W 338 x 106,2 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 338 x 106,2 (México) · Doble T 338 x 106,2 (Argentina / LATAM) · UB 338 (UK / Australia)

The W 338 x 106,2 steel profile weighs 106.2 kg/m (71.37 lb/ft), has a depth of 338 mm (13.31 in), flange width 351 mm (13.82 in). Cross-sectional area: 13,525.363 mm². Moment of inertia Ix = 28,190.341 cm⁴, Iy = 9,379.761 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	338 mm	13.31 in
Width (b)	351 mm	13.82 in
Web thickness (tw)	13 mm	0.51 in
Flange thickness (tf)	13 mm	0.51 in
Fillet radius (r)	20 mm	0.79 in
Weight	106.2 kg/m	71.37 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,525.36 mm²	20.964 in²
Moment of inertia (Ix)	28,190.34 cm⁴	677.27 in⁴
Moment of inertia (Iy)	9,379.76 cm⁴	225.35 in⁴
Elastic section modulus (Sx)	1,668.07 cm³	101.792 in³
Elastic section modulus (Sy)	534.46 cm³	32.615 in³
Plastic section modulus (Zx)	1,851.37 cm³	112.978 in³
Plastic section modulus (Zy)	817.75 cm³	49.903 in³
Radius of gyration (rx)	14.44 cm	5.684 in
Radius of gyration (ry)	8.33 cm	3.279 in