W 350 x 49,6 KS · Weight & Dimensions

KS, 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 350 x 49,6 (México) · Doble T 350 x 49,6 (Argentina / LATAM) · UB 350 (UK / Australia)

The W 350 x 49,6 steel profile weighs 49.6 kg/m (33.30 lb/ft), has a depth of 350 mm (13.78 in), flange width 175 mm (6.89 in). Cross-sectional area: 6,314.248 mm². Moment of inertia Ix = 13,559.011 cm⁴, Iy = 984.344 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	175 mm	6.89 in
Web thickness (tw)	7 mm	0.28 in
Flange thickness (tf)	11 mm	0.43 in
Fillet radius (r)	14 mm	0.55 in
Weight	49.6 kg/m	33.30 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,314.25 mm²	9.787 in²
Moment of inertia (Ix)	13,559.01 cm⁴	325.76 in⁴
Moment of inertia (Iy)	984.34 cm⁴	23.65 in⁴
Elastic section modulus (Sx)	774.8 cm³	47.281 in³
Elastic section modulus (Sy)	112.5 cm³	6.865 in³
Plastic section modulus (Zx)	867.91 cm³	52.964 in³
Plastic section modulus (Zy)	173.57 cm³	10.592 in³
Radius of gyration (rx)	14.65 cm	5.769 in
Radius of gyration (ry)	3.95 cm	1.554 in