RHS 330x190x12.7 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 330x190 (México) · Caño estructural 330x190 (Argentina)

The RHS 330x190x12.7 steel profile weighs 95.4 kg/m (64.08 lb/ft), has a depth of 330 mm (12.99 in), flange width 190 mm (7.48 in). Cross-sectional area: 12,147.482 mm². Moment of inertia Ix = 17,037.657 cm⁴, Iy = 7,186.816 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	330 mm	12.99 in
Width (b)	190 mm	7.48 in
Thickness (t)	12.7 mm	0.50 in
Fillet radius (r)	25.4 mm	1.00 in
Weight	95.4 kg/m	64.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	12,147.48 mm²	18.829 in²
Moment of inertia (Ix)	17,037.66 cm⁴	409.33 in⁴
Moment of inertia (Iy)	7,186.82 cm⁴	172.66 in⁴
Elastic section modulus (Sx)	1,032.59 cm³	63.012 in³
Elastic section modulus (Sy)	756.51 cm³	46.165 in³
Plastic section modulus (Zx)	1,287.26 cm³	78.554 in³
Plastic section modulus (Zy)	876.64 cm³	53.496 in³
Radius of gyration (rx)	11.84 cm	4.663 in
Radius of gyration (ry)	7.69 cm	3.028 in