U 200x50x3 Arval · Weight & Dimensions

Arval, 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 200x50x3 (UK / Australia)

The U 200x50x3 steel profile weighs 6.8 kg/m (4.58 lb/ft), has a depth of 200 mm (7.87 in), flange width 50 mm (1.97 in). Cross-sectional area: 867.815 mm². Moment of inertia Ix = 459.474 cm⁴, Iy = 17.102 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)	3 mm	0.12 in
Fillet radius (r)	4 mm	0.16 in
Weight	6.8 kg/m	4.58 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	867.82 mm²	1.345 in²
Moment of inertia (Ix)	459.47 cm⁴	11.04 in⁴
Moment of inertia (Iy)	17.1 cm⁴	0.41 in⁴
Elastic section modulus (Sx)	45.95 cm³	2.804 in³
Elastic section modulus (Sy)	4.24 cm³	0.259 in³
Plastic section modulus (Zx)	57.77 cm³	3.525 in³
Plastic section modulus (Zy)	5.55 cm³	0.338 in³
Radius of gyration (rx)	7.28 cm	2.865 in
Radius of gyration (ry)	1.4 cm	0.553 in