W 250 x 15,1 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 15,1 (México) · Doble T 250 x 15,1 (Argentina / LATAM) · UB 250 (UK / Australia)

The W 250 x 15,1 steel profile weighs 15.1 kg/m (10.12 lb/ft), has a depth of 250 mm (9.84 in), flange width 125 mm (4.92 in). Cross-sectional area: 1,917.66 mm². Moment of inertia Ix = 2,099.146 cm⁴, Iy = 146.568 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	125 mm	4.92 in
Web thickness (tw)	3.2 mm	0.13 in
Flange thickness (tf)	4.5 mm	0.18 in
Fillet radius (r)	5 mm	0.20 in
Weight	15.1 kg/m	10.12 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,917.66 mm²	2.972 in²
Moment of inertia (Ix)	2,099.15 cm⁴	50.43 in⁴
Moment of inertia (Iy)	146.57 cm⁴	3.52 in⁴
Elastic section modulus (Sx)	167.93 cm³	10.248 in³
Elastic section modulus (Sy)	23.45 cm³	1.431 in³
Plastic section modulus (Zx)	187.12 cm³	11.419 in³
Plastic section modulus (Zy)	35.83 cm³	2.187 in³
Radius of gyration (rx)	10.46 cm	4.119 in
Radius of gyration (ry)	2.76 cm	1.088 in