RHS 508x102x12.7 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 508x102 (México) · Caño estructural 508x102 (Argentina)

The RHS 508x102x12.7 steel profile weighs 113.5 kg/m (76.24 lb/ft), has a depth of 508 mm (20.00 in), flange width 102 mm (4.02 in). Cross-sectional area: 14,433.482 mm². Moment of inertia Ix = 37,055.09 cm⁴, Iy = 2,587.344 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	508 mm	20.00 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	113.5 kg/m	76.24 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	14,433.48 mm²	22.372 in²
Moment of inertia (Ix)	37,055.09 cm⁴	890.25 in⁴
Moment of inertia (Iy)	2,587.34 cm⁴	62.16 in⁴
Elastic section modulus (Sx)	1,458.86 cm³	89.026 in³
Elastic section modulus (Sy)	507.32 cm³	30.959 in³
Plastic section modulus (Zx)	2,016.03 cm³	123.026 in³
Plastic section modulus (Zy)	593.19 cm³	36.199 in³
Radius of gyration (rx)	16.02 cm	6.308 in
Radius of gyration (ry)	4.23 cm	1.667 in