RHS 300x100x8 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 300x100 (México) · Caño estructural 300x100 (Argentina)

The RHS 300x100x8 steel profile weighs 47.7 kg/m (32.05 lb/ft), has a depth of 300 mm (11.81 in), flange width 100 mm (3.94 in). Cross-sectional area: 6,034.124 mm². Moment of inertia Ix = 6,224.599 cm⁴, Iy = 1,071.848 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	100 mm	3.94 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	12 mm	0.47 in
Weight	47.7 kg/m	32.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,034.12 mm²	9.353 in²
Moment of inertia (Ix)	6,224.6 cm⁴	149.55 in⁴
Moment of inertia (Iy)	1,071.85 cm⁴	25.75 in⁴
Elastic section modulus (Sx)	414.97 cm³	25.323 in³
Elastic section modulus (Sy)	214.37 cm³	13.082 in³
Plastic section modulus (Zx)	539.95 cm³	32.950 in³
Plastic section modulus (Zy)	243.74 cm³	14.874 in³
Radius of gyration (rx)	10.16 cm	3.999 in
Radius of gyration (ry)	4.21 cm	1.659 in