L 55x55x10 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 55x55x10 (UK)

The L 55x55x10 steel profile weighs 7.8 kg/m (5.28 lb/ft), has a depth of 55 mm (2.17 in), flange width 55 mm (2.17 in). Cross-sectional area: 1,000 mm². Moment of inertia Ix = 26.769 cm⁴, Iy = 26.769 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)	10 mm	0.39 in
Weight	7.8 kg/m	5.28 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,000 mm²	1.550 in²
Moment of inertia (Ix)	26.77 cm⁴	0.64 in⁴
Moment of inertia (Iy)	26.77 cm⁴	0.64 in⁴
Elastic section modulus (Sx)	7.11 cm³	0.434 in³
Elastic section modulus (Sy)	7.11 cm³	0.434 in³
Plastic section modulus (Zx)	10.67 cm³	0.651 in³
Plastic section modulus (Zy)	10.67 cm³	0.651 in³
Radius of gyration (rx)	1.64 cm	0.644 in
Radius of gyration (ry)	1.64 cm	0.644 in