L 80x80x4.75 IAS · Weight & Dimensions

IAS, cold-formed sections · Angle Section

Angle sections (L shapes) are used for bracing, connections, lintels, and built-up members. Available in equal and unequal leg configurations.

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Also known as: RSA 80x80x4.75 (UK)

The L 80x80x4.75 steel profile weighs 5.8 kg/m (3.89 lb/ft), has a depth of 80 mm (3.15 in), flange width 80 mm (3.15 in). Cross-sectional area: 722.912 mm². Moment of inertia Ix = 45.766 cm⁴, Iy = 45.766 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	80 mm	3.15 in
Width (b)	80 mm	3.15 in
Thickness (t)	4.8 mm	0.19 in
Weight	5.8 kg/m	3.89 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	722.91 mm²	1.121 in²
Moment of inertia (Ix)	45.77 cm⁴	1.10 in⁴
Moment of inertia (Iy)	45.77 cm⁴	1.10 in⁴
Elastic section modulus (Sx)	7.92 cm³	0.483 in³
Elastic section modulus (Sy)	7.92 cm³	0.483 in³
Plastic section modulus (Zx)	11.87 cm³	0.725 in³
Plastic section modulus (Zy)	11.87 cm³	0.725 in³
Radius of gyration (rx)	2.52 cm	0.991 in
Radius of gyration (ry)	2.52 cm	0.991 in