RHS 152x76x6.4 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 152x76 cal 3 (México) · Caño estructural 152x76 (Argentina)

The RHS 152x76x6.4 steel profile weighs 20.7 kg/m (13.92 lb/ft), has a depth of 152 mm (5.98 in), flange width 76 mm (2.99 in). Cross-sectional area: 2,649.079 mm². Moment of inertia Ix = 744.631 cm⁴, Iy = 248.968 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6.4 mm ≈ 3 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	152 mm	5.98 in
Width (b)	76 mm	2.99 in
Thickness (t)	6.4 mm	0.25 in
Fillet radius (r)	12.8 mm	0.50 in
Weight	20.7 kg/m	13.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,649.08 mm²	4.106 in²
Moment of inertia (Ix)	744.63 cm⁴	17.89 in⁴
Moment of inertia (Iy)	248.97 cm⁴	5.98 in⁴
Elastic section modulus (Sx)	97.98 cm³	5.979 in³
Elastic section modulus (Sy)	65.52 cm³	3.998 in³
Plastic section modulus (Zx)	124.94 cm³	7.624 in³
Plastic section modulus (Zy)	76.61 cm³	4.675 in³
Radius of gyration (rx)	5.3 cm	2.087 in
Radius of gyration (ry)	3.07 cm	1.207 in