CHS 75x3 NBE EA-95 · Weight & Dimensions

NBE EA-95, cold-formed sections · Circular Hollow Section

Circular Hollow Sections (CHS) are round tubular profiles with the most efficient cross-section for compression. Used for columns, trusses, and architectural structures.

Also known as: Caño estructural redondo (Argentina)

The CHS 75x3 steel profile weighs 5.3 kg/m (3.58 lb/ft). Cross-sectional area: 678.584 mm². Moment of inertia Ix = 44.049 cm⁴, Iy = 44.049 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3 mm ≈ 11 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	3 mm	0.12 in
Diameter (d)	75 mm	2.95 in
Weight	5.3 kg/m	3.58 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	678.58 mm²	1.052 in²
Moment of inertia (Ix)	44.05 cm⁴	1.06 in⁴
Moment of inertia (Iy)	44.05 cm⁴	1.06 in⁴
Elastic section modulus (Sx)	11.75 cm³	0.717 in³
Elastic section modulus (Sy)	11.75 cm³	0.717 in³
Plastic section modulus (Zx)	15.56 cm³	0.950 in³
Plastic section modulus (Zy)	15.56 cm³	0.950 in³
Radius of gyration (rx)	2.55 cm	1.003 in
Radius of gyration (ry)	2.55 cm	1.003 in