W 323 x 142,8 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 323 x 142,8 (México) · Doble T 323 x 142,8 (Argentina / LATAM) · UB 323 (UK / Australia)

The W 323 x 142,8 steel profile weighs 142.8 kg/m (95.95 lb/ft), has a depth of 323 mm (12.72 in), flange width 309 mm (12.17 in). Cross-sectional area: 18,033 mm². Moment of inertia Ix = 34,410.529 cm⁴, Iy = 11,266.89 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	323 mm	12.72 in
Width (b)	309 mm	12.17 in
Web thickness (tw)	14 mm	0.55 in
Flange thickness (tf)	22.9 mm	0.90 in
Weight	142.8 kg/m	95.95 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	18,033 mm²	27.951 in²
Moment of inertia (Ix)	34,410.53 cm⁴	826.71 in⁴
Moment of inertia (Iy)	11,266.89 cm⁴	270.69 in⁴
Elastic section modulus (Sx)	2,130.68 cm³	130.023 in³
Elastic section modulus (Sy)	729.25 cm³	44.502 in³
Plastic section modulus (Zx)	2,392.48 cm³	145.999 in³
Plastic section modulus (Zy)	1,106.84 cm³	67.544 in³
Radius of gyration (rx)	13.81 cm	5.438 in
Radius of gyration (ry)	7.9 cm	3.112 in