VS 1100x180 Usiminas · Weight & Dimensions

Usiminas, welded 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: VS 1100x180 (México) · Doble T VS 1100x180 (Argentina / LATAM) · UB 1100 (UK / Australia)

The VS 1100x180 steel profile weighs 180.1 kg/m (121.05 lb/ft), has a depth of 1100 mm (43.31 in), flange width 400 mm (15.75 in). Cross-sectional area: 22,946 mm². Moment of inertia Ix = 472,484.986 cm⁴, Iy = 17,074.297 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1100 mm	43.31 in
Width (b)	400 mm	15.75 in
Web thickness (tw)	9.5 mm	0.37 in
Flange thickness (tf)	16 mm	0.63 in
Weight	180.1 kg/m	121.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	22,946 mm²	35.566 in²
Moment of inertia (Ix)	472,484.99 cm⁴	11351.45 in⁴
Moment of inertia (Iy)	17,074.3 cm⁴	410.21 in⁴
Elastic section modulus (Sx)	8,590.64 cm³	524.235 in³
Elastic section modulus (Sy)	853.71 cm³	52.097 in³
Plastic section modulus (Zx)	9,646.58 cm³	588.673 in³
Plastic section modulus (Zy)	1,304.1 cm³	79.581 in³
Radius of gyration (rx)	45.38 cm	17.865 in
Radius of gyration (ry)	8.63 cm	3.396 in