L 70x45x5 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 70x45x5 (UK)

The L 70x45x5 steel profile weighs 4.3 kg/m (2.91 lb/ft), has a depth of 70 mm (2.76 in), flange width 45 mm (1.77 in). Cross-sectional area: 550 mm². Moment of inertia Ix = 27.777 cm⁴, Iy = 9.183 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	70 mm	2.76 in
Width (b)	45 mm	1.77 in
Thickness (t)	5 mm	0.20 in
Weight	4.3 kg/m	2.91 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	550 mm²	0.852 in²
Moment of inertia (Ix)	27.78 cm⁴	0.67 in⁴
Moment of inertia (Iy)	9.18 cm⁴	0.22 in⁴
Elastic section modulus (Sx)	5.93 cm³	0.362 in³
Elastic section modulus (Sy)	2.68 cm³	0.163 in³
Plastic section modulus (Zx)	8.9 cm³	0.543 in³
Plastic section modulus (Zy)	4.01 cm³	0.245 in³
Radius of gyration (rx)	2.25 cm	0.885 in
Radius of gyration (ry)	1.29 cm	0.509 in