W 549 x 138,2 IMCA · Weight & Dimensions

IMCA, 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 549 x 138,2 (México) · Doble T 549 x 138,2 (Argentina / LATAM) · UB 549 (UK / Australia)

The W 549 x 138,2 steel profile weighs 138.2 kg/m (92.90 lb/ft), has a depth of 549 mm (21.61 in), flange width 214 mm (8.43 in). Cross-sectional area: 17,477.26 mm². Moment of inertia Ix = 85,232.276 cm⁴, Iy = 3,868.085 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	549 mm	21.61 in
Width (b)	214 mm	8.43 in
Web thickness (tw)	14.7 mm	0.58 in
Flange thickness (tf)	23.6 mm	0.93 in
Weight	138.2 kg/m	92.90 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,477.26 mm²	27.090 in²
Moment of inertia (Ix)	85,232.28 cm⁴	2047.71 in⁴
Moment of inertia (Iy)	3,868.09 cm⁴	92.93 in⁴
Elastic section modulus (Sx)	3,105 cm³	189.480 in³
Elastic section modulus (Sy)	361.5 cm³	22.060 in³
Plastic section modulus (Zx)	3,578.86 cm³	218.396 in³
Plastic section modulus (Zy)	567.5 cm³	34.631 in³
Radius of gyration (rx)	22.08 cm	8.694 in
Radius of gyration (ry)	4.7 cm	1.852 in