RHS 230x170x9.5 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 230x170 (México) · Caño estructural 230x170 (Argentina)

The RHS 230x170x9.5 steel profile weighs 55.0 kg/m (36.96 lb/ft), has a depth of 230 mm (9.06 in), flange width 170 mm (6.69 in). Cross-sectional area: 7,006.586 mm². Moment of inertia Ix = 5,118.179 cm⁴, Iy = 3,201.98 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	230 mm	9.06 in
Width (b)	170 mm	6.69 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	55.0 kg/m	36.96 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,006.59 mm²	10.860 in²
Moment of inertia (Ix)	5,118.18 cm⁴	122.96 in⁴
Moment of inertia (Iy)	3,201.98 cm⁴	76.93 in⁴
Elastic section modulus (Sx)	445.06 cm³	27.159 in³
Elastic section modulus (Sy)	376.7 cm³	22.988 in³
Plastic section modulus (Zx)	541.27 cm³	33.030 in³
Plastic section modulus (Zy)	439.66 cm³	26.830 in³
Radius of gyration (rx)	8.55 cm	3.365 in
Radius of gyration (ry)	6.76 cm	2.661 in