RHS 50x25x4 Tata Steel · Weight & Dimensions

Tata Steel, 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 50x25 cal 8 (México) · Caño estructural 50x25 (Argentina)

The RHS 50x25x4 steel profile weighs 3.9 kg/m (2.61 lb/ft), has a depth of 50 mm (1.97 in), flange width 25 mm (0.98 in). Cross-sectional area: 494.796 mm². Moment of inertia Ix = 13.129 cm⁴, Iy = 4.228 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	50 mm	1.97 in
Width (b)	25 mm	0.98 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	8 mm	0.31 in
Weight	3.9 kg/m	2.61 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	494.8 mm²	0.767 in²
Moment of inertia (Ix)	13.13 cm⁴	0.32 in⁴
Moment of inertia (Iy)	4.23 cm⁴	0.10 in⁴
Elastic section modulus (Sx)	5.25 cm³	0.320 in³
Elastic section modulus (Sy)	3.38 cm³	0.206 in³
Plastic section modulus (Zx)	7.13 cm³	0.435 in³
Plastic section modulus (Zy)	4.29 cm³	0.262 in³
Radius of gyration (rx)	1.63 cm	0.641 in
Radius of gyration (ry)	0.92 cm	0.364 in