RHS 180x110x12.7 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 180x110 (México) · Caño estructural 180x110 (Argentina)

The RHS 180x110x12.7 steel profile weighs 49.5 kg/m (33.26 lb/ft), has a depth of 180 mm (7.09 in), flange width 110 mm (4.33 in). Cross-sectional area: 6,305.482 mm². Moment of inertia Ix = 2,422.72 cm⁴, Iy = 1,102.056 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	180 mm	7.09 in
Width (b)	110 mm	4.33 in
Thickness (t)	12.7 mm	0.50 in
Fillet radius (r)	25.4 mm	1.00 in
Weight	49.5 kg/m	33.26 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,305.48 mm²	9.773 in²
Moment of inertia (Ix)	2,422.72 cm⁴	58.21 in⁴
Moment of inertia (Iy)	1,102.06 cm⁴	26.48 in⁴
Elastic section modulus (Sx)	269.19 cm³	16.427 in³
Elastic section modulus (Sy)	200.37 cm³	12.228 in³
Plastic section modulus (Zx)	349.1 cm³	21.303 in³
Plastic section modulus (Zy)	246.02 cm³	15.013 in³
Radius of gyration (rx)	6.2 cm	2.440 in
Radius of gyration (ry)	4.18 cm	1.646 in