RHS 102x52x4.5 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 102x52 cal 6 (México) · Caño estructural 102x52 (Argentina)

The RHS 102x52x4.5 steel profile weighs 9.8 kg/m (6.61 lb/ft), has a depth of 102 mm (4.02 in), flange width 52 mm (2.05 in). Cross-sectional area: 1,252.852 mm². Moment of inertia Ix = 158.521 cm⁴, Iy = 54.609 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	102 mm	4.02 in
Width (b)	52 mm	2.05 in
Thickness (t)	4.5 mm	0.18 in
Fillet radius (r)	9 mm	0.35 in
Weight	9.8 kg/m	6.61 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,252.85 mm²	1.942 in²
Moment of inertia (Ix)	158.52 cm⁴	3.81 in⁴
Moment of inertia (Iy)	54.61 cm⁴	1.31 in⁴
Elastic section modulus (Sx)	31.08 cm³	1.897 in³
Elastic section modulus (Sy)	21 cm³	1.282 in³
Plastic section modulus (Zx)	39.66 cm³	2.420 in³
Plastic section modulus (Zy)	24.65 cm³	1.504 in³
Radius of gyration (rx)	3.56 cm	1.400 in
Radius of gyration (ry)	2.09 cm	0.822 in