W 240 x 30,7 Acindar · Weight & Dimensions

Acindar, 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 240 x 30,7 (México) · Doble T 240 x 30,7 (Argentina / LATAM) · UB 240 (UK / Australia)

The W 240 x 30,7 steel profile weighs 30.7 kg/m (20.62 lb/ft), has a depth of 240 mm (9.45 in), flange width 120 mm (4.72 in). Cross-sectional area: 3,911.622 mm². Moment of inertia Ix = 3,891.626 cm⁴, Iy = 283.634 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	240 mm	9.45 in
Width (b)	120 mm	4.72 in
Web thickness (tw)	6.2 mm	0.24 in
Flange thickness (tf)	9.8 mm	0.39 in
Fillet radius (r)	15 mm	0.59 in
Weight	30.7 kg/m	20.62 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,911.62 mm²	6.063 in²
Moment of inertia (Ix)	3,891.63 cm⁴	93.50 in⁴
Moment of inertia (Iy)	283.63 cm⁴	6.81 in⁴
Elastic section modulus (Sx)	324.3 cm³	19.790 in³
Elastic section modulus (Sy)	47.27 cm³	2.885 in³
Plastic section modulus (Zx)	366.65 cm³	22.374 in³
Plastic section modulus (Zy)	73.92 cm³	4.511 in³
Radius of gyration (rx)	9.97 cm	3.927 in
Radius of gyration (ry)	2.69 cm	1.060 in