U 120x50x5 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 120x50x5 (UK / Australia)

The U 120x50x5 steel profile weighs 8.0 kg/m (5.37 lb/ft), has a depth of 120 mm (4.72 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,017.762 mm². Moment of inertia Ix = 209.39 cm⁴, Iy = 23.244 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	120 mm	4.72 in
Width (b)	50 mm	1.97 in
Thickness (t)	5 mm	0.20 in
Weight	8.0 kg/m	5.37 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,017.76 mm²	1.578 in²
Moment of inertia (Ix)	209.39 cm⁴	5.03 in⁴
Moment of inertia (Iy)	23.24 cm⁴	0.56 in⁴
Elastic section modulus (Sx)	34.9 cm³	2.130 in³
Elastic section modulus (Sy)	6.39 cm³	0.390 in³
Plastic section modulus (Zx)	43.84 cm³	2.676 in³
Plastic section modulus (Zy)	8.48 cm³	0.518 in³
Radius of gyration (rx)	4.54 cm	1.786 in
Radius of gyration (ry)	1.51 cm	0.595 in