U 120x75x5 IAS · Weight & Dimensions

IAS, 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 120x75x5 (UK / Australia)

The U 120x75x5 steel profile weighs 9.9 kg/m (6.69 lb/ft), has a depth of 120 mm (4.72 in), flange width 75 mm (2.95 in). Cross-sectional area: 1,267.762 mm². Moment of inertia Ix = 292.098 cm⁴, Iy = 72.491 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	120 mm	4.72 in
Width (b)	75 mm	2.95 in
Thickness (t)	5 mm	0.20 in
Weight	9.9 kg/m	6.69 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,267.76 mm²	1.965 in²
Moment of inertia (Ix)	292.1 cm⁴	7.02 in⁴
Moment of inertia (Iy)	72.49 cm⁴	1.74 in⁴
Elastic section modulus (Sx)	48.68 cm³	2.971 in³
Elastic section modulus (Sy)	14.01 cm³	0.855 in³
Plastic section modulus (Zx)	58.22 cm³	3.553 in³
Plastic section modulus (Zy)	18.61 cm³	1.135 in³
Radius of gyration (rx)	4.8 cm	1.890 in
Radius of gyration (ry)	2.39 cm	0.941 in