RHS 200x100x8.2 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 200x100 (México) · Caño estructural 200x100 (Argentina)

The RHS 200x100x8.2 steel profile weighs 35.1 kg/m (23.62 lb/ft), has a depth of 200 mm (7.87 in), flange width 100 mm (3.94 in). Cross-sectional area: 4,477.882 mm². Moment of inertia Ix = 2,187.264 cm⁴, Iy = 732.167 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	200 mm	7.87 in
Width (b)	100 mm	3.94 in
Thickness (t)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	35.1 kg/m	23.62 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,477.88 mm²	6.941 in²
Moment of inertia (Ix)	2,187.26 cm⁴	52.55 in⁴
Moment of inertia (Iy)	732.17 cm⁴	17.59 in⁴
Elastic section modulus (Sx)	218.73 cm³	13.348 in³
Elastic section modulus (Sy)	146.43 cm³	8.936 in³
Plastic section modulus (Zx)	278.43 cm³	16.991 in³
Plastic section modulus (Zy)	170.82 cm³	10.424 in³
Radius of gyration (rx)	6.99 cm	2.752 in
Radius of gyration (ry)	4.04 cm	1.592 in