RHS 203.2x101.6x11.13 CISC · Weight & Dimensions

CISC, cold-formed sections · 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 203.2x101.6 (México) · Caño estructural 203.2x101.6 (Argentina)

The RHS 203.2x101.6x11.13 steel profile weighs 46.9 kg/m (31.50 lb/ft), has a depth of 203.2 mm (8.00 in), flange width 101.6 mm (4.00 in). Cross-sectional area: 5,970.33 mm². Moment of inertia Ix = 2,871.512 cm⁴, Iy = 947.537 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	203.2 mm	8.00 in
Width (b)	101.6 mm	4.00 in
Thickness (t)	11.1 mm	0.44 in
Fillet radius (r)	22.3 mm	0.88 in
Weight	46.9 kg/m	31.50 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,970.33 mm²	9.254 in²
Moment of inertia (Ix)	2,871.51 cm⁴	68.99 in⁴
Moment of inertia (Iy)	947.54 cm⁴	22.76 in⁴
Elastic section modulus (Sx)	282.63 cm³	17.247 in³
Elastic section modulus (Sy)	186.52 cm³	11.382 in³
Plastic section modulus (Zx)	367.64 cm³	22.435 in³
Plastic section modulus (Zy)	224.1 cm³	13.676 in³
Radius of gyration (rx)	6.94 cm	2.730 in
Radius of gyration (ry)	3.98 cm	1.568 in