RHS 200x110x6.4 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 200x110 cal 3 (México) · Caño estructural 200x110 (Argentina)

The RHS 200x110x6.4 steel profile weighs 29.0 kg/m (19.51 lb/ft), has a depth of 200 mm (7.87 in), flange width 110 mm (4.33 in). Cross-sectional area: 3,698.679 mm². Moment of inertia Ix = 1,916.646 cm⁴, Iy = 755.25 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	200 mm	7.87 in
Width (b)	110 mm	4.33 in
Thickness (t)	6.4 mm	0.25 in
Fillet radius (r)	12.8 mm	0.50 in
Weight	29.0 kg/m	19.51 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,698.68 mm²	5.733 in²
Moment of inertia (Ix)	1,916.65 cm⁴	46.05 in⁴
Moment of inertia (Iy)	755.25 cm⁴	18.14 in⁴
Elastic section modulus (Sx)	191.66 cm³	11.696 in³
Elastic section modulus (Sy)	137.32 cm³	8.380 in³
Plastic section modulus (Zx)	238.01 cm³	14.525 in³
Plastic section modulus (Zy)	157.17 cm³	9.591 in³
Radius of gyration (rx)	7.2 cm	2.834 in
Radius of gyration (ry)	4.52 cm	1.779 in