RHS 203x102x12.7 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 203x102 (México) · Caño estructural 203x102 (Argentina)

The RHS 203x102x12.7 steel profile weighs 52.7 kg/m (35.39 lb/ft), has a depth of 203 mm (7.99 in), flange width 102 mm (4.02 in). Cross-sectional area: 6,686.482 mm². Moment of inertia Ix = 3,127.373 cm⁴, Iy = 1,032.472 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	203 mm	7.99 in
Width (b)	102 mm	4.02 in
Thickness (t)	12.7 mm	0.50 in
Fillet radius (r)	25.4 mm	1.00 in
Weight	52.7 kg/m	35.39 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,686.48 mm²	10.364 in²
Moment of inertia (Ix)	3,127.37 cm⁴	75.14 in⁴
Moment of inertia (Iy)	1,032.47 cm⁴	24.81 in⁴
Elastic section modulus (Sx)	308.12 cm³	18.802 in³
Elastic section modulus (Sy)	202.45 cm³	12.354 in³
Plastic section modulus (Zx)	405.64 cm³	24.754 in³
Plastic section modulus (Zy)	247.29 cm³	15.091 in³
Radius of gyration (rx)	6.84 cm	2.693 in
Radius of gyration (ry)	3.93 cm	1.547 in