RHS 115x75x5.6 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 115x75x5.6 steel profile weighs 15.1 kg/m (10.14 lb/ft), has a depth of 115 mm (4.53 in), flange width 75 mm (2.95 in). Cross-sectional area: 1,921.801 mm². Moment of inertia Ix = 330.228 cm⁴, Iy = 168.956 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5.6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	115 mm	4.53 in
Width (b)	75 mm	2.95 in
Thickness (t)	5.6 mm	0.22 in
Fillet radius (r)	11.2 mm	0.44 in
Weight	15.1 kg/m	10.14 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,921.8 mm²	2.979 in²
Moment of inertia (Ix)	330.23 cm⁴	7.93 in⁴
Moment of inertia (Iy)	168.96 cm⁴	4.06 in⁴
Elastic section modulus (Sx)	57.43 cm³	3.505 in³
Elastic section modulus (Sy)	45.06 cm³	2.749 in³
Plastic section modulus (Zx)	71.56 cm³	4.367 in³
Plastic section modulus (Zy)	53.15 cm³	3.243 in³
Radius of gyration (rx)	4.15 cm	1.632 in
Radius of gyration (ry)	2.97 cm	1.167 in