RHS 250x130x7.1 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 250x130x7.1 steel profile weighs 39.8 kg/m (26.72 lb/ft), has a depth of 250 mm (9.84 in), flange width 130 mm (5.12 in). Cross-sectional area: 5,064.543 mm². Moment of inertia Ix = 4,076.624 cm⁴, Iy = 1,473.201 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)	7.1 mm	0.28 in
Fillet radius (r)	14.2 mm	0.56 in
Weight	39.8 kg/m	26.72 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,064.54 mm²	7.850 in²
Moment of inertia (Ix)	4,076.62 cm⁴	97.94 in⁴
Moment of inertia (Iy)	1,473.2 cm⁴	35.39 in⁴
Elastic section modulus (Sx)	326.13 cm³	19.902 in³
Elastic section modulus (Sy)	226.65 cm³	13.831 in³
Plastic section modulus (Zx)	405.53 cm³	24.747 in³
Plastic section modulus (Zy)	257.49 cm³	15.713 in³
Radius of gyration (rx)	8.97 cm	3.532 in
Radius of gyration (ry)	5.39 cm	2.123 in