RHS 40x15x2 Hiasa · Weight & Dimensions

Hiasa, 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 40x15 cal 15 (México) · Caño estructural 40x15 (Argentina)

The RHS 40x15x2 steel profile weighs 1.5 kg/m (1.02 lb/ft), has a depth of 40 mm (1.57 in), flange width 15 mm (0.59 in). Cross-sectional area: 193.699 mm². Moment of inertia Ix = 3.327 cm⁴, Iy = 0.674 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 2 mm ≈ 14 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	40 mm	1.57 in
Width (b)	15 mm	0.59 in
Thickness (t)	2 mm	0.08 in
Fillet radius (r)	4 mm	0.16 in
Weight	1.5 kg/m	1.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	193.7 mm²	0.300 in²
Moment of inertia (Ix)	3.33 cm⁴	0.08 in⁴
Moment of inertia (Iy)	0.67 cm⁴	0.02 in⁴
Elastic section modulus (Sx)	1.66 cm³	0.102 in³
Elastic section modulus (Sy)	0.9 cm³	0.055 in³
Plastic section modulus (Zx)	2.23 cm³	0.136 in³
Plastic section modulus (Zy)	1.09 cm³	0.066 in³
Radius of gyration (rx)	1.31 cm	0.516 in
Radius of gyration (ry)	0.59 cm	0.232 in