W 313 x 32,8 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 313 x 32,8 (México) · Doble T 313 x 32,8 (Argentina / LATAM) · UB 313 (UK / Australia)

The W 313 x 32,8 steel profile weighs 32.8 kg/m (22.05 lb/ft), has a depth of 313 mm (12.32 in), flange width 102 mm (4.02 in). Cross-sectional area: 4,126.44 mm². Moment of inertia Ix = 6,393.23 cm⁴, Iy = 191.716 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	313 mm	12.32 in
Width (b)	102 mm	4.02 in
Web thickness (tw)	6.6 mm	0.26 in
Flange thickness (tf)	10.8 mm	0.43 in
Weight	32.8 kg/m	22.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,126.44 mm²	6.396 in²
Moment of inertia (Ix)	6,393.23 cm⁴	153.60 in⁴
Moment of inertia (Iy)	191.72 cm⁴	4.61 in⁴
Elastic section modulus (Sx)	408.51 cm³	24.929 in³
Elastic section modulus (Sy)	37.59 cm³	2.294 in³
Plastic section modulus (Zx)	473.01 cm³	28.865 in³
Plastic section modulus (Zy)	59.35 cm³	3.622 in³
Radius of gyration (rx)	12.45 cm	4.900 in
Radius of gyration (ry)	2.16 cm	0.849 in