RHS 250x100x8 SAISC · Weight & Dimensions

SAISC, cold-formed sections · 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 250x100 (México) · Caño estructural 250x100 (Argentina)

The RHS 250x100x8 steel profile weighs 40.2 kg/m (27.03 lb/ft), has a depth of 250 mm (9.84 in), flange width 100 mm (3.94 in). Cross-sectional area: 5,124.248 mm². Moment of inertia Ix = 3,714.085 cm⁴, Iy = 875.064 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	100 mm	3.94 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	20 mm	0.79 in
Weight	40.2 kg/m	27.03 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,124.25 mm²	7.943 in²
Moment of inertia (Ix)	3,714.08 cm⁴	89.23 in⁴
Moment of inertia (Iy)	875.06 cm⁴	21.02 in⁴
Elastic section modulus (Sx)	297.13 cm³	18.132 in³
Elastic section modulus (Sy)	175.01 cm³	10.680 in³
Plastic section modulus (Zx)	385.37 cm³	23.517 in³
Plastic section modulus (Zy)	201.45 cm³	12.293 in³
Radius of gyration (rx)	8.51 cm	3.352 in
Radius of gyration (ry)	4.13 cm	1.627 in