RHS 200x120x6.3 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 200x120 cal 4 (México) · Caño estructural 200x120 (Argentina)

The RHS 200x120x6.3 steel profile weighs 30.1 kg/m (20.23 lb/ft), has a depth of 200 mm (7.87 in), flange width 120 mm (4.72 in). Cross-sectional area: 3,805.1 mm². Moment of inertia Ix = 2,043.663 cm⁴, Iy = 922.035 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	200 mm	7.87 in
Width (b)	120 mm	4.72 in
Thickness (t)	6.3 mm	0.25 in
Fillet radius (r)	9.4 mm	0.37 in
Weight	30.1 kg/m	20.23 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,805.1 mm²	5.898 in²
Moment of inertia (Ix)	2,043.66 cm⁴	49.10 in⁴
Moment of inertia (Iy)	922.03 cm⁴	22.15 in⁴
Elastic section modulus (Sx)	204.37 cm³	12.471 in³
Elastic section modulus (Sy)	153.67 cm³	9.378 in³
Plastic section modulus (Zx)	250.35 cm³	15.277 in³
Plastic section modulus (Zy)	175.61 cm³	10.716 in³
Radius of gyration (rx)	7.33 cm	2.885 in
Radius of gyration (ry)	4.92 cm	1.938 in