RHS 240x200x6.4 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 240x200 cal 3 (México) · Caño estructural 240x200 (Argentina)

The RHS 240x200x6.4 steel profile weighs 42.1 kg/m (28.29 lb/ft), has a depth of 240 mm (9.45 in), flange width 200 mm (7.87 in). Cross-sectional area: 5,362.679 mm². Moment of inertia Ix = 4,595.452 cm⁴, Iy = 3,476.422 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	240 mm	9.45 in
Width (b)	200 mm	7.87 in
Thickness (t)	6.4 mm	0.25 in
Fillet radius (r)	12.8 mm	0.50 in
Weight	42.1 kg/m	28.29 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,362.68 mm²	8.312 in²
Moment of inertia (Ix)	4,595.45 cm⁴	110.41 in⁴
Moment of inertia (Iy)	3,476.42 cm⁴	83.52 in⁴
Elastic section modulus (Sx)	382.95 cm³	23.369 in³
Elastic section modulus (Sy)	347.64 cm³	21.215 in³
Plastic section modulus (Zx)	451.66 cm³	27.562 in³
Plastic section modulus (Zy)	399.09 cm³	24.354 in³
Radius of gyration (rx)	9.26 cm	3.645 in
Radius of gyration (ry)	8.05 cm	3.170 in