W 572 x 278,2 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 572 x 278,2 (México) · Doble T 572 x 278,2 (Argentina / LATAM) · UB 572 (UK / Australia)

The W 572 x 278,2 steel profile weighs 278.2 kg/m (186.95 lb/ft), has a depth of 572 mm (22.52 in), flange width 306 mm (12.05 in). Cross-sectional area: 35,509.241 mm². Moment of inertia Ix = 198,384.66 cm⁴, Iy = 19,161.539 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	572 mm	22.52 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	278.2 kg/m	186.95 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	35,509.24 mm²	55.039 in²
Moment of inertia (Ix)	198,384.66 cm⁴	4766.19 in⁴
Moment of inertia (Iy)	19,161.54 cm⁴	460.36 in⁴
Elastic section modulus (Sx)	6,936.53 cm³	423.295 in³
Elastic section modulus (Sy)	1,252.39 cm³	76.426 in³
Plastic section modulus (Zx)	7,949.6 cm³	485.116 in³
Plastic section modulus (Zy)	1,938.72 cm³	118.309 in³
Radius of gyration (rx)	23.64 cm	9.306 in
Radius of gyration (ry)	7.35 cm	2.892 in