RHS 250x130x8.8 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 250x130x8.8 steel profile weighs 48.5 kg/m (32.59 lb/ft), has a depth of 250 mm (9.84 in), flange width 130 mm (5.12 in). Cross-sectional area: 6,178.815 mm². Moment of inertia Ix = 4,866.895 cm⁴, Iy = 1,747.066 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)	8.8 mm	0.35 in
Fillet radius (r)	17.6 mm	0.69 in
Weight	48.5 kg/m	32.59 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,178.81 mm²	9.577 in²
Moment of inertia (Ix)	4,866.89 cm⁴	116.93 in⁴
Moment of inertia (Iy)	1,747.07 cm⁴	41.97 in⁴
Elastic section modulus (Sx)	389.35 cm³	23.760 in³
Elastic section modulus (Sy)	268.78 cm³	16.402 in³
Plastic section modulus (Zx)	488.98 cm³	29.839 in³
Plastic section modulus (Zy)	309.6 cm³	18.893 in³
Radius of gyration (rx)	8.88 cm	3.494 in
Radius of gyration (ry)	5.32 cm	2.093 in