L 55x55x8 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 55x55x8 (UK)

The L 55x55x8 steel profile weighs 6.4 kg/m (4.31 lb/ft), has a depth of 55 mm (2.17 in), flange width 55 mm (2.17 in). Cross-sectional area: 816 mm². Moment of inertia Ix = 22.489 cm⁴, Iy = 22.489 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	55 mm	2.17 in
Width (b)	55 mm	2.17 in
Thickness (t)	8 mm	0.31 in
Weight	6.4 kg/m	4.31 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	816 mm²	1.265 in²
Moment of inertia (Ix)	22.49 cm⁴	0.54 in⁴
Moment of inertia (Iy)	22.49 cm⁴	0.54 in⁴
Elastic section modulus (Sx)	5.87 cm³	0.358 in³
Elastic section modulus (Sy)	5.87 cm³	0.358 in³
Plastic section modulus (Zx)	8.8 cm³	0.537 in³
Plastic section modulus (Zy)	8.8 cm³	0.537 in³
Radius of gyration (rx)	1.66 cm	0.654 in
Radius of gyration (ry)	1.66 cm	0.654 in