L 180x180x20 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 180x180x20 (UK)

The L 180x180x20 steel profile weighs 53.6 kg/m (36.03 lb/ft), has a depth of 180 mm (7.09 in), flange width 180 mm (7.09 in). Cross-sectional area: 6,800 mm². Moment of inertia Ix = 2,066.902 cm⁴, Iy = 2,066.902 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	180 mm	7.09 in
Width (b)	180 mm	7.09 in
Thickness (t)	20 mm	0.79 in
Weight	53.6 kg/m	36.03 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,800 mm²	10.540 in²
Moment of inertia (Ix)	2,066.9 cm⁴	49.66 in⁴
Moment of inertia (Iy)	2,066.9 cm⁴	49.66 in⁴
Elastic section modulus (Sx)	161.92 cm³	9.881 in³
Elastic section modulus (Sy)	161.92 cm³	9.881 in³
Plastic section modulus (Zx)	242.88 cm³	14.822 in³
Plastic section modulus (Zy)	242.88 cm³	14.822 in³
Radius of gyration (rx)	5.51 cm	2.171 in
Radius of gyration (ry)	5.51 cm	2.171 in