W 100 x 17,2 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 100 x 17,2 (México) · Doble T 100 x 17,2 (Argentina / LATAM) · UB 100 (UK / Australia)

The W 100 x 17,2 steel profile weighs 17.2 kg/m (11.55 lb/ft), has a depth of 100 mm (3.94 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,189.841 mm². Moment of inertia Ix = 382.653 cm⁴, Iy = 133.75 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	100 mm	3.94 in
Width (b)	100 mm	3.94 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	8 mm	0.31 in
Fillet radius (r)	10 mm	0.39 in
Weight	17.2 kg/m	11.55 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,189.84 mm²	3.394 in²
Moment of inertia (Ix)	382.65 cm⁴	9.19 in⁴
Moment of inertia (Iy)	133.75 cm⁴	3.21 in⁴
Elastic section modulus (Sx)	76.53 cm³	4.670 in³
Elastic section modulus (Sy)	26.75 cm³	1.632 in³
Plastic section modulus (Zx)	87.6 cm³	5.346 in³
Plastic section modulus (Zy)	41.21 cm³	2.515 in³
Radius of gyration (rx)	4.18 cm	1.646 in
Radius of gyration (ry)	2.47 cm	0.973 in