RHS 40x25x2 Acindar · Weight & Dimensions

Acindar, 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 40x25 cal 15 (México) · Caño estructural 40x25 (Argentina)

The RHS 40x25x2 steel profile weighs 1.8 kg/m (1.23 lb/ft), has a depth of 40 mm (1.57 in), flange width 25 mm (0.98 in). Cross-sectional area: 233.699 mm². Moment of inertia Ix = 4.772 cm⁴, Iy = 2.279 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)	25 mm	0.98 in
Thickness (t)	2 mm	0.08 in
Fillet radius (r)	4 mm	0.16 in
Weight	1.8 kg/m	1.23 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	233.7 mm²	0.362 in²
Moment of inertia (Ix)	4.77 cm⁴	0.11 in⁴
Moment of inertia (Iy)	2.28 cm⁴	0.05 in⁴
Elastic section modulus (Sx)	2.39 cm³	0.146 in³
Elastic section modulus (Sy)	1.82 cm³	0.111 in³
Plastic section modulus (Zx)	2.99 cm³	0.183 in³
Plastic section modulus (Zy)	2.16 cm³	0.132 in³
Radius of gyration (rx)	1.43 cm	0.563 in
Radius of gyration (ry)	0.99 cm	0.389 in