I 400x200x5x10 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 400x200x5x10 (México) · Doble T I 400x200x5x10 (Argentina / LATAM) · UB 400 (UK / Australia)

The I 400x200x5x10 steel profile weighs 46.3 kg/m (31.13 lb/ft), has a depth of 400 mm (15.75 in), flange width 200 mm (7.87 in). Cross-sectional area: 5,900 mm². Moment of inertia Ix = 17,499.667 cm⁴, Iy = 1,333.729 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	400 mm	15.75 in
Width (b)	200 mm	7.87 in
Web thickness (tw)	5 mm	0.20 in
Flange thickness (tf)	10 mm	0.39 in
Weight	46.3 kg/m	31.13 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,900 mm²	9.145 in²
Moment of inertia (Ix)	17,499.67 cm⁴	420.43 in⁴
Moment of inertia (Iy)	1,333.73 cm⁴	32.04 in⁴
Elastic section modulus (Sx)	874.98 cm³	53.395 in³
Elastic section modulus (Sy)	133.37 cm³	8.139 in³
Plastic section modulus (Zx)	960.5 cm³	58.614 in³
Plastic section modulus (Zy)	202.38 cm³	12.350 in³
Radius of gyration (rx)	17.22 cm	6.780 in
Radius of gyration (ry)	4.75 cm	1.872 in