RHS 340x230x8.2 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 340x230 (México) · Caño estructural 340x230 (Argentina)

The RHS 340x230x8.2 steel profile weighs 69.9 kg/m (46.98 lb/ft), has a depth of 340 mm (13.39 in), flange width 230 mm (9.06 in). Cross-sectional area: 8,905.882 mm². Moment of inertia Ix = 14,523.569 cm⁴, Iy = 7,970.025 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	340 mm	13.39 in
Width (b)	230 mm	9.06 in
Thickness (t)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	69.9 kg/m	46.98 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,905.88 mm²	13.804 in²
Moment of inertia (Ix)	14,523.57 cm⁴	348.93 in⁴
Moment of inertia (Iy)	7,970.02 cm⁴	191.48 in⁴
Elastic section modulus (Sx)	854.33 cm³	52.134 in³
Elastic section modulus (Sy)	693.05 cm³	42.292 in³
Plastic section modulus (Zx)	1,025.94 cm³	62.607 in³
Plastic section modulus (Zy)	785.79 cm³	47.952 in³
Radius of gyration (rx)	12.77 cm	5.028 in
Radius of gyration (ry)	9.46 cm	3.724 in