W 483 x 678,7 IMCA · Weight & Dimensions

IMCA, hot-rolled 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: IPR 483 x 678,7 (México) · Doble T 483 x 678,7 (Argentina / LATAM) · UB 483 (UK / Australia)

The W 483 x 678,7 steel profile weighs 678.7 kg/m (456.09 lb/ft), has a depth of 483 mm (19.02 in), flange width 428 mm (16.85 in). Cross-sectional area: 86,148 mm². Moment of inertia Ix = 298,995.44 cm⁴, Iy = 106,854.985 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	483 mm	19.02 in
Width (b)	428 mm	16.85 in
Web thickness (tw)	51.2 mm	2.02 in
Flange thickness (tf)	81.5 mm	3.21 in
Weight	678.7 kg/m	456.09 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	86,148 mm²	133.529 in²
Moment of inertia (Ix)	298,995.44 cm⁴	7183.37 in⁴
Moment of inertia (Iy)	106,854.99 cm⁴	2567.19 in⁴
Elastic section modulus (Sx)	12,380.76 cm³	755.524 in³
Elastic section modulus (Sy)	4,993.22 cm³	304.706 in³
Plastic section modulus (Zx)	15,315.84 cm³	934.634 in³
Plastic section modulus (Zy)	7,674.46 cm³	468.326 in³
Radius of gyration (rx)	18.63 cm	7.335 in
Radius of gyration (ry)	11.14 cm	4.385 in