RHS 90x50x8 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 90x50 (México) · Caño estructural 90x50 (Argentina)

The RHS 90x50x8 steel profile weighs 15.0 kg/m (10.08 lb/ft), has a depth of 90 mm (3.54 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,874.124 mm². Moment of inertia Ix = 168.527 cm⁴, Iy = 63.649 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	50 mm	1.97 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	12 mm	0.47 in
Weight	15.0 kg/m	10.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,874.12 mm²	2.905 in²
Moment of inertia (Ix)	168.53 cm⁴	4.05 in⁴
Moment of inertia (Iy)	63.65 cm⁴	1.53 in⁴
Elastic section modulus (Sx)	37.45 cm³	2.285 in³
Elastic section modulus (Sy)	25.46 cm³	1.554 in³
Plastic section modulus (Zx)	49.97 cm³	3.049 in³
Plastic section modulus (Zy)	32.33 cm³	1.973 in³
Radius of gyration (rx)	3 cm	1.181 in
Radius of gyration (ry)	1.84 cm	0.726 in