RHS 101.6x76.2x4 Hylsa · Weight & Dimensions

Hylsa, 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 101.6x76.2 cal 8 (México) · Caño estructural 101.6x76.2 (Argentina)

The RHS 101.6x76.2x4 steel profile weighs 10.2 kg/m (6.86 lb/ft), has a depth of 101.6 mm (4.00 in), flange width 76.2 mm (3.00 in). Cross-sectional area: 1,317.196 mm². Moment of inertia Ix = 189.607 cm⁴, Iy = 121.439 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	101.6 mm	4.00 in
Width (b)	76.2 mm	3.00 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	8 mm	0.31 in
Weight	10.2 kg/m	6.86 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,317.2 mm²	2.042 in²
Moment of inertia (Ix)	189.61 cm⁴	4.56 in⁴
Moment of inertia (Iy)	121.44 cm⁴	2.92 in⁴
Elastic section modulus (Sx)	37.32 cm³	2.278 in³
Elastic section modulus (Sy)	31.87 cm³	1.945 in³
Plastic section modulus (Zx)	45.21 cm³	2.759 in³
Plastic section modulus (Zy)	37.11 cm³	2.264 in³
Radius of gyration (rx)	3.79 cm	1.494 in
Radius of gyration (ry)	3.04 cm	1.195 in