W 242 x 34,3 Arval · Weight & Dimensions

Arval, 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 242 x 34,3 (México) · Doble T 242 x 34,3 (Argentina / LATAM) · UB 242 (UK / Australia)

The W 242 x 34,3 steel profile weighs 34.3 kg/m (23.05 lb/ft), has a depth of 242 mm (9.53 in), flange width 122 mm (4.80 in). Cross-sectional area: 4,371.142 mm². Moment of inertia Ix = 4,369.261 cm⁴, Iy = 328.542 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	242 mm	9.53 in
Width (b)	122 mm	4.80 in
Web thickness (tw)	7 mm	0.28 in
Flange thickness (tf)	10.8 mm	0.43 in
Fillet radius (r)	15 mm	0.59 in
Weight	34.3 kg/m	23.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,371.14 mm²	6.775 in²
Moment of inertia (Ix)	4,369.26 cm⁴	104.97 in⁴
Moment of inertia (Iy)	328.54 cm⁴	7.89 in⁴
Elastic section modulus (Sx)	361.1 cm³	22.036 in³
Elastic section modulus (Sy)	53.86 cm³	3.287 in³
Plastic section modulus (Zx)	410.27 cm³	25.037 in³
Plastic section modulus (Zy)	84.4 cm³	5.150 in³
Radius of gyration (rx)	10 cm	3.936 in
Radius of gyration (ry)	2.74 cm	1.079 in