RHS 200x100x4 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 200x100 cal 8 (México) · Caño estructural 200x100 (Argentina)

The RHS 200x100x4 steel profile weighs 18.2 kg/m (12.23 lb/ft), has a depth of 200 mm (7.87 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,308.531 mm². Moment of inertia Ix = 1,213.337 cm⁴, Iy = 414.157 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	200 mm	7.87 in
Width (b)	100 mm	3.94 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	6 mm	0.24 in
Weight	18.2 kg/m	12.23 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,308.53 mm²	3.578 in²
Moment of inertia (Ix)	1,213.34 cm⁴	29.15 in⁴
Moment of inertia (Iy)	414.16 cm⁴	9.95 in⁴
Elastic section modulus (Sx)	121.33 cm³	7.404 in³
Elastic section modulus (Sy)	82.83 cm³	5.055 in³
Plastic section modulus (Zx)	149.41 cm³	9.117 in³
Plastic section modulus (Zy)	92.38 cm³	5.637 in³
Radius of gyration (rx)	7.25 cm	2.854 in
Radius of gyration (ry)	4.24 cm	1.668 in