W 340 x 134,2 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 340 x 134,2 (México) · Doble T 340 x 134,2 (Argentina / LATAM) · UB 340 (UK / Australia)

The W 340 x 134,2 steel profile weighs 134.2 kg/m (90.21 lb/ft), has a depth of 340 mm (13.39 in), flange width 300 mm (11.81 in). Cross-sectional area: 17,089.779 mm². Moment of inertia Ix = 36,656.399 cm⁴, Iy = 9,689.938 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	340 mm	13.39 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	12 mm	0.47 in
Flange thickness (tf)	21.5 mm	0.85 in
Fillet radius (r)	27 mm	1.06 in
Weight	134.2 kg/m	90.21 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,089.78 mm²	26.489 in²
Moment of inertia (Ix)	36,656.4 cm⁴	880.67 in⁴
Moment of inertia (Iy)	9,689.94 cm⁴	232.80 in⁴
Elastic section modulus (Sx)	2,156.26 cm³	131.584 in³
Elastic section modulus (Sy)	646 cm³	39.421 in³
Plastic section modulus (Zx)	2,408.11 cm³	146.952 in³
Plastic section modulus (Zy)	985.72 cm³	60.153 in³
Radius of gyration (rx)	14.65 cm	5.766 in
Radius of gyration (ry)	7.53 cm	2.965 in