U 100x75x5 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 100x75x5 (UK / Australia)

The U 100x75x5 steel profile weighs 9.2 kg/m (6.16 lb/ft), has a depth of 100 mm (3.94 in), flange width 75 mm (2.95 in). Cross-sectional area: 1,167.762 mm². Moment of inertia Ix = 191.792 cm⁴, Iy = 67.791 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	100 mm	3.94 in
Width (b)	75 mm	2.95 in
Thickness (t)	5 mm	0.20 in
Fillet radius (r)	5 mm	0.20 in
Weight	9.2 kg/m	6.16 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,167.76 mm²	1.810 in²
Moment of inertia (Ix)	191.79 cm⁴	4.61 in⁴
Moment of inertia (Iy)	67.79 cm⁴	1.63 in⁴
Elastic section modulus (Sx)	38.36 cm³	2.341 in³
Elastic section modulus (Sy)	13.57 cm³	0.828 in³
Plastic section modulus (Zx)	45.72 cm³	2.790 in³
Plastic section modulus (Zy)	18.11 cm³	1.105 in³
Radius of gyration (rx)	4.05 cm	1.596 in
Radius of gyration (ry)	2.41 cm	0.949 in