VS 850x174 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 850x174 (México) · Doble T VS 850x174 (Argentina / LATAM) · UB 850 (UK / Australia)

The VS 850x174 steel profile weighs 173.7 kg/m (116.69 lb/ft), has a depth of 850 mm (33.46 in), flange width 350 mm (13.78 in). Cross-sectional area: 22,121.6 mm². Moment of inertia Ix = 303,358.162 cm⁴, Iy = 16,010.102 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	850 mm	33.46 in
Width (b)	350 mm	13.78 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	22.4 mm	0.88 in
Weight	173.7 kg/m	116.69 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	22,121.6 mm²	34.288 in²
Moment of inertia (Ix)	303,358.16 cm⁴	7288.18 in⁴
Moment of inertia (Iy)	16,010.1 cm⁴	384.64 in⁴
Elastic section modulus (Sx)	7,137.84 cm³	435.579 in³
Elastic section modulus (Sy)	914.86 cm³	55.829 in³
Plastic section modulus (Zx)	7,785.08 cm³	475.077 in³
Plastic section modulus (Zy)	1,384.88 cm³	84.511 in³
Radius of gyration (rx)	37.03 cm	14.579 in
Radius of gyration (ry)	8.51 cm	3.349 in