ISLC 250 · Weight & Dimensions

IS — Cold-formed Channel

Cold-formed channels (U shapes) are similar to C shapes but without stiffening lips. Used for light structural framing, supports, and secondary members.

Also known as: ISLC 250 (UK / Australia)

The ISLC 250 steel profile weighs 28.0 kg/m (18.82 lb/ft), has a depth of 250 mm (9.84 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,633.4 mm². Moment of inertia Ix = 2,441.58 cm⁴, Iy = 227.3 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	100 mm	3.94 in
Web thickness (tw)	6.1 mm	0.24 in
Flange thickness (tf)	10.7 mm	0.42 in
Thickness (t)	6.1 mm	0.24 in
Fillet radius (r)	11 mm	0.43 in
Weight	28.0 kg/m	18.82 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,633.4 mm²	4.082 in²
Moment of inertia (Ix)	2,441.58 cm⁴	58.66 in⁴
Moment of inertia (Iy)	227.3 cm⁴	5.46 in⁴
Elastic section modulus (Sx)	195.33 cm³	11.920 in³
Elastic section modulus (Sy)	28.56 cm³	1.743 in³
Plastic section modulus (Zx)	224.63 cm³	13.708 in³
Plastic section modulus (Zy)	34.28 cm³	2.092 in³
Radius of gyration (rx)	9.63 cm	3.791 in
Radius of gyration (ry)	2.94 cm	1.157 in