RHS 100x50x3.6 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 100x50 (México) · Caño estructural 100x50 (Argentina)

The RHS 100x50x3.6 steel profile weighs 8.0 kg/m (5.35 lb/ft), has a depth of 100 mm (3.94 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,005.91 mm². Moment of inertia Ix = 126.253 cm⁴, Iy = 42.238 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3.6 mm ≈ 9 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	100 mm	3.94 in
Width (b)	50 mm	1.97 in
Thickness (t)	3.6 mm	0.14 in
Fillet radius (r)	5.4 mm	0.21 in
Weight	8.0 kg/m	5.35 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,005.91 mm²	1.559 in²
Moment of inertia (Ix)	126.25 cm⁴	3.03 in⁴
Moment of inertia (Iy)	42.24 cm⁴	1.01 in⁴
Elastic section modulus (Sx)	25.25 cm³	1.541 in³
Elastic section modulus (Sy)	16.9 cm³	1.031 in³
Plastic section modulus (Zx)	31.76 cm³	1.938 in³
Plastic section modulus (Zy)	19.46 cm³	1.188 in³
Radius of gyration (rx)	3.54 cm	1.395 in
Radius of gyration (ry)	2.05 cm	0.807 in