Rectangular Hollow Sections per BS EN 10210-2 Calculator
Section designation h x b x t =
mm x mm x mm
Mass  pre metre = kg/m
Area of section = cm2
 Ratio for local buckling cw/t = -
 Ratio for local buckling cf/t = -
Second moment of area Axis y-y = cm4
Second moment of area Axis z-z = cm4
Radius of gyration Axis y-y = cm
Radius of gyration Axis z-z = cm
Elastic modulus Axis y-y = cm3
Elastic modulus Axis z-z = cm3
Plastic modulus Axis y-y = cm3
Plastic modulus Axis z-z = cm3
Torsional constant IT = cm4
Torsional constant Wt = cm3
Surface area per metre = m2
Surface area per tonne = m2