RHS 220x160x9.5 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 220x160 (México) · Caño estructural 220x160 (Argentina)

The RHS 220x160x9.5 steel profile weighs 52.0 kg/m (34.96 lb/ft), has a depth of 220 mm (8.66 in), flange width 160 mm (6.30 in). Cross-sectional area: 6,626.586 mm². Moment of inertia Ix = 4,383.651 cm⁴, Iy = 2,671.949 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	220 mm	8.66 in
Width (b)	160 mm	6.30 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	52.0 kg/m	34.96 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,626.59 mm²	10.271 in²
Moment of inertia (Ix)	4,383.65 cm⁴	105.32 in⁴
Moment of inertia (Iy)	2,671.95 cm⁴	64.19 in⁴
Elastic section modulus (Sx)	398.51 cm³	24.319 in³
Elastic section modulus (Sy)	333.99 cm³	20.382 in³
Plastic section modulus (Zx)	486.71 cm³	29.701 in³
Plastic section modulus (Zy)	390.8 cm³	23.848 in³
Radius of gyration (rx)	8.13 cm	3.202 in
Radius of gyration (ry)	6.35 cm	2.500 in