L 120×120/12 is an equal-leg steel angle per EN 10056-1: leg length 120 mm, thickness 12 mm, weight 21.6 kg/m, cross-section area 27.5 cm², moment of inertia Iy = 367.7 cm⁴, elastic section modulus Wel,y = 42.8 cm³.
Geometry
Leg length a120.00 mm
Thickness t12.00 mm
Cross-section area A27.500 cm²
Centroid Cx=Cy34.0 mm
Weight G steel 7850 kg/m³21.60kg/m
Section properties
Moment of inertia Iy=IzⓘSecond moment of area about y-axis (strong axis)367.700 cm⁴