RHS 76.2x50.8x6.35 CISC · Weight & Dimensions

CISC, 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 76.2x50.8 cal 3 (México) · Caño estructural 76.2x50.8 (Argentina)

The RHS 76.2x50.8x6.35 steel profile weighs 10.6 kg/m (7.11 lb/ft), has a depth of 76.2 mm (3.00 in), flange width 50.8 mm (2.00 in). Cross-sectional area: 1,347.771 mm². Moment of inertia Ix = 91.903 cm⁴, Iy = 47.934 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6.35 mm ≈ 3 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	76.2 mm	3.00 in
Width (b)	50.8 mm	2.00 in
Thickness (t)	6.3 mm	0.25 in
Fillet radius (r)	12.7 mm	0.50 in
Weight	10.6 kg/m	7.11 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,347.77 mm²	2.089 in²
Moment of inertia (Ix)	91.9 cm⁴	2.21 in⁴
Moment of inertia (Iy)	47.93 cm⁴	1.15 in⁴
Elastic section modulus (Sx)	24.12 cm³	1.472 in³
Elastic section modulus (Sy)	18.87 cm³	1.152 in³
Plastic section modulus (Zx)	31.5 cm³	1.922 in³
Plastic section modulus (Zy)	23.6 cm³	1.440 in³
Radius of gyration (rx)	2.61 cm	1.028 in
Radius of gyration (ry)	1.89 cm	0.742 in