RHS 330x190x9.5 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 330x190 (México) · Caño estructural 330x190 (Argentina)

The RHS 330x190x9.5 steel profile weighs 72.9 kg/m (48.99 lb/ft), has a depth of 330 mm (12.99 in), flange width 190 mm (7.48 in). Cross-sectional area: 9,286.586 mm². Moment of inertia Ix = 13,416.982 cm⁴, Iy = 5,701.617 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	330 mm	12.99 in
Width (b)	190 mm	7.48 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	72.9 kg/m	48.99 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,286.59 mm²	14.394 in²
Moment of inertia (Ix)	13,416.98 cm⁴	322.34 in⁴
Moment of inertia (Iy)	5,701.62 cm⁴	136.98 in⁴
Elastic section modulus (Sx)	813.15 cm³	49.622 in³
Elastic section modulus (Sy)	600.17 cm³	36.625 in³
Plastic section modulus (Zx)	999.99 cm³	61.024 in³
Plastic section modulus (Zy)	683.1 cm³	41.685 in³
Radius of gyration (rx)	12.02 cm	4.732 in
Radius of gyration (ry)	7.84 cm	3.085 in