W 522 x 120,0 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 522 x 120,0 (México) · Doble T 522 x 120,0 (Argentina / LATAM) · UB 522 (UK / Australia)

The W 522 x 120,0 steel profile weighs 120.0 kg/m (80.61 lb/ft), has a depth of 522 mm (20.55 in), flange width 300 mm (11.81 in). Cross-sectional area: 15,283.779 mm². Moment of inertia Ix = 72,871.379 cm⁴, Iy = 6,766.525 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	522 mm	20.55 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	11.5 mm	0.45 in
Flange thickness (tf)	15 mm	0.59 in
Fillet radius (r)	27 mm	1.06 in
Weight	120.0 kg/m	80.61 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	15,283.78 mm²	23.690 in²
Moment of inertia (Ix)	72,871.38 cm⁴	1750.73 in⁴
Moment of inertia (Iy)	6,766.52 cm⁴	162.57 in⁴
Elastic section modulus (Sx)	2,792.01 cm³	170.379 in³
Elastic section modulus (Sy)	451.1 cm³	27.528 in³
Plastic section modulus (Zx)	3,127.6 cm³	190.859 in³
Plastic section modulus (Zy)	698.64 cm³	42.634 in³
Radius of gyration (rx)	21.84 cm	8.597 in
Radius of gyration (ry)	6.65 cm	2.620 in