RHS 330x240x12.7 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 330x240 (México) · Caño estructural 330x240 (Argentina)

The RHS 330x240x12.7 steel profile weighs 105.3 kg/m (70.78 lb/ft), has a depth of 330 mm (12.99 in), flange width 240 mm (9.45 in). Cross-sectional area: 13,417.482 mm². Moment of inertia Ix = 20,235.931 cm⁴, Iy = 12,355.681 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	330 mm	12.99 in
Width (b)	240 mm	9.45 in
Thickness (t)	12.7 mm	0.50 in
Fillet radius (r)	25.4 mm	1.00 in
Weight	105.3 kg/m	70.78 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,417.48 mm²	20.797 in²
Moment of inertia (Ix)	20,235.93 cm⁴	486.17 in⁴
Moment of inertia (Iy)	12,355.68 cm⁴	296.85 in⁴
Elastic section modulus (Sx)	1,226.42 cm³	74.841 in³
Elastic section modulus (Sy)	1,029.64 cm³	62.833 in³
Plastic section modulus (Zx)	1,488.75 cm³	90.849 in³
Plastic section modulus (Zy)	1,196.2 cm³	72.997 in³
Radius of gyration (rx)	12.28 cm	4.835 in
Radius of gyration (ry)	9.6 cm	3.778 in