L 120x80x12 ArcelorMittal · Weight & Dimensions

ArcelorMittal, 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 120x80x12 (UK)

The L 120x80x12 steel profile weighs 17.8 kg/m (11.98 lb/ft), has a depth of 120 mm (4.72 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,281.967 mm². Moment of inertia Ix = 325.707 cm⁴, Iy = 116.52 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	120 mm	4.72 in
Width (b)	80 mm	3.15 in
Thickness (t)	12 mm	0.47 in
Fillet radius (r)	11 mm	0.43 in
Weight	17.8 kg/m	11.98 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,281.97 mm²	3.537 in²
Moment of inertia (Ix)	325.71 cm⁴	7.83 in⁴
Moment of inertia (Iy)	116.52 cm⁴	2.80 in⁴
Elastic section modulus (Sx)	40.72 cm³	2.485 in³
Elastic section modulus (Sy)	19.5 cm³	1.190 in³
Plastic section modulus (Zx)	61.08 cm³	3.727 in³
Plastic section modulus (Zy)	29.24 cm³	1.785 in³
Radius of gyration (rx)	3.78 cm	1.487 in
Radius of gyration (ry)	2.26 cm	0.890 in