RHS 300x180x11 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled 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 300x180 (México) · Caño estructural 300x180 (Argentina)

The RHS 300x180x11 steel profile weighs 76.7 kg/m (51.51 lb/ft), has a depth of 300 mm (11.81 in), flange width 180 mm (7.09 in). Cross-sectional area: 9,764.398 mm². Moment of inertia Ix = 11,529.908 cm⁴, Iy = 5,201.752 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	180 mm	7.09 in
Thickness (t)	11 mm	0.43 in
Fillet radius (r)	22 mm	0.87 in
Weight	76.7 kg/m	51.51 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,764.4 mm²	15.135 in²
Moment of inertia (Ix)	11,529.91 cm⁴	277.01 in⁴
Moment of inertia (Iy)	5,201.75 cm⁴	124.97 in⁴
Elastic section modulus (Sx)	768.66 cm³	46.907 in³
Elastic section modulus (Sy)	577.97 cm³	35.270 in³
Plastic section modulus (Zx)	951.19 cm³	58.045 in³
Plastic section modulus (Zy)	667.6 cm³	40.740 in³
Radius of gyration (rx)	10.87 cm	4.278 in
Radius of gyration (ry)	7.3 cm	2.874 in