U 300x90x7 Sadef · Weight & Dimensions

Sadef, 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 300x90x7 (UK / Australia)

The U 300x90x7 steel profile weighs 24.8 kg/m (16.69 lb/ft), has a depth of 300 mm (11.81 in), flange width 90 mm (3.54 in). Cross-sectional area: 3,168.726 mm². Moment of inertia Ix = 3,859.686 cm⁴, Iy = 215.536 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	90 mm	3.54 in
Thickness (t)	7 mm	0.28 in
Fillet radius (r)	12 mm	0.47 in
Weight	24.8 kg/m	16.69 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,168.73 mm²	4.912 in²
Moment of inertia (Ix)	3,859.69 cm⁴	92.73 in⁴
Moment of inertia (Iy)	215.54 cm⁴	5.18 in⁴
Elastic section modulus (Sx)	257.31 cm³	15.702 in³
Elastic section modulus (Sy)	30.84 cm³	1.882 in³
Plastic section modulus (Zx)	327.65 cm³	19.994 in³
Plastic section modulus (Zy)	40.71 cm³	2.484 in³
Radius of gyration (rx)	11.04 cm	4.345 in
Radius of gyration (ry)	2.61 cm	1.027 in