RHS 280x240x8 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 steel profile weighs 62.0 kg/m (41.67 lb/ft), has a depth of 280 mm (11.02 in), flange width 240 mm (9.45 in). Cross-sectional area: 7,899.186 mm². Moment of inertia Ix = 9,241.771 cm⁴, Iy = 7,297.94 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 mm	0.31 in
Fillet radius (r)	16 mm	0.63 in
Weight	62.0 kg/m	41.67 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,899.19 mm²	12.244 in²
Moment of inertia (Ix)	9,241.77 cm⁴	222.03 in⁴
Moment of inertia (Iy)	7,297.94 cm⁴	175.33 in⁴
Elastic section modulus (Sx)	660.13 cm³	40.284 in³
Elastic section modulus (Sy)	608.16 cm³	37.112 in³
Plastic section modulus (Zx)	778.2 cm³	47.489 in³
Plastic section modulus (Zy)	700.85 cm³	42.769 in³
Radius of gyration (rx)	10.82 cm	4.258 in
Radius of gyration (ry)	9.61 cm	3.784 in