RHS 400x200x8 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 400x200 (México) · Caño estructural 400x200 (Argentina)

The RHS 400x200x8 steel profile weighs 72.8 kg/m (48.92 lb/ft), has a depth of 400 mm (15.75 in), flange width 200 mm (7.87 in). Cross-sectional area: 9,234.124 mm². Moment of inertia Ix = 19,413.395 cm⁴, Iy = 6,626.519 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	400 mm	15.75 in
Width (b)	200 mm	7.87 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)	19,413.39 cm⁴	466.41 in⁴
Moment of inertia (Iy)	6,626.52 cm⁴	159.20 in⁴
Elastic section modulus (Sx)	970.67 cm³	59.234 in³
Elastic section modulus (Sy)	662.65 cm³	40.438 in³
Plastic section modulus (Zx)	1,195.26 cm³	72.939 in³
Plastic section modulus (Zy)	739.05 cm³	45.100 in³
Radius of gyration (rx)	14.5 cm	5.708 in
Radius of gyration (ry)	8.47 cm	3.335 in