W 330 x 104,4 Acindar · Weight & Dimensions

Acindar, 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 330 x 104,4 (México) · Doble T 330 x 104,4 (Argentina / LATAM) · UB 330 (UK / Australia)

The W 330 x 104,4 steel profile weighs 104.4 kg/m (70.16 lb/ft), has a depth of 330 mm (12.99 in), flange width 300 mm (11.81 in). Cross-sectional area: 13,347.279 mm². Moment of inertia Ix = 27,693.106 cm⁴, Iy = 7,435.999 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	330 mm	12.99 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	9.5 mm	0.37 in
Flange thickness (tf)	16.5 mm	0.65 in
Fillet radius (r)	27 mm	1.06 in
Weight	104.4 kg/m	70.16 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,347.28 mm²	20.688 in²
Moment of inertia (Ix)	27,693.11 cm⁴	665.33 in⁴
Moment of inertia (Iy)	7,436 cm⁴	178.65 in⁴
Elastic section modulus (Sx)	1,678.37 cm³	102.421 in³
Elastic section modulus (Sy)	495.73 cm³	30.252 in³
Plastic section modulus (Zx)	1,850.48 cm³	112.923 in³
Plastic section modulus (Zy)	755.95 cm³	46.131 in³
Radius of gyration (rx)	14.4 cm	5.671 in
Radius of gyration (ry)	7.46 cm	2.939 in