L 40x30x3 Tecnometal · Weight & Dimensions

Tecnometal, cold-formed sections (Italy) · 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 40x30x3 (UK)

The L 40x30x3 steel profile weighs 1.6 kg/m (1.07 lb/ft), has a depth of 40 mm (1.57 in), flange width 30 mm (1.18 in). Cross-sectional area: 195.206 mm². Moment of inertia Ix = 3.176 cm⁴, Iy = 1.561 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	40 mm	1.57 in
Width (b)	30 mm	1.18 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	3 mm	0.12 in
Weight	1.6 kg/m	1.07 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	195.21 mm²	0.303 in²
Moment of inertia (Ix)	3.18 cm⁴	0.08 in⁴
Moment of inertia (Iy)	1.56 cm⁴	0.04 in⁴
Elastic section modulus (Sx)	1.17 cm³	0.072 in³
Elastic section modulus (Sy)	0.7 cm³	0.043 in³
Plastic section modulus (Zx)	1.76 cm³	0.107 in³
Plastic section modulus (Zy)	1.05 cm³	0.064 in³
Radius of gyration (rx)	1.28 cm	0.502 in
Radius of gyration (ry)	0.89 cm	0.352 in