RHS 280x160x8.8 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 280x160 (México) · Caño estructural 280x160 (Argentina)

The RHS 280x160x8.8 steel profile weighs 56.8 kg/m (38.16 lb/ft), has a depth of 280 mm (11.02 in), flange width 160 mm (6.30 in). Cross-sectional area: 7,234.815 mm². Moment of inertia Ix = 7,448.003 cm⁴, Iy = 3,120.948 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	280 mm	11.02 in
Width (b)	160 mm	6.30 in
Thickness (t)	8.8 mm	0.35 in
Fillet radius (r)	17.6 mm	0.69 in
Weight	56.8 kg/m	38.16 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,234.81 mm²	11.214 in²
Moment of inertia (Ix)	7,448 cm⁴	178.94 in⁴
Moment of inertia (Iy)	3,120.95 cm⁴	74.98 in⁴
Elastic section modulus (Sx)	532 cm³	32.465 in³
Elastic section modulus (Sy)	390.12 cm³	23.807 in³
Plastic section modulus (Zx)	657.22 cm³	40.106 in³
Plastic section modulus (Zy)	446.15 cm³	27.226 in³
Radius of gyration (rx)	10.15 cm	3.995 in
Radius of gyration (ry)	6.57 cm	2.586 in