RHS 330x190x11.1 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 330x190x11.1 steel profile weighs 84.3 kg/m (56.62 lb/ft), has a depth of 330 mm (12.99 in), flange width 190 mm (7.48 in). Cross-sectional area: 10,733.867 mm². Moment of inertia Ix = 15,281.355 cm⁴, Iy = 6,469.786 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)	11.1 mm	0.44 in
Fillet radius (r)	22.2 mm	0.87 in
Weight	84.3 kg/m	56.62 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	10,733.87 mm²	16.637 in²
Moment of inertia (Ix)	15,281.36 cm⁴	367.13 in⁴
Moment of inertia (Iy)	6,469.79 cm⁴	155.44 in⁴
Elastic section modulus (Sx)	926.14 cm³	56.517 in³
Elastic section modulus (Sy)	681.03 cm³	41.559 in³
Plastic section modulus (Zx)	1,146.68 cm³	69.975 in³
Plastic section modulus (Zy)	782.1 cm³	47.727 in³
Radius of gyration (rx)	11.93 cm	4.698 in
Radius of gyration (ry)	7.76 cm	3.057 in