RHS 80x60x4.5 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 80x60 cal 6 (México) · Caño estructural 80x60 (Argentina)

The RHS 80x60x4.5 steel profile weighs 8.8 kg/m (5.95 lb/ft), has a depth of 80 mm (3.15 in), flange width 60 mm (2.36 in). Cross-sectional area: 1,126.852 mm². Moment of inertia Ix = 95.903 cm⁴, Iy = 61.092 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4.5 mm ≈ 7 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	80 mm	3.15 in
Width (b)	60 mm	2.36 in
Thickness (t)	4.5 mm	0.18 in
Fillet radius (r)	9 mm	0.35 in
Weight	8.8 kg/m	5.95 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,126.85 mm²	1.747 in²
Moment of inertia (Ix)	95.9 cm⁴	2.30 in⁴
Moment of inertia (Iy)	61.09 cm⁴	1.47 in⁴
Elastic section modulus (Sx)	23.98 cm³	1.463 in³
Elastic section modulus (Sy)	20.36 cm³	1.243 in³
Plastic section modulus (Zx)	29.69 cm³	1.812 in³
Plastic section modulus (Zy)	24.31 cm³	1.484 in³
Radius of gyration (rx)	2.92 cm	1.149 in
Radius of gyration (ry)	2.33 cm	0.917 in