I 1551x300x9.5x25.4 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 1551x300x9.5x25.4 (México) · Doble T I 1551x300x9.5x25.4 (Argentina / LATAM) · UB 1551 (UK / Australia)

The I 1551x300x9.5x25.4 steel profile weighs 231.5 kg/m (155.57 lb/ft), has a depth of 1551 mm (61.06 in), flange width 300 mm (11.81 in). Cross-sectional area: 29,491.9 mm². Moment of inertia Ix = 1,154,136.817 cm⁴, Iy = 11,440.719 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1551 mm	61.06 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	9.5 mm	0.37 in
Flange thickness (tf)	25.4 mm	1.00 in
Weight	231.5 kg/m	155.57 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	29,491.9 mm²	45.712 in²
Moment of inertia (Ix)	1,154,136.82 cm⁴	27728.14 in⁴
Moment of inertia (Iy)	11,440.72 cm⁴	274.86 in⁴
Elastic section modulus (Sx)	14,882.49 cm³	908.189 in³
Elastic section modulus (Sy)	762.71 cm³	46.544 in³
Plastic section modulus (Zx)	16,970.25 cm³	1035.592 in³
Plastic section modulus (Zy)	1,176.85 cm³	71.816 in³
Radius of gyration (rx)	62.56 cm	24.629 in
Radius of gyration (ry)	6.23 cm	2.452 in