RHS 127x76x12.7 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 127x76 (México) · Caño estructural 127x76 (Argentina)

The RHS 127x76x12.7 steel profile weighs 32.2 kg/m (21.65 lb/ft), has a depth of 127 mm (5.00 in), flange width 76 mm (2.99 in). Cross-sectional area: 4,095.682 mm². Moment of inertia Ix = 700.561 cm⁴, Iy = 302.829 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	127 mm	5.00 in
Width (b)	76 mm	2.99 in
Thickness (t)	12.7 mm	0.50 in
Fillet radius (r)	25.4 mm	1.00 in
Weight	32.2 kg/m	21.65 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,095.68 mm²	6.348 in²
Moment of inertia (Ix)	700.56 cm⁴	16.83 in⁴
Moment of inertia (Iy)	302.83 cm⁴	7.28 in⁴
Elastic section modulus (Sx)	110.32 cm³	6.732 in³
Elastic section modulus (Sy)	79.69 cm³	4.863 in³
Plastic section modulus (Zx)	150.49 cm³	9.183 in³
Plastic section modulus (Zy)	103.56 cm³	6.320 in³
Radius of gyration (rx)	4.14 cm	1.628 in
Radius of gyration (ry)	2.72 cm	1.071 in