U 83.2x40x1.6 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 83.2x40x1.6 (UK / Australia)

The U 83.2x40x1.6 steel profile weighs 2.0 kg/m (1.33 lb/ft), has a depth of 83.2 mm (3.28 in), flange width 40 mm (1.57 in). Cross-sectional area: 252.699 mm². Moment of inertia Ix = 27.568 cm⁴, Iy = 4.033 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	83.2 mm	3.28 in
Width (b)	40 mm	1.57 in
Thickness (t)	1.6 mm	0.06 in
Fillet radius (r)	1.6 mm	0.06 in
Weight	2.0 kg/m	1.33 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	252.7 mm²	0.392 in²
Moment of inertia (Ix)	27.57 cm⁴	0.66 in⁴
Moment of inertia (Iy)	4.03 cm⁴	0.10 in⁴
Elastic section modulus (Sx)	6.63 cm³	0.404 in³
Elastic section modulus (Sy)	1.37 cm³	0.084 in³
Plastic section modulus (Zx)	7.78 cm³	0.475 in³
Plastic section modulus (Zy)	1.79 cm³	0.110 in³
Radius of gyration (rx)	3.3 cm	1.300 in
Radius of gyration (ry)	1.26 cm	0.497 in