RHS 320x250x12.5 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 320x250 (México) · Caño estructural 320x250 (Argentina)

The RHS 320x250x12.5 steel profile weighs 103.8 kg/m (69.75 lb/ft), has a depth of 320 mm (12.60 in), flange width 250 mm (9.84 in). Cross-sectional area: 13,222.622 mm². Moment of inertia Ix = 19,131.469 cm⁴, Iy = 13,059.977 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	320 mm	12.60 in
Width (b)	250 mm	9.84 in
Thickness (t)	12.5 mm	0.49 in
Fillet radius (r)	25 mm	0.98 in
Weight	103.8 kg/m	69.75 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,222.62 mm²	20.495 in²
Moment of inertia (Ix)	19,131.47 cm⁴	459.63 in⁴
Moment of inertia (Iy)	13,059.98 cm⁴	313.77 in⁴
Elastic section modulus (Sx)	1,195.72 cm³	72.967 in³
Elastic section modulus (Sy)	1,044.8 cm³	63.758 in³
Plastic section modulus (Zx)	1,441.41 cm³	87.960 in³
Plastic section modulus (Zy)	1,217.05 cm³	74.269 in³
Radius of gyration (rx)	12.03 cm	4.736 in
Radius of gyration (ry)	9.94 cm	3.913 in