RHS 280x200x8.2 Açotubo · Weight & Dimensions

Açotubo, cold-formed 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 280x200 (México) · Caño estructural 280x200 (Argentina)

The RHS 280x200x8.2 steel profile weighs 58.3 kg/m (39.19 lb/ft), has a depth of 280 mm (11.02 in), flange width 200 mm (7.87 in). Cross-sectional area: 7,429.882 mm². Moment of inertia Ix = 8,230.972 cm⁴, Iy = 4,903.817 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	280 mm	11.02 in
Width (b)	200 mm	7.87 in
Thickness (t)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	58.3 kg/m	39.19 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,429.88 mm²	11.516 in²
Moment of inertia (Ix)	8,230.97 cm⁴	197.75 in⁴
Moment of inertia (Iy)	4,903.82 cm⁴	117.81 in⁴
Elastic section modulus (Sx)	587.93 cm³	35.878 in³
Elastic section modulus (Sy)	490.38 cm³	29.925 in³
Plastic section modulus (Zx)	706.66 cm³	43.124 in³
Plastic section modulus (Zy)	561.53 cm³	34.267 in³
Radius of gyration (rx)	10.53 cm	4.144 in
Radius of gyration (ry)	8.12 cm	3.198 in