I 250x150x4x12 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 250x150x4x12 (México) · Doble T I 250x150x4x12 (Argentina / LATAM) · UB 250 (UK / Australia)

The I 250x150x4x12 steel profile weighs 35.3 kg/m (23.74 lb/ft), has a depth of 250 mm (9.84 in), flange width 150 mm (5.91 in). Cross-sectional area: 4,504 mm². Moment of inertia Ix = 5,487.053 cm⁴, Iy = 675.121 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	150 mm	5.91 in
Web thickness (tw)	4 mm	0.16 in
Flange thickness (tf)	12 mm	0.47 in
Weight	35.3 kg/m	23.74 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,504 mm²	6.981 in²
Moment of inertia (Ix)	5,487.05 cm⁴	131.83 in⁴
Moment of inertia (Iy)	675.12 cm⁴	16.22 in⁴
Elastic section modulus (Sx)	438.96 cm³	26.787 in³
Elastic section modulus (Sy)	90.02 cm³	5.493 in³
Plastic section modulus (Zx)	479.48 cm³	29.260 in³
Plastic section modulus (Zy)	135.9 cm³	8.293 in³
Radius of gyration (rx)	11.04 cm	4.345 in
Radius of gyration (ry)	3.87 cm	1.524 in