RHS 220x130x12.7 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 220x130 (México) · Caño estructural 220x130 (Argentina)

The RHS 220x130x12.7 steel profile weighs 61.5 kg/m (41.30 lb/ft), has a depth of 220 mm (8.66 in), flange width 130 mm (5.12 in). Cross-sectional area: 7,829.482 mm². Moment of inertia Ix = 4,631.327 cm⁴, Iy = 2,009.7 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	220 mm	8.66 in
Width (b)	130 mm	5.12 in
Thickness (t)	12.7 mm	0.50 in
Fillet radius (r)	25.4 mm	1.00 in
Weight	61.5 kg/m	41.30 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,829.48 mm²	12.136 in²
Moment of inertia (Ix)	4,631.33 cm⁴	111.27 in⁴
Moment of inertia (Iy)	2,009.7 cm⁴	48.28 in⁴
Elastic section modulus (Sx)	421.03 cm³	25.693 in³
Elastic section modulus (Sy)	309.18 cm³	18.868 in³
Plastic section modulus (Zx)	538.02 cm³	32.832 in³
Plastic section modulus (Zy)	371.21 cm³	22.652 in³
Radius of gyration (rx)	7.69 cm	3.028 in
Radius of gyration (ry)	5.07 cm	1.995 in