RHS 450x250x6.3 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 450x250x6.3 steel profile weighs 66.9 kg/m (44.96 lb/ft), has a depth of 450 mm (17.72 in), flange width 250 mm (9.84 in). Cross-sectional area: 8,524.959 mm². Moment of inertia Ix = 23,606.119 cm⁴, Iy = 9,615.006 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6.3 mm ≈ 3 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	450 mm	17.72 in
Width (b)	250 mm	9.84 in
Thickness (t)	6.3 mm	0.25 in
Fillet radius (r)	15.8 mm	0.62 in
Weight	66.9 kg/m	44.96 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,524.96 mm²	13.214 in²
Moment of inertia (Ix)	23,606.12 cm⁴	567.14 in⁴
Moment of inertia (Iy)	9,615.01 cm⁴	231.00 in⁴
Elastic section modulus (Sx)	1,049.16 cm³	64.024 in³
Elastic section modulus (Sy)	769.2 cm³	46.940 in³
Plastic section modulus (Zx)	1,270.92 cm³	77.557 in³
Plastic section modulus (Zy)	851.49 cm³	51.961 in³
Radius of gyration (rx)	16.64 cm	6.551 in
Radius of gyration (ry)	10.62 cm	4.181 in