W 446 x 511,6 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 446 x 511,6 (México) · Doble T 446 x 511,6 (Argentina / LATAM) · UB 446 (UK / Australia)

The W 446 x 511,6 steel profile weighs 511.6 kg/m (343.78 lb/ft), has a depth of 446 mm (17.56 in), flange width 416 mm (16.38 in). Cross-sectional area: 64,701.86 mm². Moment of inertia Ix = 204,051.827 cm⁴, Iy = 75,390.607 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	446 mm	17.56 in
Width (b)	416 mm	16.38 in
Web thickness (tw)	39.1 mm	1.54 in
Flange thickness (tf)	62.7 mm	2.47 in
Weight	511.6 kg/m	343.78 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	64,701.86 mm²	100.288 in²
Moment of inertia (Ix)	204,051.83 cm⁴	4902.35 in⁴
Moment of inertia (Iy)	75,390.61 cm⁴	1811.26 in⁴
Elastic section modulus (Sx)	9,150.31 cm³	558.388 in³
Elastic section modulus (Sy)	3,624.55 cm³	221.184 in³
Plastic section modulus (Zx)	11,002.41 cm³	671.411 in³
Plastic section modulus (Zy)	5,547.84 cm³	338.551 in³
Radius of gyration (rx)	17.76 cm	6.992 in
Radius of gyration (ry)	10.79 cm	4.250 in