RHS 310x210x12.5 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 310x210 (México) · Caño estructural 310x210 (Argentina)

The RHS 310x210x12.5 steel profile weighs 94.0 kg/m (63.16 lb/ft), has a depth of 310 mm (12.20 in), flange width 210 mm (8.27 in). Cross-sectional area: 11,972.622 mm². Moment of inertia Ix = 15,508.951 cm⁴, Iy = 8,463.219 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)	12.5 mm	0.49 in
Fillet radius (r)	25 mm	0.98 in
Weight	94.0 kg/m	63.16 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	11,972.62 mm²	18.558 in²
Moment of inertia (Ix)	15,508.95 cm⁴	372.60 in⁴
Moment of inertia (Iy)	8,463.22 cm⁴	203.33 in⁴
Elastic section modulus (Sx)	1,000.58 cm³	61.059 in³
Elastic section modulus (Sy)	806.02 cm³	49.187 in³
Plastic section modulus (Zx)	1,227.17 cm³	74.887 in³
Plastic section modulus (Zy)	937.91 cm³	57.235 in³
Radius of gyration (rx)	11.38 cm	4.481 in
Radius of gyration (ry)	8.41 cm	3.310 in