VS 750x125 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 750x125 (México) · Doble T VS 750x125 (Argentina / LATAM) · UB 750 (UK / Australia)

The VS 750x125 steel profile weighs 125.5 kg/m (84.32 lb/ft), has a depth of 750 mm (29.53 in), flange width 320 mm (12.60 in). Cross-sectional area: 15,984 mm². Moment of inertia Ix = 162,619.797 cm⁴, Iy = 8,741.197 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	750 mm	29.53 in
Width (b)	320 mm	12.60 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	16 mm	0.63 in
Weight	125.5 kg/m	84.32 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	15,984 mm²	24.775 in²
Moment of inertia (Ix)	162,619.8 cm⁴	3906.94 in⁴
Moment of inertia (Iy)	8,741.2 cm⁴	210.01 in⁴
Elastic section modulus (Sx)	4,336.53 cm³	264.632 in³
Elastic section modulus (Sy)	546.32 cm³	33.339 in³
Plastic section modulus (Zx)	4,789.13 cm³	292.252 in³
Plastic section modulus (Zy)	830.69 cm³	50.692 in³
Radius of gyration (rx)	31.9 cm	12.558 in
Radius of gyration (ry)	7.4 cm	2.911 in