L 50x30x3 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 50x30x3 (UK)

The L 50x30x3 steel profile weighs 1.8 kg/m (1.24 lb/ft), has a depth of 50 mm (1.97 in), flange width 30 mm (1.18 in). Cross-sectional area: 231 mm². Moment of inertia Ix = 6.036 cm⁴, Iy = 1.687 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	50 mm	1.97 in
Width (b)	30 mm	1.18 in
Thickness (t)	3 mm	0.12 in
Weight	1.8 kg/m	1.24 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	231 mm²	0.358 in²
Moment of inertia (Ix)	6.04 cm⁴	0.15 in⁴
Moment of inertia (Iy)	1.69 cm⁴	0.04 in⁴
Elastic section modulus (Sx)	1.82 cm³	0.111 in³
Elastic section modulus (Sy)	0.73 cm³	0.044 in³
Plastic section modulus (Zx)	2.72 cm³	0.166 in³
Plastic section modulus (Zy)	1.09 cm³	0.066 in³
Radius of gyration (rx)	1.62 cm	0.636 in
Radius of gyration (ry)	0.85 cm	0.336 in