RHS 250x130x8.2 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 250x130 (México) · Caño estructural 250x130 (Argentina)

The RHS 250x130x8.2 steel profile weighs 45.5 kg/m (30.54 lb/ft), has a depth of 250 mm (9.84 in), flange width 130 mm (5.12 in). Cross-sectional area: 5,789.882 mm². Moment of inertia Ix = 4,595.806 cm⁴, Iy = 1,653.638 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	130 mm	5.12 in
Thickness (t)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	45.5 kg/m	30.54 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,789.88 mm²	8.974 in²
Moment of inertia (Ix)	4,595.81 cm⁴	110.41 in⁴
Moment of inertia (Iy)	1,653.64 cm⁴	39.73 in⁴
Elastic section modulus (Sx)	367.66 cm³	22.436 in³
Elastic section modulus (Sy)	254.41 cm³	15.525 in³
Plastic section modulus (Zx)	460.11 cm³	28.078 in³
Plastic section modulus (Zy)	291.61 cm³	17.795 in³
Radius of gyration (rx)	8.91 cm	3.508 in
Radius of gyration (ry)	5.34 cm	2.104 in