RHS 140x110x4.8 Açotubo · Weight & Dimensions

Açotubo, 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 140x110 cal 6 (México) · Caño estructural 140x110 (Argentina)

The RHS 140x110x4.8 steel profile weighs 17.6 kg/m (11.86 lb/ft), has a depth of 140 mm (5.51 in), flange width 110 mm (4.33 in). Cross-sectional area: 2,248.507 mm². Moment of inertia Ix = 631.84 cm⁴, Iy = 435.722 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4.8 mm ≈ 7 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	140 mm	5.51 in
Width (b)	110 mm	4.33 in
Thickness (t)	4.8 mm	0.19 in
Fillet radius (r)	9.6 mm	0.38 in
Weight	17.6 kg/m	11.86 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,248.51 mm²	3.485 in²
Moment of inertia (Ix)	631.84 cm⁴	15.18 in⁴
Moment of inertia (Iy)	435.72 cm⁴	10.47 in⁴
Elastic section modulus (Sx)	90.26 cm³	5.508 in³
Elastic section modulus (Sy)	79.22 cm³	4.834 in³
Plastic section modulus (Zx)	108.1 cm³	6.596 in³
Plastic section modulus (Zy)	91.68 cm³	5.594 in³
Radius of gyration (rx)	5.3 cm	2.087 in
Radius of gyration (ry)	4.4 cm	1.733 in