RHS 340x180x10 SAISC · Weight & Dimensions

SAISC, 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 340x180 (México) · Caño estructural 340x180 (Argentina)

The RHS 340x180x10 steel profile weighs 75.8 kg/m (50.94 lb/ft), has a depth of 340 mm (13.39 in), flange width 180 mm (7.09 in). Cross-sectional area: 9,656.637 mm². Moment of inertia Ix = 14,287.95 cm⁴, Iy = 5,331.466 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	340 mm	13.39 in
Width (b)	180 mm	7.09 in
Thickness (t)	10 mm	0.39 in
Fillet radius (r)	25 mm	0.98 in
Weight	75.8 kg/m	50.94 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,656.64 mm²	14.968 in²
Moment of inertia (Ix)	14,287.95 cm⁴	343.27 in⁴
Moment of inertia (Iy)	5,331.47 cm⁴	128.09 in⁴
Elastic section modulus (Sx)	840.47 cm³	51.289 in³
Elastic section modulus (Sy)	592.39 cm³	36.150 in³
Plastic section modulus (Zx)	1,048.05 cm³	63.956 in³
Plastic section modulus (Zy)	675.51 cm³	41.223 in³
Radius of gyration (rx)	12.16 cm	4.789 in
Radius of gyration (ry)	7.43 cm	2.925 in