RHS 115x75x8 Tecnometal · Weight & Dimensions

Tecnometal, cold-formed sections (Brazil) · 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 115x75 (México) · Caño estructural 115x75 (Argentina)

The RHS 115x75x8 steel profile weighs 20.6 kg/m (13.82 lb/ft), has a depth of 115 mm (4.53 in), flange width 75 mm (2.95 in). Cross-sectional area: 2,619.186 mm². Moment of inertia Ix = 421.9 cm⁴, Iy = 213.6 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	115 mm	4.53 in
Width (b)	75 mm	2.95 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	16 mm	0.63 in
Weight	20.6 kg/m	13.82 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,619.19 mm²	4.060 in²
Moment of inertia (Ix)	421.9 cm⁴	10.14 in⁴
Moment of inertia (Iy)	213.6 cm⁴	5.13 in⁴
Elastic section modulus (Sx)	73.37 cm³	4.478 in³
Elastic section modulus (Sy)	56.96 cm³	3.476 in³
Plastic section modulus (Zx)	94.17 cm³	5.747 in³
Plastic section modulus (Zy)	69.63 cm³	4.249 in³
Radius of gyration (rx)	4.01 cm	1.580 in
Radius of gyration (ry)	2.86 cm	1.124 in