W 353 x 144,5 GOST · Weight & Dimensions

GOST, 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 353 x 144,5 (México) · Doble T 353 x 144,5 (Argentina / LATAM) · UB 353 (UK / Australia)

The W 353 x 144,5 steel profile weighs 144.5 kg/m (97.12 lb/ft), has a depth of 353 mm (13.90 in), flange width 350 mm (13.78 in). Cross-sectional area: 18,412.363 mm². Moment of inertia Ix = 42,973.912 cm⁴, Iy = 14,302.01 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	353 mm	13.90 in
Width (b)	350 mm	13.78 in
Web thickness (tw)	13 mm	0.51 in
Flange thickness (tf)	20 mm	0.79 in
Fillet radius (r)	20 mm	0.79 in
Weight	144.5 kg/m	97.12 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	18,412.36 mm²	28.539 in²
Moment of inertia (Ix)	42,973.91 cm⁴	1032.45 in⁴
Moment of inertia (Iy)	14,302.01 cm⁴	343.61 in⁴
Elastic section modulus (Sx)	2,434.78 cm³	148.580 in³
Elastic section modulus (Sy)	817.26 cm³	49.872 in³
Plastic section modulus (Zx)	2,701.6 cm³	164.863 in³
Plastic section modulus (Zy)	1,241.99 cm³	75.791 in³
Radius of gyration (rx)	15.28 cm	6.015 in
Radius of gyration (ry)	8.81 cm	3.470 in