U 140x50x3 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 140x50x3 (UK / Australia)

The U 140x50x3 steel profile weighs 5.4 kg/m (3.63 lb/ft), has a depth of 140 mm (5.51 in), flange width 50 mm (1.97 in). Cross-sectional area: 687.815 mm². Moment of inertia Ix = 194.017 cm⁴, Iy = 15.581 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	140 mm	5.51 in
Width (b)	50 mm	1.97 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	4 mm	0.16 in
Weight	5.4 kg/m	3.63 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	687.82 mm²	1.066 in²
Moment of inertia (Ix)	194.02 cm⁴	4.66 in⁴
Moment of inertia (Iy)	15.58 cm⁴	0.37 in⁴
Elastic section modulus (Sx)	27.72 cm³	1.691 in³
Elastic section modulus (Sy)	4.08 cm³	0.249 in³
Plastic section modulus (Zx)	34.01 cm³	2.075 in³
Plastic section modulus (Zy)	5.36 cm³	0.327 in³
Radius of gyration (rx)	5.31 cm	2.091 in
Radius of gyration (ry)	1.51 cm	0.593 in