RHS 280x160x12.5 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 280x160 (México) · Caño estructural 280x160 (Argentina)

The RHS 280x160x12.5 steel profile weighs 78.3 kg/m (52.61 lb/ft), has a depth of 280 mm (11.02 in), flange width 160 mm (6.30 in). Cross-sectional area: 9,972.622 mm². Moment of inertia Ix = 9,853.44 cm⁴, Iy = 4,086.991 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)	12.5 mm	0.49 in
Fillet radius (r)	25 mm	0.98 in
Weight	78.3 kg/m	52.61 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,972.62 mm²	15.458 in²
Moment of inertia (Ix)	9,853.44 cm⁴	236.73 in⁴
Moment of inertia (Iy)	4,086.99 cm⁴	98.19 in⁴
Elastic section modulus (Sx)	703.82 cm³	42.950 in³
Elastic section modulus (Sy)	510.87 cm³	31.176 in³
Plastic section modulus (Zx)	886.02 cm³	54.068 in³
Plastic section modulus (Zy)	598.91 cm³	36.548 in³
Radius of gyration (rx)	9.94 cm	3.913 in
Radius of gyration (ry)	6.4 cm	2.520 in