RHS 180x80x12 Tuflesa · Weight & Dimensions

Tuflesa, 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 180x80 (México) · Caño estructural 180x80 (Argentina)

The RHS 180x80x12 steel profile weighs 41.5 kg/m (27.92 lb/ft), has a depth of 180 mm (7.09 in), flange width 80 mm (3.15 in). Cross-sectional area: 5,293.168 mm². Moment of inertia Ix = 1,831.317 cm⁴, Iy = 487.358 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	180 mm	7.09 in
Width (b)	80 mm	3.15 in
Thickness (t)	12 mm	0.47 in
Fillet radius (r)	24 mm	0.94 in
Weight	41.5 kg/m	27.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,293.17 mm²	8.204 in²
Moment of inertia (Ix)	1,831.32 cm⁴	44.00 in⁴
Moment of inertia (Iy)	487.36 cm⁴	11.71 in⁴
Elastic section modulus (Sx)	203.48 cm³	12.417 in³
Elastic section modulus (Sy)	121.84 cm³	7.435 in³
Plastic section modulus (Zx)	274.76 cm³	16.767 in³
Plastic section modulus (Zy)	151.7 cm³	9.257 in³
Radius of gyration (rx)	5.88 cm	2.316 in
Radius of gyration (ry)	3.03 cm	1.195 in