RHS 254x51x9.5 IMCA · Weight & Dimensions

IMCA, 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 254x51 (México) · Caño estructural 254x51 (Argentina)

The RHS 254x51x9.5 steel profile weighs 40.9 kg/m (27.50 lb/ft), has a depth of 254 mm (10.00 in), flange width 51 mm (2.01 in). Cross-sectional area: 5,201.586 mm². Moment of inertia Ix = 3,139.53 cm⁴, Iy = 203.729 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	254 mm	10.00 in
Width (b)	51 mm	2.01 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	40.9 kg/m	27.50 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,201.59 mm²	8.062 in²
Moment of inertia (Ix)	3,139.53 cm⁴	75.43 in⁴
Moment of inertia (Iy)	203.73 cm⁴	4.89 in⁴
Elastic section modulus (Sx)	247.21 cm³	15.086 in³
Elastic section modulus (Sy)	79.89 cm³	4.875 in³
Plastic section modulus (Zx)	351.68 cm³	21.461 in³
Plastic section modulus (Zy)	99.49 cm³	6.071 in³
Radius of gyration (rx)	7.77 cm	3.059 in
Radius of gyration (ry)	1.98 cm	0.779 in