I 1238x260x9.5x19.1 IMCA · Weight & Dimensions

IMCA, 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 1238x260x9.5x19.1 (México) · Doble T I 1238x260x9.5x19.1 (Argentina / LATAM) · UB 1238 (UK / Australia)

The I 1238x260x9.5x19.1 steel profile weighs 167.4 kg/m (112.52 lb/ft), has a depth of 1238 mm (48.74 in), flange width 260 mm (10.24 in). Cross-sectional area: 21,330.1 mm². Moment of inertia Ix = 505,665.389 cm⁴, Iy = 5,603.599 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1238 mm	48.74 in
Width (b)	260 mm	10.24 in
Web thickness (tw)	9.5 mm	0.37 in
Flange thickness (tf)	19.1 mm	0.75 in
Weight	167.4 kg/m	112.52 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	21,330.1 mm²	33.062 in²
Moment of inertia (Ix)	505,665.39 cm⁴	12148.61 in⁴
Moment of inertia (Iy)	5,603.6 cm⁴	134.63 in⁴
Elastic section modulus (Sx)	8,169.07 cm³	498.509 in³
Elastic section modulus (Sy)	431.05 cm³	26.304 in³
Plastic section modulus (Zx)	9,471.92 cm³	578.014 in³
Plastic section modulus (Zy)	672.65 cm³	41.048 in³
Radius of gyration (rx)	48.69 cm	19.169 in
Radius of gyration (ry)	5.13 cm	2.018 in