U 250 x 35,5 KS · Weight & Dimensions

KS, hot-rolled 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 250 x 35,5 (UK / Australia)

The U 250 x 35,5 steel profile weighs 35.5 kg/m (23.84 lb/ft), has a depth of 250 mm (9.84 in), flange width 90 mm (3.54 in). Cross-sectional area: 4,521.805 mm². Moment of inertia Ix = 4,513.832 cm⁴, Iy = 364.332 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	250 mm	9.84 in
Width (b)	90 mm	3.54 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	15 mm	0.59 in
Fillet radius (r)	12 mm	0.47 in
Weight	35.5 kg/m	23.84 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,521.81 mm²	7.009 in²
Moment of inertia (Ix)	4,513.83 cm⁴	108.44 in⁴
Moment of inertia (Iy)	364.33 cm⁴	8.75 in⁴
Elastic section modulus (Sx)	361.11 cm³	22.036 in³
Elastic section modulus (Sy)	59.31 cm³	3.619 in³
Plastic section modulus (Zx)	420.68 cm³	25.672 in³
Plastic section modulus (Zy)	107.38 cm³	6.553 in³
Radius of gyration (rx)	9.99 cm	3.934 in
Radius of gyration (ry)	2.84 cm	1.118 in