W 186 x 34,6 Arval · Weight & Dimensions

Arval, 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 186 x 34,6 (México) · Doble T 186 x 34,6 (Argentina / LATAM) · UB 186 (UK / Australia)

The W 186 x 34,6 steel profile weighs 34.6 kg/m (23.26 lb/ft), has a depth of 186 mm (7.32 in), flange width 200 mm (7.87 in). Cross-sectional area: 4,413.124 mm². Moment of inertia Ix = 2,944.307 cm⁴, Iy = 1,068.494 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	186 mm	7.32 in
Width (b)	200 mm	7.87 in
Web thickness (tw)	5.5 mm	0.22 in
Flange thickness (tf)	8 mm	0.31 in
Fillet radius (r)	18 mm	0.71 in
Weight	34.6 kg/m	23.26 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,413.12 mm²	6.840 in²
Moment of inertia (Ix)	2,944.31 cm⁴	70.74 in⁴
Moment of inertia (Iy)	1,068.49 cm⁴	25.67 in⁴
Elastic section modulus (Sx)	316.59 cm³	19.320 in³
Elastic section modulus (Sy)	106.85 cm³	6.520 in³
Plastic section modulus (Zx)	347.06 cm³	21.179 in³
Plastic section modulus (Zy)	163.17 cm³	9.957 in³
Radius of gyration (rx)	8.17 cm	3.216 in
Radius of gyration (ry)	4.92 cm	1.937 in