I 775x225x12.7x12.7 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 775x225x12.7x12.7 (México) · Doble T I 775x225x12.7x12.7 (Argentina / LATAM) · UB 775 (UK / Australia)

The I 775x225x12.7x12.7 steel profile weighs 119.6 kg/m (80.39 lb/ft), has a depth of 775 mm (30.51 in), flange width 225 mm (8.86 in). Cross-sectional area: 15,234.92 mm². Moment of inertia Ix = 127,609.566 cm⁴, Iy = 2,423.811 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	775 mm	30.51 in
Width (b)	225 mm	8.86 in
Web thickness (tw)	12.7 mm	0.50 in
Flange thickness (tf)	12.7 mm	0.50 in
Weight	119.6 kg/m	80.39 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	15,234.92 mm²	23.614 in²
Moment of inertia (Ix)	127,609.57 cm⁴	3065.82 in⁴
Moment of inertia (Iy)	2,423.81 cm⁴	58.23 in⁴
Elastic section modulus (Sx)	3,293.15 cm³	200.961 in³
Elastic section modulus (Sy)	215.45 cm³	13.148 in³
Plastic section modulus (Zx)	3,962.31 cm³	241.796 in³
Plastic section modulus (Zy)	351.69 cm³	21.462 in³
Radius of gyration (rx)	28.94 cm	11.394 in
Radius of gyration (ry)	3.99 cm	1.570 in