RHS 450x250x6 Tata Steel Hybox · Weight & Dimensions

Tata Steel Hybox · 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 450x250 cal 4 (México) · Caño estructural 450x250 (Argentina)

The RHS 450x250x6 steel profile weighs 64.1 kg/m (43.08 lb/ft), has a depth of 450 mm (17.72 in), flange width 250 mm (9.84 in). Cross-sectional area: 8,163.292 mm². Moment of inertia Ix = 22,724.254 cm⁴, Iy = 9,244.882 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	450 mm	17.72 in
Width (b)	250 mm	9.84 in
Thickness (t)	6 mm	0.24 in
Fillet radius (r)	12 mm	0.47 in
Weight	64.1 kg/m	43.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,163.29 mm²	12.653 in²
Moment of inertia (Ix)	22,724.25 cm⁴	545.95 in⁴
Moment of inertia (Iy)	9,244.88 cm⁴	222.11 in⁴
Elastic section modulus (Sx)	1,009.97 cm³	61.632 in³
Elastic section modulus (Sy)	739.59 cm³	45.133 in³
Plastic section modulus (Zx)	1,220.78 cm³	74.497 in³
Plastic section modulus (Zy)	817.25 cm³	49.872 in³
Radius of gyration (rx)	16.68 cm	6.569 in
Radius of gyration (ry)	10.64 cm	4.190 in