RHS 100x80x10 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 100x80 (México) · Caño estructural 100x80 (Argentina)

The RHS 100x80x10 steel profile weighs 23.1 kg/m (15.52 lb/ft), has a depth of 100 mm (3.94 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,942.478 mm². Moment of inertia Ix = 351.271 cm⁴, Iy = 245.48 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	100 mm	3.94 in
Width (b)	80 mm	3.15 in
Thickness (t)	10 mm	0.39 in
Fillet radius (r)	20 mm	0.79 in
Weight	23.1 kg/m	15.52 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,942.48 mm²	4.561 in²
Moment of inertia (Ix)	351.27 cm⁴	8.44 in⁴
Moment of inertia (Iy)	245.48 cm⁴	5.90 in⁴
Elastic section modulus (Sx)	70.25 cm³	4.287 in³
Elastic section modulus (Sy)	61.37 cm³	3.745 in³
Plastic section modulus (Zx)	91.61 cm³	5.590 in³
Plastic section modulus (Zy)	78.18 cm³	4.771 in³
Radius of gyration (rx)	3.46 cm	1.360 in
Radius of gyration (ry)	2.89 cm	1.137 in