W 980 x 248,8 British Steel · Weight & Dimensions

British Steel, 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 980 x 248,8 (México) · Doble T 980 x 248,8 (Argentina / LATAM) · UB 980.1 (UK / Australia)

The W 980 x 248,8 steel profile weighs 248.8 kg/m (167.22 lb/ft), has a depth of 980.1 mm (38.59 in), flange width 300 mm (11.81 in). Cross-sectional area: 31,686.217 mm². Moment of inertia Ix = 481,192.214 cm⁴, Iy = 11,754.457 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	980.1 mm	38.59 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	16.5 mm	0.65 in
Flange thickness (tf)	26 mm	1.02 in
Fillet radius (r)	30 mm	1.18 in
Weight	248.8 kg/m	167.22 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	31,686.22 mm²	49.114 in²
Moment of inertia (Ix)	481,192.21 cm⁴	11560.64 in⁴
Moment of inertia (Iy)	11,754.46 cm⁴	282.40 in⁴
Elastic section modulus (Sx)	9,819.25 cm³	599.210 in³
Elastic section modulus (Sy)	783.63 cm³	47.820 in³
Plastic section modulus (Zx)	11,348.46 cm³	692.529 in³
Plastic section modulus (Zy)	1,244.72 cm³	75.958 in³
Radius of gyration (rx)	38.97 cm	15.342 in
Radius of gyration (ry)	6.09 cm	2.398 in