RHS 320x200x7.1 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 320x200 (México) · Caño estructural 320x200 (Argentina)

The RHS 320x200x7.1 steel profile weighs 55.4 kg/m (37.20 lb/ft), has a depth of 320 mm (12.60 in), flange width 200 mm (7.87 in). Cross-sectional area: 7,052.543 mm². Moment of inertia Ix = 10,009.711 cm⁴, Iy = 4,861.699 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	320 mm	12.60 in
Width (b)	200 mm	7.87 in
Thickness (t)	7.1 mm	0.28 in
Fillet radius (r)	14.2 mm	0.56 in
Weight	55.4 kg/m	37.20 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,052.54 mm²	10.931 in²
Moment of inertia (Ix)	10,009.71 cm⁴	240.48 in⁴
Moment of inertia (Iy)	4,861.7 cm⁴	116.80 in⁴
Elastic section modulus (Sx)	625.61 cm³	38.177 in³
Elastic section modulus (Sy)	486.17 cm³	29.668 in³
Plastic section modulus (Zx)	755.69 cm³	46.115 in³
Plastic section modulus (Zy)	548.01 cm³	33.442 in³
Radius of gyration (rx)	11.91 cm	4.690 in
Radius of gyration (ry)	8.3 cm	3.269 in