RHS 254x102x7.9 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 254x102 (México) · Caño estructural 254x102 (Argentina)

The RHS 254x102x7.9 steel profile weighs 41.1 kg/m (27.60 lb/ft), has a depth of 254 mm (10.00 in), flange width 102 mm (4.02 in). Cross-sectional area: 5,214.44 mm². Moment of inertia Ix = 3,967.414 cm⁴, Iy = 935.51 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	254 mm	10.00 in
Width (b)	102 mm	4.02 in
Thickness (t)	7.9 mm	0.31 in
Fillet radius (r)	15.8 mm	0.62 in
Weight	41.1 kg/m	27.60 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,214.44 mm²	8.082 in²
Moment of inertia (Ix)	3,967.41 cm⁴	95.32 in⁴
Moment of inertia (Iy)	935.51 cm⁴	22.48 in⁴
Elastic section modulus (Sx)	312.39 cm³	19.064 in³
Elastic section modulus (Sy)	183.43 cm³	11.194 in³
Plastic section modulus (Zx)	402.25 cm³	24.547 in³
Plastic section modulus (Zy)	210.21 cm³	12.828 in³
Radius of gyration (rx)	8.72 cm	3.434 in
Radius of gyration (ry)	4.24 cm	1.668 in