FL 40×12 is a hot rolled steel flat bar per EN 10058: width 40 mm, thickness 12 mm, weight 3.8 kg/m, cross-section area 4.8 cm², moment of inertia Iy = 6.4 cm⁴, elastic section modulus Wel,y = 3.2 cm³.
Geometry
Width b40.00 mm
Thickness t12.00 mm
Cross-section area A4.800 cm²
Weight G steel 7850 kg/m³3.77kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)6.400 cm⁴0.576 cm⁴
WelⓘElastic section modulus about y-axis3.200 cm³0.960 cm³
WplⓘPlastic section modulus about y-axis4.800 cm³1.440 cm³