W 319 x 146,8 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 319 x 146,8 (México) · Doble T 319 x 146,8 (Argentina / LATAM) · UB 319 (UK / Australia)

The W 319 x 146,8 steel profile weighs 146.8 kg/m (98.65 lb/ft), has a depth of 319 mm (12.56 in), flange width 312 mm (12.28 in). Cross-sectional area: 18,685.779 mm². Moment of inertia Ix = 32,670.685 cm⁴, Iy = 10,160.062 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	319 mm	12.56 in
Width (b)	312 mm	12.28 in
Web thickness (tw)	20 mm	0.79 in
Flange thickness (tf)	20 mm	0.79 in
Fillet radius (r)	27 mm	1.06 in
Weight	146.8 kg/m	98.65 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	18,685.78 mm²	28.963 in²
Moment of inertia (Ix)	32,670.68 cm⁴	784.91 in⁴
Moment of inertia (Iy)	10,160.06 cm⁴	244.10 in⁴
Elastic section modulus (Sx)	2,048.32 cm³	124.997 in³
Elastic section modulus (Sy)	651.29 cm³	39.744 in³
Plastic section modulus (Zx)	2,338.49 cm³	142.704 in³
Plastic section modulus (Zy)	1,011.37 cm³	61.718 in³
Radius of gyration (rx)	13.22 cm	5.206 in
Radius of gyration (ry)	7.37 cm	2.903 in