W 524 x 270,3 NBE EA-95 · Weight & Dimensions

NBE EA-95, 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 524 x 270,3 (México) · Doble T 524 x 270,3 (Argentina / LATAM) · UB 524 (UK / Australia)

The W 524 x 270,3 steel profile weighs 270.3 kg/m (181.63 lb/ft), has a depth of 524 mm (20.63 in), flange width 306 mm (12.05 in). Cross-sectional area: 34,501.241 mm². Moment of inertia Ix = 162,252.565 cm⁴, Iy = 19,157.835 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	524 mm	20.63 in
Width (b)	306 mm	12.05 in
Web thickness (tw)	21 mm	0.83 in
Flange thickness (tf)	40 mm	1.57 in
Fillet radius (r)	28.5 mm	1.12 in
Weight	270.3 kg/m	181.63 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	34,501.24 mm²	53.477 in²
Moment of inertia (Ix)	162,252.57 cm⁴	3898.12 in⁴
Moment of inertia (Iy)	19,157.83 cm⁴	460.27 in⁴
Elastic section modulus (Sx)	6,192.85 cm³	377.912 in³
Elastic section modulus (Sy)	1,252.15 cm³	76.411 in³
Plastic section modulus (Zx)	7,109.47 cm³	433.848 in³
Plastic section modulus (Zy)	1,933.43 cm³	117.986 in³
Radius of gyration (rx)	21.69 cm	8.538 in
Radius of gyration (ry)	7.45 cm	2.934 in