I 500x250x8x20 Cintac · Weight & Dimensions

Cintac, 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 500x250x8x20 (México) · Doble T I 500x250x8x20 (Argentina / LATAM) · UB 500 (UK / Australia)

The I 500x250x8x20 steel profile weighs 107.4 kg/m (72.17 lb/ft), has a depth of 500 mm (19.69 in), flange width 250 mm (9.84 in). Cross-sectional area: 13,680 mm². Moment of inertia Ix = 64,122.4 cm⁴, Iy = 5,210.296 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	500 mm	19.69 in
Width (b)	250 mm	9.84 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	20 mm	0.79 in
Weight	107.4 kg/m	72.17 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,680 mm²	21.204 in²
Moment of inertia (Ix)	64,122.4 cm⁴	1540.54 in⁴
Moment of inertia (Iy)	5,210.3 cm⁴	125.18 in⁴
Elastic section modulus (Sx)	2,564.9 cm³	156.520 in³
Elastic section modulus (Sy)	416.82 cm³	25.436 in³
Plastic section modulus (Zx)	2,823.2 cm³	172.283 in³
Plastic section modulus (Zy)	632.36 cm³	38.589 in³
Radius of gyration (rx)	21.65 cm	8.524 in
Radius of gyration (ry)	6.17 cm	2.430 in