I 400x250x6x10 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 400x250x6x10 (México) · Doble T I 400x250x6x10 (Argentina / LATAM) · UB 400 (UK / Australia)

The I 400x250x6x10 steel profile weighs 57.1 kg/m (38.40 lb/ft), has a depth of 400 mm (15.75 in), flange width 250 mm (9.84 in). Cross-sectional area: 7,280 mm². Moment of inertia Ix = 21,760.267 cm⁴, Iy = 2,604.851 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	400 mm	15.75 in
Width (b)	250 mm	9.84 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	10 mm	0.39 in
Weight	57.1 kg/m	38.40 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,280 mm²	11.284 in²
Moment of inertia (Ix)	21,760.27 cm⁴	522.79 in⁴
Moment of inertia (Iy)	2,604.85 cm⁴	62.58 in⁴
Elastic section modulus (Sx)	1,088.01 cm³	66.395 in³
Elastic section modulus (Sy)	208.39 cm³	12.717 in³
Plastic section modulus (Zx)	1,191.6 cm³	72.716 in³
Plastic section modulus (Zy)	315.92 cm³	19.279 in³
Radius of gyration (rx)	17.29 cm	6.807 in
Radius of gyration (ry)	5.98 cm	2.355 in