U 175x75x4 IAS · Weight & Dimensions

IAS, 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 175x75x4 (UK / Australia)

The U 175x75x4 steel profile weighs 9.8 kg/m (6.58 lb/ft), has a depth of 175 mm (6.89 in), flange width 75 mm (2.95 in). Cross-sectional area: 1,247.368 mm². Moment of inertia Ix = 578.234 cm⁴, Iy = 67.33 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	175 mm	6.89 in
Width (b)	75 mm	2.95 in
Thickness (t)	4 mm	0.16 in
Weight	9.8 kg/m	6.58 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,247.37 mm²	1.933 in²
Moment of inertia (Ix)	578.23 cm⁴	13.89 in⁴
Moment of inertia (Iy)	67.33 cm⁴	1.62 in⁴
Elastic section modulus (Sx)	66.08 cm³	4.033 in³
Elastic section modulus (Sy)	12.05 cm³	0.735 in³
Plastic section modulus (Zx)	79.17 cm³	4.831 in³
Plastic section modulus (Zy)	15.82 cm³	0.965 in³
Radius of gyration (rx)	6.81 cm	2.681 in
Radius of gyration (ry)	2.32 cm	0.915 in