U 200x50x4 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 200x50x4 (UK / Australia)

The U 200x50x4 steel profile weighs 9.0 kg/m (6.05 lb/ft), has a depth of 200 mm (7.87 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,147.368 mm². Moment of inertia Ix = 599.609 cm⁴, Iy = 22.158 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	200 mm	7.87 in
Width (b)	50 mm	1.97 in
Thickness (t)	4 mm	0.16 in
Weight	9.0 kg/m	6.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,147.37 mm²	1.778 in²
Moment of inertia (Ix)	599.61 cm⁴	14.41 in⁴
Moment of inertia (Iy)	22.16 cm⁴	0.53 in⁴
Elastic section modulus (Sx)	59.96 cm³	3.659 in³
Elastic section modulus (Sy)	5.55 cm³	0.338 in³
Plastic section modulus (Zx)	76.05 cm³	4.641 in³
Plastic section modulus (Zy)	7.27 cm³	0.443 in³
Radius of gyration (rx)	7.23 cm	2.846 in
Radius of gyration (ry)	1.39 cm	0.547 in