I 1251x360x9.5x25.4 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 1251x360x9.5x25.4 (México) · Doble T I 1251x360x9.5x25.4 (Argentina / LATAM) · UB 1251 (UK / Australia)

The I 1251x360x9.5x25.4 steel profile weighs 233.1 kg/m (156.62 lb/ft), has a depth of 1251 mm (49.25 in), flange width 360 mm (14.17 in). Cross-sectional area: 29,689.9 mm². Moment of inertia Ix = 823,724.732 cm⁴, Iy = 19,759.615 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1251 mm	49.25 in
Width (b)	360 mm	14.17 in
Web thickness (tw)	9.5 mm	0.37 in
Flange thickness (tf)	25.4 mm	1.00 in
Weight	233.1 kg/m	156.62 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	29,689.9 mm²	46.019 in²
Moment of inertia (Ix)	823,724.73 cm⁴	19789.99 in⁴
Moment of inertia (Iy)	19,759.62 cm⁴	474.72 in⁴
Elastic section modulus (Sx)	13,169.06 cm³	803.629 in³
Elastic section modulus (Sy)	1,097.76 cm³	66.989 in³
Plastic section modulus (Zx)	14,628.03 cm³	892.661 in³
Plastic section modulus (Zy)	1,673 cm³	102.093 in³
Radius of gyration (rx)	52.67 cm	20.737 in
Radius of gyration (ry)	8.16 cm	3.212 in