RHS 310x210x8 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 310x210 (México) · Caño estructural 310x210 (Argentina)

The RHS 310x210x8 steel profile weighs 62.0 kg/m (41.67 lb/ft), has a depth of 310 mm (12.20 in), flange width 210 mm (8.27 in). Cross-sectional area: 7,899.186 mm². Moment of inertia Ix = 10,662.992 cm⁴, Iy = 5,859.413 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	310 mm	12.20 in
Width (b)	210 mm	8.27 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	16 mm	0.63 in
Weight	62.0 kg/m	41.67 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,899.19 mm²	12.244 in²
Moment of inertia (Ix)	10,662.99 cm⁴	256.18 in⁴
Moment of inertia (Iy)	5,859.41 cm⁴	140.77 in⁴
Elastic section modulus (Sx)	687.93 cm³	41.981 in³
Elastic section modulus (Sy)	558.04 cm³	34.054 in³
Plastic section modulus (Zx)	827.81 cm³	50.516 in³
Plastic section modulus (Zy)	634.45 cm³	38.716 in³
Radius of gyration (rx)	11.62 cm	4.574 in
Radius of gyration (ry)	8.61 cm	3.391 in