I 900x500x11x35 CISC · Weight & Dimensions

CISC, welded 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: I 900x500x11x35 (México) · Doble T I 900x500x11x35 (Argentina / LATAM) · UB 900 (UK / Australia)

The I 900x500x11x35 steel profile weighs 346.4 kg/m (232.79 lb/ft), has a depth of 900 mm (35.43 in), flange width 500 mm (19.69 in). Cross-sectional area: 44,130 mm². Moment of inertia Ix = 707,467.975 cm⁴, Iy = 72,925.873 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	900 mm	35.43 in
Width (b)	500 mm	19.69 in
Web thickness (tw)	11 mm	0.43 in
Flange thickness (tf)	35 mm	1.38 in
Weight	346.4 kg/m	232.79 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	44,130 mm²	68.401 in²
Moment of inertia (Ix)	707,467.98 cm⁴	16996.92 in⁴
Moment of inertia (Iy)	72,925.87 cm⁴	1752.04 in⁴
Elastic section modulus (Sx)	15,721.51 cm³	959.389 in³
Elastic section modulus (Sy)	2,917.03 cm³	178.009 in³
Plastic section modulus (Zx)	17,031.98 cm³	1039.359 in³
Plastic section modulus (Zy)	4,400.11 cm³	268.512 in³
Radius of gyration (rx)	40.04 cm	15.763 in
Radius of gyration (ry)	12.86 cm	5.061 in