U 250x100x3 Cintac · Weight & Dimensions

Cintac, cold-formed sections · 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: U 250x100x3 (UK / Australia)

The U 250x100x3 steel profile weighs 10.4 kg/m (6.97 lb/ft), has a depth of 250 mm (9.84 in), flange width 100 mm (3.94 in). Cross-sectional area: 1,320.394 mm². Moment of inertia Ix = 1,260.267 cm⁴, Iy = 126.988 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)	3 mm	0.12 in
Fillet radius (r)	3 mm	0.12 in
Weight	10.4 kg/m	6.97 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,320.39 mm²	2.047 in²
Moment of inertia (Ix)	1,260.27 cm⁴	30.28 in⁴
Moment of inertia (Iy)	126.99 cm⁴	3.05 in⁴
Elastic section modulus (Sx)	100.82 cm³	6.153 in³
Elastic section modulus (Sy)	16.61 cm³	1.014 in³
Plastic section modulus (Zx)	118.75 cm³	7.246 in³
Plastic section modulus (Zy)	21.7 cm³	1.324 in³
Radius of gyration (rx)	9.77 cm	3.846 in
Radius of gyration (ry)	3.1 cm	1.221 in