Circular Hollow Section Sizes Properties table according to EN 10210-2 standard for metric hot finished structural hollow sections with outsidediameters up to 2500 mm.
Symbols: D = outside diameter; T = Thickness; M = Mass per unit length; A = Cross-sectional area; I = Second moment of area; i = radius of gyration; Wel = elastic section modulus; Wpl = plastic section modulus; It = Torsional inertia constant; Ct = Torsional modulus constant; As = Superficial area per metre length