W 900 x 243,2 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 900 x 243,2 (México) · Doble T 900 x 243,2 (Argentina / LATAM) · UB 900 (UK / Australia)

The W 900 x 243,2 steel profile weighs 243.2 kg/m (163.42 lb/ft), has a depth of 900 mm (35.43 in), flange width 300 mm (11.81 in). Cross-sectional area: 30,976.991 mm². Moment of inertia Ix = 411,266.724 cm⁴, Iy = 12,644.338 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	900 mm	35.43 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	28 mm	1.10 in
Fillet radius (r)	28 mm	1.10 in
Weight	243.2 kg/m	163.42 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	30,976.99 mm²	48.014 in²
Moment of inertia (Ix)	411,266.72 cm⁴	9880.68 in⁴
Moment of inertia (Iy)	12,644.34 cm⁴	303.78 in⁴
Elastic section modulus (Sx)	9,139.26 cm³	557.714 in³
Elastic section modulus (Sy)	842.96 cm³	51.441 in³
Plastic section modulus (Zx)	10,453.94 cm³	637.941 in³
Plastic section modulus (Zy)	1,323.61 cm³	80.772 in³
Radius of gyration (rx)	36.44 cm	14.345 in
Radius of gyration (ry)	6.39 cm	2.515 in