U 211x70x5.5 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 211x70x5.5 (UK / Australia)

The U 211x70x5.5 steel profile weighs 14.1 kg/m (9.50 lb/ft), has a depth of 211 mm (8.31 in), flange width 70 mm (2.76 in). Cross-sectional area: 1,800.259 mm². Moment of inertia Ix = 1,101.84 cm⁴, Iy = 77.002 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	211 mm	8.31 in
Width (b)	70 mm	2.76 in
Thickness (t)	5.5 mm	0.22 in
Fillet radius (r)	12 mm	0.47 in
Weight	14.1 kg/m	9.50 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,800.26 mm²	2.790 in²
Moment of inertia (Ix)	1,101.84 cm⁴	26.47 in⁴
Moment of inertia (Iy)	77 cm⁴	1.85 in⁴
Elastic section modulus (Sx)	104.44 cm³	6.373 in³
Elastic section modulus (Sy)	14.44 cm³	0.881 in³
Plastic section modulus (Zx)	134.08 cm³	8.182 in³
Plastic section modulus (Zy)	19.2 cm³	1.172 in³
Radius of gyration (rx)	7.82 cm	3.080 in
Radius of gyration (ry)	2.07 cm	0.814 in