RHS 400x200x10 · Weight & Dimensions

EN — 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 400x200 (México) · Caño estructural 400x200 (Argentina)

The RHS 400x200x10 steel profile weighs 86.6 kg/m (58.20 lb/ft), has a depth of 400 mm (15.75 in), flange width 200 mm (7.87 in). Cross-sectional area: 11,600 mm². Moment of inertia Ix = 24,358.67 cm⁴, Iy = 8,198.67 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	400 mm	15.75 in
Width (b)	200 mm	7.87 in
Thickness (t)	10 mm	0.39 in
Fillet radius (r)	20 mm	0.79 in
Weight	86.6 kg/m	58.20 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	11,600 mm²	17.980 in²
Moment of inertia (Ix)	24,358.67 cm⁴	585.22 in⁴
Moment of inertia (Iy)	8,198.67 cm⁴	196.97 in⁴
Elastic section modulus (Sx)	1,217.93 cm³	74.323 in³
Elastic section modulus (Sy)	819.87 cm³	50.032 in³
Plastic section modulus (Zx)	1,502 cm³	91.658 in³
Plastic section modulus (Zy)	922 cm³	56.264 in³
Radius of gyration (rx)	14.49 cm	5.705 in
Radius of gyration (ry)	8.41 cm	3.311 in