U 250x100x4 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 250x100x4 (UK / Australia)

The U 250x100x4 steel profile weighs 13.7 kg/m (9.22 lb/ft), has a depth of 250 mm (9.84 in), flange width 100 mm (3.94 in). Cross-sectional area: 1,747.368 mm². Moment of inertia Ix = 1,650.727 cm⁴, Iy = 166.565 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)	4 mm	0.16 in
Fillet radius (r)	4 mm	0.16 in
Weight	13.7 kg/m	9.22 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,747.37 mm²	2.708 in²
Moment of inertia (Ix)	1,650.73 cm⁴	39.66 in⁴
Moment of inertia (Iy)	166.57 cm⁴	4.00 in⁴
Elastic section modulus (Sx)	132.06 cm³	8.059 in³
Elastic section modulus (Sy)	21.92 cm³	1.337 in³
Plastic section modulus (Zx)	156.95 cm³	9.578 in³
Plastic section modulus (Zy)	28.68 cm³	1.750 in³
Radius of gyration (rx)	9.72 cm	3.827 in
Radius of gyration (ry)	3.09 cm	1.216 in