Supported design properties of the materials

Steel Specific Material Properties

Index	Design property	Unit	Description
1	fy	Mpa	Yield strength
2	fu	Mpa	Ultimate strength
3	fu(minimum)	MPa	The specified minimum tensile strength
4	Ry	-	The ratio of the expected yield stress to the specified minimum yield stress
5	Rt	-	value used to calculate the expected tensile strength for the seismic detailing checks

Concrete Specific Material Properties

Index	Design property	Unit	Description
6	fck	Mpa	Characteristic compressive cylinder strength
7	fcm	Mpa	Mean compressive strength
8	fctm	Mpa	Mean tensile strength
9	fctk 05	Mpa	Five percent quantile of tensile strength
10	fctk 95	Mpa	Ninety five percent quantile of tensile strength
11	eps c2	-	Strain at reaching maximum strength for calculation of bearing capacity
12	eps cu2	-	Ultimate strain for calculation of bearing capacity
13	eps c3	-	Strain at reaching maximum strength for calculation of load effect
14	eps cu3	-	Ultimate strain for calculation of load effect

Timber Specific Material Properties

Index	Design property	Unit	Description
15	E0.05	Mpa	5% Modulus of elasticity parallel to grain
16	E90, mean	Mpa	Mean modulus of elasticity perpendicular to grain
17	fmk	Mpa	Characteristic bending strength
18	ft0k	Mpa	Characteristic tensile strength parallel to grain
19	ft90k	Mpa	Characteristic tensile strength perpendicular to grain
20	fc0k	Mpa	Characteristic compressive strength parallel to grain
21	fc90k	Mpa	Characteristic compressive strength perpendicular to grain
22	fvk	Mpa	Characteristic shear strength