RHS 450x250x8 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 (México) · Caño estructural 450x250 (Argentina)

The RHS 450x250x8 steel profile weighs 84.2 kg/m (56.58 lb/ft), has a depth of 450 mm (17.72 in), flange width 250 mm (9.84 in). Cross-sectional area: 10,724.248 mm². Moment of inertia Ix = 29,335.493 cm⁴, Iy = 11,916.032 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	450 mm	17.72 in
Width (b)	250 mm	9.84 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	20 mm	0.79 in
Weight	84.2 kg/m	56.58 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	10,724.25 mm²	16.623 in²
Moment of inertia (Ix)	29,335.49 cm⁴	704.79 in⁴
Moment of inertia (Iy)	11,916.03 cm⁴	286.28 in⁴
Elastic section modulus (Sx)	1,303.8 cm³	79.563 in³
Elastic section modulus (Sy)	953.28 cm³	58.173 in³
Plastic section modulus (Zx)	1,588.19 cm³	96.918 in³
Plastic section modulus (Zy)	1,062.97 cm³	64.867 in³
Radius of gyration (rx)	16.54 cm	6.511 in
Radius of gyration (ry)	10.54 cm	4.150 in