RHS 350x250x8 Tata Steel Celsius · Weight & Dimensions

Tata Steel Celsius · 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 350x250 (México) · Caño estructural 350x250 (Argentina)

The RHS 350x250x8 steel profile weighs 72.8 kg/m (48.92 lb/ft), has a depth of 350 mm (13.78 in), flange width 250 mm (9.84 in). Cross-sectional area: 9,234.124 mm². Moment of inertia Ix = 16,337.278 cm⁴, Iy = 9,743.84 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	250 mm	9.84 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	12 mm	0.47 in
Weight	72.8 kg/m	48.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,234.12 mm²	14.313 in²
Moment of inertia (Ix)	16,337.28 cm⁴	392.50 in⁴
Moment of inertia (Iy)	9,743.84 cm⁴	234.10 in⁴
Elastic section modulus (Sx)	933.56 cm³	56.969 in³
Elastic section modulus (Sy)	779.51 cm³	47.569 in³
Plastic section modulus (Zx)	1,111.2 cm³	67.810 in³
Plastic section modulus (Zy)	883.1 cm³	53.890 in³
Radius of gyration (rx)	13.3 cm	5.237 in
Radius of gyration (ry)	10.27 cm	4.044 in