I 500x500x20x35 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 500x500x20x35 (México) · Doble T I 500x500x20x35 (Argentina / LATAM) · UB 500 (UK / Australia)

The I 500x500x20x35 steel profile weighs 342.3 kg/m (230.00 lb/ft), has a depth of 500 mm (19.69 in), flange width 500 mm (19.69 in). Cross-sectional area: 43,600 mm². Moment of inertia Ix = 202,805.333 cm⁴, Iy = 72,945.333 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	500 mm	19.69 in
Width (b)	500 mm	19.69 in
Web thickness (tw)	20 mm	0.79 in
Flange thickness (tf)	35 mm	1.38 in
Weight	342.3 kg/m	230.00 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	43,600 mm²	67.580 in²
Moment of inertia (Ix)	202,805.33 cm⁴	4872.40 in⁴
Moment of inertia (Iy)	72,945.33 cm⁴	1752.51 in⁴
Elastic section modulus (Sx)	8,112.21 cm³	495.040 in³
Elastic section modulus (Sy)	2,917.81 cm³	178.057 in³
Plastic section modulus (Zx)	9,062 cm³	552.999 in³
Plastic section modulus (Zy)	4,418 cm³	269.604 in³
Radius of gyration (rx)	21.57 cm	8.491 in
Radius of gyration (ry)	12.93 cm	5.092 in