RHS 170x100x8.8 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 170x100 (México) · Caño estructural 170x100 (Argentina)

The RHS 170x100x8.8 steel profile weighs 33.3 kg/m (22.38 lb/ft), has a depth of 170 mm (6.69 in), flange width 100 mm (3.94 in). Cross-sectional area: 4,242.815 mm². Moment of inertia Ix = 1,525.245 cm⁴, Iy = 659.66 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	170 mm	6.69 in
Width (b)	100 mm	3.94 in
Thickness (t)	8.8 mm	0.35 in
Fillet radius (r)	17.6 mm	0.69 in
Weight	33.3 kg/m	22.38 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,242.81 mm²	6.576 in²
Moment of inertia (Ix)	1,525.25 cm⁴	36.64 in⁴
Moment of inertia (Iy)	659.66 cm⁴	15.85 in⁴
Elastic section modulus (Sx)	179.44 cm³	10.950 in³
Elastic section modulus (Sy)	131.93 cm³	8.051 in³
Plastic section modulus (Zx)	227.43 cm³	13.879 in³
Plastic section modulus (Zy)	156.67 cm³	9.561 in³
Radius of gyration (rx)	6 cm	2.361 in
Radius of gyration (ry)	3.94 cm	1.552 in