U 350x75x3 Cintac · Weight & Dimensions

Cintac, 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 350x75x3 (UK / Australia)

The U 350x75x3 steel profile weighs 11.5 kg/m (7.75 lb/ft), has a depth of 350 mm (13.78 in), flange width 75 mm (2.95 in). Cross-sectional area: 1,470.394 mm². Moment of inertia Ix = 2,336.853 cm⁴, Iy = 61.608 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	75 mm	2.95 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	3 mm	0.12 in
Weight	11.5 kg/m	7.75 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,470.39 mm²	2.279 in²
Moment of inertia (Ix)	2,336.85 cm⁴	56.14 in⁴
Moment of inertia (Iy)	61.61 cm⁴	1.48 in⁴
Elastic section modulus (Sx)	133.53 cm³	8.149 in³
Elastic section modulus (Sy)	9.86 cm³	0.602 in³
Plastic section modulus (Zx)	166.82 cm³	10.180 in³
Plastic section modulus (Zy)	12.85 cm³	0.784 in³
Radius of gyration (rx)	12.61 cm	4.963 in
Radius of gyration (ry)	2.05 cm	0.806 in