W 728 x 352,1 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 728 x 352,1 (México) · Doble T 728 x 352,1 (Argentina / LATAM) · UB 728 (UK / Australia)

The W 728 x 352,1 steel profile weighs 352.1 kg/m (236.64 lb/ft), has a depth of 728 mm (28.66 in), flange width 308 mm (12.13 in). Cross-sectional area: 44,861.779 mm². Moment of inertia Ix = 389,681.198 cm⁴, Iy = 22,506.458 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	728 mm	28.66 in
Width (b)	308 mm	12.13 in
Web thickness (tw)	25 mm	0.98 in
Flange thickness (tf)	46 mm	1.81 in
Fillet radius (r)	27 mm	1.06 in
Weight	352.1 kg/m	236.64 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	44,861.78 mm²	69.536 in²
Moment of inertia (Ix)	389,681.2 cm⁴	9362.09 in⁴
Moment of inertia (Iy)	22,506.46 cm⁴	540.72 in⁴
Elastic section modulus (Sx)	10,705.53 cm³	653.294 in³
Elastic section modulus (Sy)	1,461.46 cm³	89.184 in³
Plastic section modulus (Zx)	12,385.9 cm³	755.837 in³
Plastic section modulus (Zy)	2,292.84 cm³	139.918 in³
Radius of gyration (rx)	29.47 cm	11.603 in
Radius of gyration (ry)	7.08 cm	2.789 in