public double WallNominalThickness { get; set; }

Public Property WallNominalThickness As Double
	Get
	Set

public:
property double WallNominalThickness {
	double get ();
	void set (double value);
}

Nominal is measured real value of profile, should be thicker than designed. In EN standard it is marked as "d". //Need to be verified!!!!!!! In ACI standard it is marked as "d". //Need to be verified!!!!!!!