RHS 160x80x6.3 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 160x80 cal 4 (México) · Caño estructural 160x80 (Argentina)

The RHS 160x80x6.3 steel profile weighs 22.2 kg/m (14.92 lb/ft), has a depth of 160 mm (6.30 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,797.1 mm². Moment of inertia Ix = 889.924 cm⁴, Iy = 296.472 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	160 mm	6.30 in
Width (b)	80 mm	3.15 in
Thickness (t)	6.3 mm	0.25 in
Fillet radius (r)	9.4 mm	0.37 in
Weight	22.2 kg/m	14.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,797.1 mm²	4.336 in²
Moment of inertia (Ix)	889.92 cm⁴	21.38 in⁴
Moment of inertia (Iy)	296.47 cm⁴	7.12 in⁴
Elastic section modulus (Sx)	111.24 cm³	6.788 in³
Elastic section modulus (Sy)	74.12 cm³	4.523 in³
Plastic section modulus (Zx)	140.56 cm³	8.577 in³
Plastic section modulus (Zy)	85.98 cm³	5.247 in³
Radius of gyration (rx)	5.64 cm	2.221 in
Radius of gyration (ry)	3.26 cm	1.282 in