RHS 350x190x11.1 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 350x190 (México) · Caño estructural 350x190 (Argentina)

The RHS 350x190x11.1 steel profile weighs 87.8 kg/m (58.97 lb/ft), has a depth of 350 mm (13.78 in), flange width 190 mm (7.48 in). Cross-sectional area: 11,177.867 mm². Moment of inertia Ix = 17,683.534 cm⁴, Iy = 6,825.499 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 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	87.8 kg/m	58.97 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	11,177.87 mm²	17.326 in²
Moment of inertia (Ix)	17,683.53 cm⁴	424.85 in⁴
Moment of inertia (Iy)	6,825.5 cm⁴	163.98 in⁴
Elastic section modulus (Sx)	1,010.49 cm³	61.664 in³
Elastic section modulus (Sy)	718.47 cm³	43.844 in³
Plastic section modulus (Zx)	1,256.24 cm³	76.661 in³
Plastic section modulus (Zy)	821.82 cm³	50.150 in³
Radius of gyration (rx)	12.58 cm	4.952 in
Radius of gyration (ry)	7.81 cm	3.076 in