CHS 457x12.5 Tata Steel Celsius · Weight & Dimensions

Tata Steel Celsius · 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 457x12.5 steel profile weighs 137.0 kg/m (92.06 lb/ft). Cross-sectional area: 17,455.474 mm². Moment of inertia Ix = 43,144.805 cm⁴, Iy = 43,144.805 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	12.5 mm	0.49 in
Diameter (d)	457 mm	17.99 in
Weight	137.0 kg/m	92.06 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,455.47 mm²	27.056 in²
Moment of inertia (Ix)	43,144.8 cm⁴	1036.55 in⁴
Moment of inertia (Iy)	43,144.8 cm⁴	1036.55 in⁴
Elastic section modulus (Sx)	1,888.18 cm³	115.224 in³
Elastic section modulus (Sy)	1,888.18 cm³	115.224 in³
Plastic section modulus (Zx)	2,470.4 cm³	150.754 in³
Plastic section modulus (Zy)	2,470.4 cm³	150.754 in³
Radius of gyration (rx)	15.72 cm	6.190 in
Radius of gyration (ry)	15.72 cm	6.190 in