U 125x50x2.5 Acindar · Weight & Dimensions

Acindar, 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 125x50x2.5 (UK / Australia)

The U 125x50x2.5 steel profile weighs 4.3 kg/m (2.86 lb/ft), has a depth of 125 mm (4.92 in), flange width 50 mm (1.97 in). Cross-sectional area: 541.941 mm². Moment of inertia Ix = 126.669 cm⁴, Iy = 12.8 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	125 mm	4.92 in
Width (b)	50 mm	1.97 in
Thickness (t)	2.5 mm	0.10 in
Fillet radius (r)	2.5 mm	0.10 in
Weight	4.3 kg/m	2.86 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	541.94 mm²	0.840 in²
Moment of inertia (Ix)	126.67 cm⁴	3.04 in⁴
Moment of inertia (Iy)	12.8 cm⁴	0.31 in⁴
Elastic section modulus (Sx)	20.27 cm³	1.237 in³
Elastic section modulus (Sy)	3.39 cm³	0.207 in³
Plastic section modulus (Zx)	24.31 cm³	1.483 in³
Plastic section modulus (Zy)	4.44 cm³	0.271 in³
Radius of gyration (rx)	4.83 cm	1.903 in
Radius of gyration (ry)	1.54 cm	0.605 in