RHS 90x50x5 Tata Steel Celsius · Weight & Dimensions

Tata Steel Celsius · 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 90x50 cal 6 (México) · Caño estructural 90x50 (Argentina)

The RHS 90x50x5 steel profile weighs 10.0 kg/m (6.71 lb/ft), has a depth of 90 mm (3.54 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,257.08 mm². Moment of inertia Ix = 124.845 cm⁴, Iy = 48.65 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5 mm ≈ 6 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	50 mm	1.97 in
Thickness (t)	5 mm	0.20 in
Fillet radius (r)	7.5 mm	0.30 in
Weight	10.0 kg/m	6.71 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,257.08 mm²	1.948 in²
Moment of inertia (Ix)	124.85 cm⁴	3.00 in⁴
Moment of inertia (Iy)	48.65 cm⁴	1.17 in⁴
Elastic section modulus (Sx)	27.74 cm³	1.693 in³
Elastic section modulus (Sy)	19.46 cm³	1.188 in³
Plastic section modulus (Zx)	35.37 cm³	2.158 in³
Plastic section modulus (Zy)	23.23 cm³	1.417 in³
Radius of gyration (rx)	3.15 cm	1.241 in
Radius of gyration (ry)	1.97 cm	0.775 in