RHS 300x180x16 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 300x180x16 steel profile weighs 107.4 kg/m (72.15 lb/ft), has a depth of 300 mm (11.81 in), flange width 180 mm (7.09 in). Cross-sectional area: 13,676.743 mm². Moment of inertia Ix = 15,336.854 cm⁴, Iy = 6,842.63 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)	16 mm	0.63 in
Fillet radius (r)	32 mm	1.26 in
Weight	107.4 kg/m	72.15 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,676.74 mm²	21.199 in²
Moment of inertia (Ix)	15,336.85 cm⁴	368.47 in⁴
Moment of inertia (Iy)	6,842.63 cm⁴	164.39 in⁴
Elastic section modulus (Sx)	1,022.46 cm³	62.394 in³
Elastic section modulus (Sy)	760.29 cm³	46.396 in³
Plastic section modulus (Zx)	1,295.61 cm³	79.063 in³
Plastic section modulus (Zy)	905.08 cm³	55.232 in³
Radius of gyration (rx)	10.59 cm	4.169 in
Radius of gyration (ry)	7.07 cm	2.785 in