RHS 145x82x5.4 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 145x82 (México) · Caño estructural 145x82 (Argentina)

The RHS 145x82x5.4 steel profile weighs 17.7 kg/m (11.92 lb/ft), has a depth of 145 mm (5.71 in), flange width 82 mm (3.23 in). Cross-sectional area: 2,259.867 mm². Moment of inertia Ix = 610.85 cm⁴, Iy = 250.594 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5.4 mm ≈ 6 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	145 mm	5.71 in
Width (b)	82 mm	3.23 in
Thickness (t)	5.4 mm	0.21 in
Fillet radius (r)	10.8 mm	0.43 in
Weight	17.7 kg/m	11.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,259.87 mm²	3.503 in²
Moment of inertia (Ix)	610.85 cm⁴	14.68 in⁴
Moment of inertia (Iy)	250.59 cm⁴	6.02 in⁴
Elastic section modulus (Sx)	84.26 cm³	5.142 in³
Elastic section modulus (Sy)	61.12 cm³	3.730 in³
Plastic section modulus (Zx)	105.07 cm³	6.412 in³
Plastic section modulus (Zy)	70.66 cm³	4.312 in³
Radius of gyration (rx)	5.2 cm	2.047 in
Radius of gyration (ry)	3.33 cm	1.311 in