RHS 310x170x7.1 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 310x170 (México) · Caño estructural 310x170 (Argentina)

The RHS 310x170x7.1 steel profile weighs 50.9 kg/m (34.20 lb/ft), has a depth of 310 mm (12.20 in), flange width 170 mm (6.69 in). Cross-sectional area: 6,484.543 mm². Moment of inertia Ix = 8,294.23 cm⁴, Iy = 3,278.886 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)	7.1 mm	0.28 in
Fillet radius (r)	14.2 mm	0.56 in
Weight	50.9 kg/m	34.20 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,484.54 mm²	10.051 in²
Moment of inertia (Ix)	8,294.23 cm⁴	199.27 in⁴
Moment of inertia (Iy)	3,278.89 cm⁴	78.78 in⁴
Elastic section modulus (Sx)	535.11 cm³	32.655 in³
Elastic section modulus (Sy)	385.75 cm³	23.540 in³
Plastic section modulus (Zx)	656.27 cm³	40.048 in³
Plastic section modulus (Zy)	433.85 cm³	26.475 in³
Radius of gyration (rx)	11.31 cm	4.453 in
Radius of gyration (ry)	7.11 cm	2.800 in