W 248 x 25,6 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 248 x 25,6 (México) · Doble T 248 x 25,6 (Argentina / LATAM) · UB 248 (UK / Australia)

The W 248 x 25,6 steel profile weighs 25.6 kg/m (17.24 lb/ft), has a depth of 248 mm (9.76 in), flange width 124 mm (4.88 in). Cross-sectional area: 3,267.611 mm². Moment of inertia Ix = 3,537.112 cm⁴, Iy = 254.853 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	248 mm	9.76 in
Width (b)	124 mm	4.88 in
Web thickness (tw)	5 mm	0.20 in
Flange thickness (tf)	8 mm	0.31 in
Fillet radius (r)	12 mm	0.47 in
Weight	25.6 kg/m	17.24 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,267.61 mm²	5.065 in²
Moment of inertia (Ix)	3,537.11 cm⁴	84.98 in⁴
Moment of inertia (Iy)	254.85 cm⁴	6.12 in⁴
Elastic section modulus (Sx)	285.25 cm³	17.407 in³
Elastic section modulus (Sy)	41.11 cm³	2.508 in³
Plastic section modulus (Zx)	319.37 cm³	19.489 in³
Plastic section modulus (Zy)	63.59 cm³	3.881 in³
Radius of gyration (rx)	10.4 cm	4.096 in
Radius of gyration (ry)	2.79 cm	1.099 in