight	72.4 kg/m	48.63 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,217.75 mm²	14.288 in²
Moment of inertia (Ix)	10,832.61 cm⁴	260.25 in⁴
Moment of inertia (Iy)	3,648.81 cm⁴	87.66 in⁴
Elastic section modulus (Sx)	866.61 cm³	52.884 in³
Elastic section modulus (Sy)	291.9 cm³	17.813 in³
Plastic section modulus (Zx)	960.5 cm³	58.613 in³
Plastic section modulus (Zy)	443.77 cm³	27.081 in³
Radius of gyration (rx)	10.84 cm	4.268 in
Radius of gyration (ry)	6.29 cm	2.477 in