RHS 310x170x12.5 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 310x170 (México) · Caño estructural 310x170 (Argentina)

The RHS 310x170x12.5 steel profile weighs 86.1 kg/m (57.89 lb/ft), has a depth of 310 mm (12.20 in), flange width 170 mm (6.69 in). Cross-sectional area: 10,972.622 mm². Moment of inertia Ix = 13,294.993 cm⁴, Iy = 5,177.135 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	310 mm	12.20 in
Width (b)	170 mm	6.69 in
Thickness (t)	12.5 mm	0.49 in
Fillet radius (r)	25 mm	0.98 in
Weight	86.1 kg/m	57.89 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	10,972.62 mm²	17.008 in²
Moment of inertia (Ix)	13,294.99 cm⁴	319.41 in⁴
Moment of inertia (Iy)	5,177.14 cm⁴	124.38 in⁴
Elastic section modulus (Sx)	857.74 cm³	52.343 in³
Elastic section modulus (Sy)	609.07 cm³	37.168 in³
Plastic section modulus (Zx)	1,078.42 cm³	65.810 in³
Plastic section modulus (Zy)	708.46 cm³	43.233 in³
Radius of gyration (rx)	11.01 cm	4.334 in
Radius of gyration (ry)	6.87 cm	2.704 in