RHS 350x190x8.2 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 350x190x8.2 steel profile weighs 66.0 kg/m (44.39 lb/ft), has a depth of 350 mm (13.78 in), flange width 190 mm (7.48 in). Cross-sectional area: 8,413.882 mm². Moment of inertia Ix = 13,655.58 cm⁴, Iy = 5,309.938 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)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	66.0 kg/m	44.39 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,413.88 mm²	13.042 in²
Moment of inertia (Ix)	13,655.58 cm⁴	328.08 in⁴
Moment of inertia (Iy)	5,309.94 cm⁴	127.57 in⁴
Elastic section modulus (Sx)	780.32 cm³	47.618 in³
Elastic section modulus (Sy)	558.94 cm³	34.109 in³
Plastic section modulus (Zx)	958.77 cm³	58.508 in³
Plastic section modulus (Zy)	629.14 cm³	38.393 in³
Radius of gyration (rx)	12.74 cm	5.016 in
Radius of gyration (ry)	7.94 cm	3.128 in