RHS 280x240x8.8 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 280x240 (México) · Caño estructural 280x240 (Argentina)

The RHS 280x240x8.8 steel profile weighs 67.8 kg/m (45.60 lb/ft), has a depth of 280 mm (11.02 in), flange width 240 mm (9.45 in). Cross-sectional area: 8,642.815 mm². Moment of inertia Ix = 10,037.852 cm⁴, Iy = 7,922.849 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	280 mm	11.02 in
Width (b)	240 mm	9.45 in
Thickness (t)	8.8 mm	0.35 in
Fillet radius (r)	17.6 mm	0.69 in
Weight	67.8 kg/m	45.60 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,642.81 mm²	13.396 in²
Moment of inertia (Ix)	10,037.85 cm⁴	241.16 in⁴
Moment of inertia (Iy)	7,922.85 cm⁴	190.35 in⁴
Elastic section modulus (Sx)	716.99 cm³	43.754 in³
Elastic section modulus (Sy)	660.24 cm³	40.290 in³
Plastic section modulus (Zx)	848.14 cm³	51.757 in³
Plastic section modulus (Zy)	763.71 cm³	46.604 in³
Radius of gyration (rx)	10.78 cm	4.243 in
Radius of gyration (ry)	9.57 cm	3.769 in