RHS 400x300x10 Tuboeuropa · Weight & Dimensions

Tuboeuropa, 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 400x300 (México) · Caño estructural 400x300 (Argentina)

The RHS 400x300x10 steel profile weighs 104.4 kg/m (70.16 lb/ft), has a depth of 400 mm (15.75 in), flange width 300 mm (11.81 in). Cross-sectional area: 13,256.637 mm². Moment of inertia Ix = 30,609.321 cm⁴, Iy = 19,726.032 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	400 mm	15.75 in
Width (b)	300 mm	11.81 in
Thickness (t)	10 mm	0.39 in
Fillet radius (r)	25 mm	0.98 in
Weight	104.4 kg/m	70.16 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,256.64 mm²	20.548 in²
Moment of inertia (Ix)	30,609.32 cm⁴	735.39 in⁴
Moment of inertia (Iy)	19,726.03 cm⁴	473.92 in⁴
Elastic section modulus (Sx)	1,530.47 cm³	93.395 in³
Elastic section modulus (Sy)	1,315.07 cm³	80.251 in³
Plastic section modulus (Zx)	1,823.74 cm³	111.292 in³
Plastic section modulus (Zy)	1,500.91 cm³	91.592 in³
Radius of gyration (rx)	15.2 cm	5.982 in
Radius of gyration (ry)	12.2 cm	4.803 in