L 45x45x4 IS · Weight & Dimensions

IS, hot-rolled sections · Angle Section

Angle sections (L shapes) are used for bracing, connections, lintels, and built-up members. Available in equal and unequal leg configurations.

Also known as: RSA 45x45x4 (UK)

The L 45x45x4 steel profile weighs 2.7 kg/m (1.83 lb/ft), has a depth of 45 mm (1.77 in), flange width 45 mm (1.77 in). Cross-sectional area: 344 mm². Moment of inertia Ix = 6.666 cm⁴, Iy = 6.666 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	45 mm	1.77 in
Width (b)	45 mm	1.77 in
Thickness (t)	4 mm	0.16 in
Weight	2.7 kg/m	1.83 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	344 mm²	0.533 in²
Moment of inertia (Ix)	6.67 cm⁴	0.16 in⁴
Moment of inertia (Iy)	6.67 cm⁴	0.16 in⁴
Elastic section modulus (Sx)	2.07 cm³	0.126 in³
Elastic section modulus (Sy)	2.07 cm³	0.126 in³
Plastic section modulus (Zx)	3.1 cm³	0.189 in³
Plastic section modulus (Zy)	3.1 cm³	0.189 in³
Radius of gyration (rx)	1.39 cm	0.548 in
Radius of gyration (ry)	1.39 cm	0.548 in